Best AI Voice Assistants

How Many AI Voice Assistants Products Does G2 Track?

Total Products under this Category: 772

Category Stats (Sep 2026)

  • Average Rating: 4.72/5 (↓0.01 vs Aug 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Thoughtly (+1.76%) - Among all products in this category, Thoughtly recorded the largest rating increase compared to last month

Last updated: September 01, 2026

How Does G2 Rank AI Voice Assistants Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 30,500+ Authentic Reviews
  • 772+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for AI Voice Assistants

G2 Grid® for AI Voice Assistants plotting products by satisfaction and market presence

Highlighted products: Retell AI, ElevenLabs, Genesys Cloud CX, RingCentral AI Receptionist (AIR), Dialpad Support, CallRail, Smith.ai AI Receptionist, and Glia.

Underlying data: [Grid® JSON](https://www.g2.com/categories/ai-voice-assistants/grids.json?focus%5B%5D=retell-ai&focus%5B%5D=elevenlabsio&focus%5B%5D=genesys-cloud-cx&focus%5B%5D=ringcentral-ai-receptionist-air&focus%5B%5D=dialpad-support&focus%5B%5D=callrail&focus%5B%5D=smith-ai-ai-receptionist&focus%5B%5D=glia)

Retell AI

Retell AI is a powerful conversational AI platform designed to automate voice, SMS, and chat interactions with natural, humanlike performance. Built on top of your choice of large language models (LLMs), Retell allows teams to spin up real-time AI agents that handle calls, trigger messaging workflows, and integrate seamlessly into your existing systems—all without writing code. At its core, Retell delivers Voice Agent Automation that feels indistinguishable from speaking with a real person. Calls are handled by LLM-native agents that respond within 600 milliseconds, support multi-turn logic, and operate across 31+ languages with native-quality speech. You can build and manage your own agent flows using an intuitive drag-and-drop builder that supports IVR trees, dynamic transfers, real-time webhooks, and CRM integration. Whether you’re scheduling appointments, answering FAQs, or qualifying leads, these agents are fast, reliable, and production-ready. Beyond voice, Retell also enables SMS and chat automation. Agents can send contextual messages during or after phone calls, or operate as standalone text/chat bots. You can use Twilio numbers or bring your own for outbound campaigns, enabling flexible, multi-channel engagement. To ensure quality and insight, Retell offers built-in testing and QA tools. You can simulate conversations, A/B test call flows, and monitor live call data through detailed dashboards. Track CSAT, latency, sentiment, and conversation outcomes—all in one place. Voice agents can be deployed via Twilio, SIP, branded caller ID, or embedded using Retell’s web SDKs. Unlike legacy IVR or scripted systems, Retell is built from the ground up to be AI-native and fully customizable. Whether you’re in healthcare, logistics, fintech, or customer support, Retell’s platform lets you scale personalized conversations across channels—boosting customer satisfaction and reducing operational costs.

Average Rating: 4.8/5.0

Total Reviews: 2,612

Who Is the Company Behind Retell AI?

  • Seller: Retell AI
  • Company Website:
  • Year Founded: 2023
  • HQ Location: Palo Alto, US
  • Twitter: @retellai
    3,181 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    121 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: CEO, Founder
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 3% Small, 0% Medium

What Do G2 Reviewers Say About Retell AI?

AI-generated summary from verified user reviews

Pros
  • Users highlight the ease of use of Retell AI, appreciating its user-friendly interface and straightforward setup.
  • Users appreciate the ease of use and simplicity in Retell AI, making it accessible for all skill levels.
  • Users appreciate the simple and clean UI of Retell AI, making setup and use quick and intuitive.
  • Users appreciate the seamless integrations of Retell AI, enhancing automated workflows and operational efficiency significantly.
  • Users appreciate the easy-to-use interface of Retell AI, making integration and navigation simple for everyone.
Cons
  • Users are frustrated by the missing features, such as agent limits and international number support, hindering usability.
  • Users find the cost per call for Retell AI to be on the higher side, impacting their experience.
  • Users find the steep learning curve of Retell AI challenging, especially without a technical background or proper guidance.
  • Users find the limited features of Retell AI restrictive, especially lacking SIP trunking integrations and testing options.
  • Users experience a poor understanding of Retell AI’s features, finding the setup process confusing and redundant.

What Are Recent G2 Reviews of Retell AI?

ElevenLabs

ElevenLabs is a Voice AI company building the infrastructure for communication and creation with technology. What started as a single human-like voice model has expanded into a full platform spanning speech, music, image, and video, built around three products: ElevenCreative, ElevenAgents, and ElevenAPI. ElevenCreative gives creators and marketers everything they need to generate and edit speech, music, image, and video, all in one browser-based workspace. Core capabilities include Eleven v3 for expressive Text to Speech in 70+ languages, Scribe v2 for Speech to Text, Voice Design and Voice Cloning for character creation, and Dubbing for full-scale localization. Teams also use it for AI Sound Effects, AI Music, and Image and Video generation, alongside production tools like Studio and Voice Library. ElevenAgents enables businesses to deploy voice and chat agents at scale, with the integrations, testing, and monitoring needed for reliable customer experiences across sales, support, and operations. ElevenAPI provides programmatic access to ElevenLabs AI models for voice, music, sound effects, dubbing, and transcription, so developers can integrate these capabilities directly into their applications, workflows, and production pipelines. Enterprises integrate via SOC 2 Type 2-certified APIs and SDKs. Safety measures including Speech Classifier, watermarking, and granular voice usage controls, are built into the platform. From content creation and localization to intelligent automation, ElevenLabs unites creativity and communication, empowering teams to create, converse, and connect in any language, medium, or voice.

Average Rating: 4.5/5.0

Total Reviews: 1,207

Who Is the Company Behind ElevenLabs?

  • Seller: Eleven Labs
  • Company Website:
  • Year Founded: 2022
  • HQ Location: New York, US
  • LinkedIn® Page: www.linkedin.com
    957 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Founder, CEO
  • Top Industries: Marketing and Advertising, Computer Software
  • Company Size: 73% Small, 7% Medium

What Do G2 Reviewers Say About ElevenLabs?

AI-generated summary from verified user reviews

Pros
  • Users praise the ease of use of ElevenLabs, allowing for quick setup and efficient task completion.
  • Users appreciate the impressive quality of ElevenLabs, highlighting its natural voices and seamless user experience.
  • Users value the speed and reliability of ElevenLabs, allowing efficient task completion and enhanced production quality.
  • Users appreciate the impressive voice quality and ease of use of ElevenLabs for creating seamless voice agents.
  • Users appreciate the easy setup of ElevenLabs, allowing for a smooth integration into their workflow.
Cons
  • Users find the pricing structure quite expensive, especially for high-volume usage and with non-carryover of unused credits.
  • Users report that directing AI voice talent and integration processes need improvement, causing challenges in usability and setup.
  • Users find the pricing issues limiting, especially with high-volume needs and non-carryover credits, affecting usability.
  • Users highlight the missing features like custom datasets and flexible pricing that limit their overall experience.
  • Users experience pronunciation issues with ElevenLabs, leading to inaccuracies and frustration in voice output.

What Are Recent G2 Reviews of ElevenLabs?

Genesys Cloud CX

Genesys Cloud CX® is an AI-Powered Experience Orchestration solution that enables organizations to coordinate customer and employee interactions across every touchpoint. By connecting data, systems and workflows in real time, it helps businesses deliver more consistent, personalized experiences that improve loyalty, efficiency and overall business outcomes. The solution brings together AI; voice and digital engagement; intelligent routing and automation; workforce engagement management; and end-to-end journey orchestration in a single, unified cloud solution. Its open, flexible architecture allows organizations to integrate easily with existing systems, reducing complexity while creating a more connected experience across channels and enabling innovation without disruption. Organizations use Genesys Cloud CX to accelerate time to value through rapid deployment and easy-to-deploy capabilities, while reducing cost to serve with AI-driven automation. Real-time personalization and context-aware interactions help improve customer satisfaction, while native AI capabilities enhance agent productivity, streamline workflows and support faster, more informed decision-making. A unified data layer provides real-time insights and ensures seamless experiences across channels, eliminating silos and improving visibility across operations. Built-in AI governance supports secure, compliant and explainable adoption, which is especially important for regulated industries. Designed for enterprise scale, the platform delivers high availability, stability and security, with the scalability and flexibility to support global operations and evolving business needs while maintaining resilience. Genesys Cloud CX is widely used by organizations of all sizes to orchestrate personalized customer experiences at scale, improve efficiency, simplify the technology stack and drive measurable ROI.

Average Rating: 4.4/5.0

Total Reviews: 1,473

Who Is the Company Behind Genesys Cloud CX?

  • Seller: Genesys
  • Company Website:
  • Year Founded: 1990
  • HQ Location: Menlo Park, CA
  • Twitter: @Genesys
    32,180 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    8,569 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Case Advocate, Manager
  • Top Industries: Information Technology and Services, Financial Services
  • Company Size: 45% Medium, 40% Large

What Do G2 Reviewers Say About Genesys Cloud CX?

AI-generated summary from verified user reviews

Pros
  • Users commend the ease of use of Genesys Cloud CX, enabling seamless access and improved operational agility.
  • Users value the continuous innovation and responsive improvements of Genesys Cloud CX, enhancing operational efficiency and customer satisfaction.
  • Users value the reliability of Genesys Cloud CX, as it enhances business continuity and customer engagement effectively.
  • Users value the efficiency of Genesys Cloud CX, enhancing agility and simplifying operations to meet modern demands.
  • Users value the customization options in Genesys Cloud CX, enhancing their unique routing and call flow needs.
Cons
  • Users note the limited features of Genesys Cloud CX, leading to extra costs and complications for advanced needs.
  • Users find some missing features in Genesys Cloud CX, hindering their ability to fully utilize the system's capabilities.
  • Users find Genesys Cloud CX to have a bit of a complex interface, which can overwhelm new users and hinder navigation.
  • Users are frustrated with inadequate reporting in Genesys Cloud CX, citing limitations and clunky functionality compared to alternatives.
  • Users find the learning curve steep with Genesys Cloud CX, making navigation and feature access challenging initially.

What Are Recent G2 Reviews of Genesys Cloud CX?

What Are G2 Users Discussing About Genesys Cloud CX?

RingCentral AI Receptionist (AIR)

WHAT IS AI RECEPTIONIST (AIR)? AI Receptionist (AIR) is RingCentral's voice-first AI agent for small and mid-sized businesses that keeps your business always on. Businesses using AIR have seen 60% more new patient intakes, $204,000 in additional monthly bookings, and 50% reductions in inbound call time, all without adding headcount. With no configuration needed beyond basic personalization, AIR answers common business questions, sends texts, schedules appointments, captures leads, and seamlessly transfers callers to the right human agent. Businesses can get started in minutes and immediately deliver a polished, consistent customer experience around the clock—no coding or technical expertise required. It works with any phone to turn any business phone line into an intelligent virtual receptionist. 24/7 CALL & SMS HANDLING AIR answers every call and text 24/7. It handles multiple conversations at once, so no customer ever hits voicemail during business hours, or after. It's trained on your business using your website, FAQs, and uploaded documents, so every answer is accurate, specific, and on-brand. When complex questions need a human, AIR transfers the call along with a full conversation summary, so your team picks up right where AIR left off. AIR also handles inbound text messages. When someone texts your business number, AIR replies instantly — answering questions, booking appointments via SMS, and passing conversations to your team with full context when a human touch is needed. It also auto-texts follow-up details like confirmations and links after every call, no manual follow up needed. APPOINTMENT SCHEDULING & LEAD CAPTURE AIR doesn't just answer calls, it takes action. It handles appointment scheduling by checking real-time availability across your calendars, whether the meeting is in person or virtual. It captures lead details during the call and pushes them directly into your CRM, so no opportunity ever slips through the cracks. When calls overflow during busy periods, AIR steps in as a smart queue handler, capturing caller needs and keeping every customer engaged. WORKS WITH ANY PHONE AIR works on top of your existing phone setup, whether that's RingCentral, a legacy PBX, or a third-party cloud provider. Connect it in minutes via SIP integration or call forwarding. Add it to specific lines. Use it as your primary front desk or a backup for overflow in your current phone environment. This means you can have a fully working AI receptionist on any existing business number, no migration or IT needed. CONVERSATIONAL MULTILINGUAL SUPPORT AND INSIGHTS AIR understands callers naturally — not just keywords, but actual intent. It responds with a human-like tone that reflects your brand, speaks 10+ languages, and can detect and switch languages mid-call. You get an easy to understand analytics dashboard that tracks call performance, shows common questions, and flags knowledge gaps. Improve AIR's responses easily with one click. Spam calls are blocked automatically before they reach your team, and every call is transcribed so you can review, train, or stay compliant. WHY CHOOSE RINGCENTRAL AIR Businesses of all sizes choose RingCentral AIR to eliminate missed calls, improve response times, and reduce operational costs. It's simple to set up, works with any business phone line, and handles calls and texts 24/7. The results speak for themselves. A mental health practice projected $1.7M in added revenue after patient intakes jumped. A healthcare company saw bookings climb six figures month over month. A security firm freed up its team to triple outbound call activity without a single new hire.

Average Rating: 4.3/5.0

Total Reviews: 30

Who Is the Company Behind RingCentral AI Receptionist (AIR)?

  • Seller: RingCentral
  • Company Website:
  • Year Founded: 1999
  • HQ Location: Belmont, CA
  • Twitter: @RingCentral
    61,963 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    6,726 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Small, 34% Medium

What Do G2 Reviewers Say About RingCentral AI Receptionist (AIR)?

AI-generated summary from verified user reviews

Pros
  • Users value the ease of use of RingCentral AI Receptionist, streamlining deployment and enhancing customer service efficiency.
  • Users value the effective customer support provided by RingCentral AIR, enhancing productivity and service quality.
  • Users praise the easy setup of RingCentral AI Receptionist, noting a seamless implementation and excellent management support.
  • Users commend the efficiency of RingCentral AI Receptionist for streamlining tasks and improving customer service response times.
  • Users value the ease of deployment and management of RingCentral AI Receptionist, enhancing daily task efficiency.
Cons
  • Users report experiencing caller ID issues with RingCentral AIR, leading to confusion and dissatisfaction during calls.
  • Users experience frequent caller ID issues with RingCentral AIR, leading to confusion and communication challenges.
  • Users often experience caller ID issues when using RingCentral AIR with on-premise ISDN PRI systems.
  • Users find the high additional costs for RingCentral AI Receptionist frustrating and wish it was included in the package.
  • Users express disappointment over the high cost of RingCentral AI Receptionist, wishing it was included in the package.

What Are Recent G2 Reviews of RingCentral AI Receptionist (AIR)?

Dialpad Support

Dialpad Support is an AI-native contact center solution that brings real-time AI insights, automation, and coaching into a single system so agents and supervisors have the context they need, when they need it. Dialpad Support modernizes inbound contact centers with real-time transcription, AI summaries, and action items that keep agents focused on the conversation instead of note-taking. Supervisors can coach and monitor teams with live sentiment tracking and automated quality management. Dialpad also offers an outbound solution that guides sales reps with real-time AI coaching, automation, and insights, so both inbound and outbound can run on the same platform. On the Dialpad platform, AI Agents are available for both voice and digital interactions, working alongside your team to handle routine inquiries and free up agents for more complex conversations. With Dialpad, you can: - Provide real-time agent assists - Coach and monitor teams with live sentiment and automated quality management - Use AI Agents across voice and digital channels to support customers around the clock - Turn conversations into intelligence that helps your team know your customer and make informed decisions

Average Rating: 4.4/5.0

Total Reviews: 681

Who Is the Company Behind Dialpad Support?

  • Seller: Dialpad
  • Company Website:
  • Year Founded: 2011
  • HQ Location: San Ramon, California
  • Twitter: @DialpadHQ
    60 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    1,499 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Account Manager, Customer Service Rep
  • Top Industries: Financial Services, Consumer Services
  • Company Size: 44% Medium, 31% Small

What Do G2 Reviewers Say About Dialpad Support?

AI-generated summary from verified user reviews

Pros
  • Users find Dialpad Support extremely helpful with effective resources, coaching, and a user-friendly interface for seamless operations.
  • Users appreciate the ease of use of Dialpad Support, finding navigation and support requests simple and efficient.
  • Users appreciate the responsive customer support of Dialpad, highlighting quick resolutions and effective communication.
  • Users value the time-saving transcription and CRM integration features of Dialpad Support, enhancing productivity in client interactions.
  • Users value the rapid response time of Dialpad Support, ensuring prompt assistance for their inquiries and issues.
Cons
  • Users find poor customer support frustrating and time-consuming, often facing delays and unresolved issues with Dialpad.
  • Users experience call connection delays and find reporting to be uninformative and app usage awkward for call reviews.
  • Users express frustration over delayed support, feeling that immediate assistance is often unavailable when needed most.
  • Users experience dialer issues like delays and unupdated queues, impacting functionality and reporting in Dialpad Support.
  • Users experience frustrating long wait times for support responses, particularly during peak hours, impacting their ability to resolve issues quickly.

What Are Recent G2 Reviews of Dialpad Support?

What Are G2 Users Discussing About Dialpad Support?

CallRail

CallRail is the lead engagement platform that makes it easy for businesses to attract more leads, convert more customers, and optimize their marketing. Serving more than 220,000 businesses worldwide, CallRail’s AI-powered solutions help businesses attribute each call, text, chat and form to their marketing journey, use insights from their conversations to better understand their buyers, and eliminate missed opportunities with AI that can handle lead interactions 24/7.

Average Rating: 4.5/5.0

Total Reviews: 1,746

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Who Is the Company Behind CallRail?

  • Seller: CallRail
  • Company Website:
  • Year Founded: 2011
  • HQ Location: Atlanta, GA
  • Twitter: @CallRail
    6,067 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    353 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Owner, CEO
  • Top Industries: Marketing and Advertising, Real Estate
  • Company Size: 73% Small, 22% Medium

What Do G2 Reviewers Say About CallRail?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of use of CallRail, facilitating smooth call management and effective tracking of marketing efforts.
  • Users value the ease of use and powerful tracking features of CallRail, enhancing lead management and marketing insights.
  • Users value the powerful call tracking capabilities of CallRail, providing clear insights into effective marketing campaigns.
  • Users find the insightful tracking capabilities of CallRail essential for understanding their call campaigns effectively.
  • Users appreciate the call recording features of CallRail, enabling effective communication and easy access to important calls.
Cons
  • Users note the missing features in CallRail, like advanced automations and better voice assistance, affecting usability.
  • Users report integration issues with third-party apps and CRM systems, causing challenges in setup and functionality.
  • Users face frequent call issues with CallRail, particularly in forwarding calls and CRM integration challenges.
  • Users note that CallRail can be expensive, especially with pricing adding up quickly and costs similar to alternatives.
  • Users find the learning curve steep, especially for bulk management and navigating the platform efficiently.

What Are Recent G2 Reviews of CallRail?

What Are G2 Users Discussing About CallRail?

Smith.ai AI Receptionist

AI Receptionist is a sophisticated AI-powered call answering and intake solution supported by expert human agents. It helps businesses of all sizes manage client engagement, offering a modernized approach to traditional receptionist services. Designed for growing companies seeking faster lead response and better client interaction across industries, AI Receptionist from Smith.ai ensures every caller — new or returning — gets prompt, professional attention. AI Receptionist answers calls 24/7 with 99.95%+ uptime, using a natural voice and minimal latency. It handles screening, lead qualification, and intake while human receptionists stand by for escalations or complex requests. This hybrid model delivers AI efficiency with seamless human backup. AI Receptionist comes with custom call-handling playbooks that are tailored to adapt and align with your workflows. These playbooks ensure each interaction reflects your brand’s voice, values, and quality standards. Our integration ecosystem includes over 7,000 platforms — like HouseCall Pro, ServiceTitan, MyCase, and HubSpot — so call data flows directly into your CRM, scheduling software, and other tools. This unified setup centralizes operations and reporting across your business locations. The AI Receptionist dashboard provides real-time insights into call activity, with detailed summaries, recordings, and transcripts to help businesses monitor performance and make data-driven decisions. With pricing starting at $0/month, AI Receptionist offers growing businesses a powerful, cost-effective way to handle every call scenario with unmatched agility.

Average Rating: 4.8/5.0

Total Reviews: 30

Who Is the Company Behind Smith.ai AI Receptionist?

  • Seller: Smith.ai
  • Company Website:
  • Year Founded: 2015
  • HQ Location: Los Altos, California
  • Twitter: @smithdotai
    1,011 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    345 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Owner
  • Top Industries: Legal Services, Law Practice
  • Company Size: 93% Small, 7% Medium

What Are Recent G2 Reviews of Smith.ai AI Receptionist?

Glia

Glia is the No. 1 platform for intelligent banking interactions, providing an AI workforce purpose-built for the banking industry — and the only one with a zero-hallucination and prompt injection guarantee for customer and member AI. Trusted by over 700 financial institutions, Glia’s ChannelLess® architecture eliminates the friction of traditional support by unifying voice, digital and AI into a single efficient foundation. With 1,000+ pre-built banking goals and seamless human-to-AI handoffs, we help institutions slash operational costs and abandonment rates while accelerating growth in loans and deposits. Our mission is to help build thriving communities, ensuring that every banking interaction — AI or human — builds lasting trust and measurable value. Learn more at glia.com.

Average Rating: 4.8/5.0

Total Reviews: 87

Who Is the Company Behind Glia?

  • Seller: Glia
  • Company Website:
  • Year Founded: 2012
  • HQ Location: New York, New York
  • Twitter: @GliaInc
    1,471 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    468 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Banking, Financial Services
  • Company Size: 66% Medium, 17% Small

What Do G2 Reviewers Say About Glia?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the responsive customer support from Glia, enhancing operations and member experiences seamlessly.
  • Users value the great support and user-friendly interface of Glia, enhancing operational efficiency and member experience.
  • Users appreciate the ease of use of Glia, highlighting its intuitive interface and helpful features.
  • Users value Glia's efficient communication channels, enhancing interaction through seamless transitions between voice, video, and chat.
  • Users love Glia's seamless communication features, including voice, video, and chat, enhancing overall efficiency and user experience.
Cons
  • Users are seeking missing features like better integrations and detailed reporting to enhance their experience with Glia.
  • Users express concerns about integration issues, finding the connections with existing systems more complex than expected.
  • Users express frustration with the limited media type selection, which complicates the experience by requiring availability across all modes.
  • Users report poor customer support, highlighting delays and lack of clarity on feature enhancements from Glia.
  • Users struggle with reporting issues, desiring more detailed and granular options to enhance their experience.

What Are Recent G2 Reviews of Glia?

What Are G2 Users Discussing About Glia?

Jotform AI Agents

Jotform AI Agents are automated real-time assistants designed to help your users at any time of day or night. AI Agents are the future of customer service. Train and customize your own personal AI Agent to enhance user engagement, improve response times, and streamline support operations. With Jotform’s intuitive, no-code AI builder, you can easily train and customize your own AI Agent to match your brand voice, support workflows, and respond with the exact information your users need. Simply provide key details, documents, FAQs, or form data, and your AI Agent will learn from this context to deliver accurate, personalized interactions. This level of customization helps teams improve response times, boost user satisfaction, and streamline support operations across every stage of the customer journey. One of the platform’s most powerful advantages is its extensive library of 7,000+ customizable AI Agent templates. These ready-made templates provide an easy starting point for a wide variety of use cases, including customer support, onboarding, lead qualification, appointment scheduling, product education, internal training, and more. Each template can be fully personalized with your own instructions, tone, workflows, and industry-specific knowledge—allowing you to deploy high-performing AI Agents in minutes. Jotform AI Agents provide 24/7 automated assistance, ensuring your customers receive instant support even outside of business hours. While you sleep, your AI Agents continue working—handling inquiries, resolving issues, collecting information, and providing accurate responses around the clock. This continuous availability reduces wait times, increases engagement, and helps teams keep up with growing demand. With multichannel support, Jotform AI Agents can operate wherever your users are. Deploy your agents across web, chat widgets, email, phone, WhatsApp, Messenger, Gmail, WordPress, and other communication channels for a unified, consistent support experience. This omnichannel flexibility ensures that your users always receive real-time assistance—no matter the device or platform. For teams requiring voice-based interactions, Jotform offers powerful phone and SMS capabilities. AI Agents can handle incoming calls, conduct natural voice conversations, answer questions, and transcribe spoken messages—all with a friendly, human-like tone. This makes Jotform AI Agents ideal for customer service hotlines, appointment reminders, phone-based support, and automated phone menus. AI Agents can also perform customizable actions based on your workflows. Define specific behaviors, triggers, follow-up steps, or automated tasks for your agent to execute. Whether you want it to qualify leads, send emails, update CRM records, route inquiries, generate reports, or collect data through forms, your AI Agent follows your rules precisely. By combining real-time automation, no-code customization, multichannel support, and intelligent communication, Jotform AI Agents help organizations scale their customer experience effortlessly. Whether you’re a small business or a global enterprise, AI Agents provide the speed, accuracy, and availability needed to support users at every moment.

Average Rating: 4.5/5.0

Total Reviews: 683

Who Is the Company Behind Jotform AI Agents?

  • Seller: Jotform
  • Company Website:
  • Year Founded: 2006
  • HQ Location: San Francisco, California
  • Twitter: @Jotform
    39,289 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    901 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Owner, CEO
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 74% Small, 11% Medium

What Do G2 Reviewers Say About Jotform AI Agents?

AI-generated summary from verified user reviews

Pros
  • Users value the ease of use of Jotform AI Agents, enhancing productivity and simplifying onboarding processes.
  • Users find the easy setup of Jotform AI Agents simplifies onboarding and ongoing training for clients.
  • Users highlight the easy setup of Jotform AI Agents, enabling quick onboarding and efficient client interaction.
  • Users find Jotform AI Agents to be extremely helpful in streamlining tasks and enhancing productivity in various settings.
  • Users value the superior setup ease of Jotform AI Agents, facilitating a smooth onboarding process and enhanced efficiency.
Cons
  • Users find the AI limitations frustrating, with issues in flexibility and understanding user specifications effectively.
  • Users find the AI's limited capabilities affect its flexibility and accuracy in executing workflows and understanding requests.
  • Users express frustration with the limited features of Jotform AI Agents, hindering their ability to customize workflows effectively.
  • Users find inadequate AI features in Jotform AI Agents, as it often hallucinates and misunderstands user requests.
  • Users experience poor understanding from Jotform AI Agents, leading to frustration and confusion in interpreting queries and instructions.

What Are Recent G2 Reviews of Jotform AI Agents?

Nextiva

Nextiva is a Unified CXM company that provides AI-powered customer experience solutions. Nextiva powers 100,000+ businesses and billions of conversations every year with its all-in-one customer experience platform. From one AI-powered communication hub, Nextiva transforms the way businesses engage with their customers. The company’s commitment to Amazing Service® and a customer-focused approach has been its cornerstone for 15 years. Established in 2008 and headquartered in Scottsdale, Arizona, Nextiva secured $200M from Goldman Sachs Asset Management in its inaugural funding round, valuing the company at $2.7B in late 2021. Discover more at www.nextiva.com.

Average Rating: 4.5/5.0

Total Reviews: 3,595

Who Is the Company Behind Nextiva?

  • Seller: Nextiva
  • Year Founded: 2008
  • HQ Location: Scottsdale, Arizona
  • Twitter: @Nextiva
    21,295 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    1,497 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Owner, Office Manager
  • Top Industries: Hospital & Health Care, Insurance
  • Company Size: 77% Small, 22% Medium

What Do G2 Reviewers Say About Nextiva?

AI-generated summary from verified user reviews

Pros
  • Users applaud Nextiva's amazing customer support, highlighting excellent service, knowledge, and ease of access for assistance.
  • Users appreciate the ease of use of Nextiva, highlighting its intuitive interface and simple setup process.
  • Users rave about the exceptional customer service of Nextiva, highlighting its knowledge and support availability.
  • Users commend the easy setup of Nextiva, highlighting a seamless onboarding experience with excellent customer support.
  • Users commend Nextiva's reliability, noting quick customer support and easy, intuitive system integration for seamless communication.
Cons
  • Users find the difficult configuration of Nextiva to be clunky and often overwhelming, impacting their initial experience.
  • Users find the onboarding complexity of Nextiva frustrating, with slow support and frequent setup issues hindering functionality.
  • Users are frustrated with number issues, including delays, limitations on SMS attachments, and cumbersome support processes.
  • Users find the complex processes of Nextiva challenging, particularly in setup and navigation for small businesses.
  • Users find the difficult setup of Nextiva to be clunky and challenging, impacting their overall experience.

What Are Recent G2 Reviews of Nextiva?

What Are G2 Users Discussing About Nextiva?

Deepgram

Enterprise Voice AI platform designed for developers building voice-first products using speech-to-text, text-to-speech, or speech-to-speech APIs. Over 200,000 developers build with Deepgram's voice-native foundational models, accessed via APIs or self-managed software. Start building with $200 in free credits! Beyond that, developers can: 🔊 Process live-streaming or pre-recorded audio with superior accuracy 🗣️ Convert text into natural-sounding AI voices for enterprise use cases with text-to-speech ⚡️ Easily build voice agents with our unified Voice Agent API 🌎 Accurately transcribe audio in over 36+ languages ⚙️ Train custom models for unique use cases 🔑 Access deep NLU with a unified API 💻 Build in any programming language with our SDKs ✅ Deploy on-prem or on DG’s managed cloud 📈 Get scalable GPU infra for training and inference

Average Rating: 4.6/5.0

Total Reviews: 477

Who Is the Company Behind Deepgram?

  • Seller: Deepgram
  • Company Website:
  • Year Founded: 2015
  • HQ Location: San Francisco, California
  • Twitter: @DeepgramAI
    10,837 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    325 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer, CEO
  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 80% Small, 19% Medium

What Do G2 Reviewers Say About Deepgram?

AI-generated summary from verified user reviews

Pros
  • Users praise the high accuracy of Deepgram, benefiting from fast and reliable speech-to-text transcriptions.
  • Users praise Deepgram for its fast and reliable transcriptions, making transcription tasks significantly easier and quicker.
  • Users appreciate the ease of use of Deepgram, thanks to its simple API and efficient transcription services.
  • Users commend Deepgram for its excellent transcription accuracy and user-friendly integration, enhancing their audio processing experience.
  • Users commend Deepgram for its fast and accurate real-time transcription, enhancing analysis and live applications effortlessly.
Cons
  • Users are frustrated by the limited language support which hinders the platform's versatility and usability.
  • Users find the pricing issues concerning, especially for large projects and tight budgets, making it less accessible.
  • Users find the pricing high, making it challenging for startups and students with limited budgets.
  • Users experience inaccuracy issues with Deepgram, including missed words and limited language support that hinder transcription quality.
  • Users note the limited language support of Deepgram, though enhancements are in progress to address this issue.

What Are Recent G2 Reviews of Deepgram?

What Are G2 Users Discussing About Deepgram?

Synthflow

Synthflow provides enterprise-ready voice AI agents that automate inbound and outbound phone calls. Businesses use Synthflow to handle appointment scheduling, lead qualification, customer support, and call routing through natural, conversational voice technology. With a no-code builder, 200+ integrations, and deployment in under 3 weeks, Synthflow makes it easy for teams to scale automation without engineering effort. AI agents operate with sub-500ms latency in 30+ languages and meet global compliance standards (SOC 2, HIPAA, GDPR). Organizations across healthcare, real estate, insurance, and e-commerce use Synthflow to improve customer experience, reduce manual workload, and ensure calls are answered 24/7.

Average Rating: 4.5/5.0

Total Reviews: 1,010

Who Is the Company Behind Synthflow?

Who Uses This Product?

  • Who Uses This: CEO, Founder
  • Top Industries: Marketing and Advertising, Information Technology and Services
  • Company Size: 92% Small, 7% Medium

What Do G2 Reviewers Say About Synthflow?

AI-generated summary from verified user reviews

Pros
  • Users praise the ease of use of Synthflow, highlighting its simple setup and seamless integration with various platforms.
  • Users find the setup ease of Synthflow intuitive and quick, significantly simplifying appointment booking integration.
  • Users appreciate the easy integrations with various services, enhancing their experience with seamless AI functionality.
  • Users value the easy integration of Synthflow with platforms like Make.com and Zapier for seamless functionality.
  • Users love the easy setup of Synthflow, making deployment and integration a breeze for everyone.
Cons
  • Users find the pricing significant, which may impact the affordability of Synthflow for many individuals.
  • Users find the cost limitations of Synthflow restrictive, with pricing plans lacking flexibility for adequate testing.
  • Users find the learning curve steep, wishing for more tutorials to clarify agent and workflow creation.
  • Users find the missing features in Synthflow frustrating, especially for voice configuration and team management.
  • Users seek more customization options in Synthflow to enhance their experience and meet diverse project needs.

What Are Recent G2 Reviews of Synthflow?

fonio

Fonio.ai provides AI-powered phone assistants for businesses of all sizes. Our AI helps companies handle incoming calls, qualify requests, book appointments, answer common questions, and route conversations efficiently. With natural-sounding voices and integrations with tools like CRM systems, calendars, and databases, fonio helps teams save time, reduce missed calls, and improve responsiveness. Fonio operates across multiple countries and is built with privacy and European data protection standards in mind.

Average Rating: 4.7/5.0

Total Reviews: 65

Who Is the Company Behind fonio?

Who Uses This Product?

  • Who Uses This: CEO
  • Company Size: 89% Small, 11% Medium

What Are Recent G2 Reviews of fonio?

Talkdesk

Talkdesk® is leading a new era in customer experience with Customer Experience Automation (CXA)—a new category and platform designed to automate the full complexity of modern customer journeys. CXA replaces fragmented, human-coordinated workflows with autonomous, multi-agent AI orchestration that delivers intelligent, scalable, and outcome-focused service across the entire CX lifecycle. Learn more at: https://www.talkdesk.com/use-cases/ At the core of CXA is the Talkdesk Data Cloud, which turns transcripts, call recordings, case notes, and customer records from across CRMs and systems of record into real-time, actionable knowledge. This enables AI agents to operate with full context, collaborating seamlessly to resolve complex customer problems with speed, precision, and adaptability. Talkdesk CXA supports both cross-industry workflows and industry-specialized use cases in sectors like healthcare, financial services, retail, utilities, travel, and government. With prebuilt AI agents, a virtuous automation cycle (Discover, Build, Orchestrate, Measure), and rapid time-to-value, Talkdesk helps enterprises modernize customer experience without the need for a full rip-and-replace. Trusted by global brands and recognized for continuous innovation, Talkdesk empowers organizations to grow revenue, reduce costs, and transform service delivery through coordinated, AI-driven automation. Companies that love their customers use Talkdesk. Talkdesk is a registered trademark of Talkdesk, Inc. All product and company names are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.

Average Rating: 4.4/5.0

Total Reviews: 2,507

Who Is the Company Behind Talkdesk?

  • Seller: Talkdesk
  • Company Website:
  • Year Founded: 2011
  • HQ Location: Palo Alto, CA
  • Twitter: @talkdesk
    6,959 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    1,396 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Supervisor, Customer Service Representative
  • Top Industries: Consumer Services, Computer Software
  • Company Size: 60% Medium, 20% Small

What Do G2 Reviewers Say About Talkdesk?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the user-friendly interface of Talkdesk, enhancing their ability to review conversations and manage calls effectively.
  • Users appreciate the enhanced efficiency of Talkdesk, benefiting from streamlined communication and robust reporting tools.
  • Users appreciate the all-in-one communication platform of Talkdesk, enabling efficient customer assistance across various channels.
  • Users appreciate the seamless call management in Talkdesk, enhancing efficiency and minimizing manual errors during customer interactions.
  • Users value the seamless CRM integration of Talkdesk, enhancing productivity with automated features and strong customer support.
Cons
  • Users experience call issues with Talkdesk, citing audio problems, dropped calls, and unclear error responses.
  • Users experience technical issues with Talkdesk, including dropped calls, glitches, and manual callback settings interruptions.
  • Users express frustration over missing features in Talkdesk, including spellcheck and flexible scheduling options during calls.
  • Users face notification issues with Talkdesk, as unexpected offline status changes disrupt their experience without alerts.
  • Users often face connection issues with Talkdesk, causing frustrating delays and requiring frequent application restarts.

What Are Recent G2 Reviews of Talkdesk?

What Are G2 Users Discussing About Talkdesk?

Kore.AI

Kore.ai, a global leader in enterprise AI, helps organizations transform customer experience and workplace productivity through governed, secure AI built to scale. The AI-native Kore.ai Agent Platform and prebuilt agentic solutions let enterprises design, deploy, and govern multi-agent systems across customer service, workplace productivity, and industry use cases. Its Agent Blueprint Language (ABL) helps teams build and orchestrate agents, while Arch AI and Kore.ai's dual-brain architecture keep agents accurate and auditable at scale. Built on an open, model-agnostic foundation, the platform lets enterprises choose their AI models, cloud, and enterprise systems — no lock-in required. Trusted by more than 500 Global 2000 organizations, Kore.ai holds a deep AI patent portfolio and is recognized as a leader by Gartner, Forrester and others. Headquartered in Silicon Valley, Kore.ai serves customers worldwide through a global network of offices and partners. Learn more at www.kore.ai.

Average Rating: 4.6/5.0

Total Reviews: 402

Who Is the Company Behind Kore.AI?

  • Seller: Kore.ai
  • Company Website:
  • Year Founded: 2013
  • HQ Location: Orlando, FL
  • Twitter: @koredotai
    5,659 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    1,275 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer, Associate
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 41% Large, 30% Small

What Do G2 Reviewers Say About Kore.AI?

AI-generated summary from verified user reviews

Pros
  • Users enjoy the ease of use in Kore.ai, appreciating effortless configuration and beginner-friendly chatbot development.
  • Users appreciate the user-friendly interface and extensive features of Kore.AI, making development and integration seamless.
  • Users appreciate the simplicity and user-friendliness of Kore.AI for effortless chatbot development and integration.
  • Users value the effortless integration capabilities of Kore.AI, enhancing their experience with seamless third-party connections.
  • Users value the easy integrations of Kore.AI, enhancing their experience with seamless connectivity to third-party APIs.
Cons
  • Users find the learning curve steep with Kore.AI due to outdated documentation and complicated transitions between versions.
  • Users find usage limitations challenging due to inconsistent variable naming conventions and IVR channel development constraints.
  • Users experience noticeable slow performance with Kore.AI, particularly in resolving issues and saving configurations.
  • Users often face slow loading times, leading to frustrating experiences and unpredictable bot behavior in Kore.AI.
  • Users experience significant software bugs on Kore.AI, leading to crashes and hindering app development efforts.

What Are Recent G2 Reviews of Kore.AI?

Shalaka Joshi
SJ
Researched and written by Shalaka Joshi
Updated April 9, 2026

AI Voice Assistants Topics

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Learn More About AI Voice Assistants

AI Voice Assistants software buying insights at a glance

AI Voice Assistants help businesses answer, manage, and route voice conversations at scale by combining speech-to-text, language understanding, dialogue management, and natural-sounding voice output. These ai voice agent platforms allow teams to answer calls, handle routine requests, qualify leads, schedule appointments, troubleshoot common issues, and transfer callers to the right human when needed. (Source 1) In practice, AI voice assistants help companies move from rigid phone trees and basic bots to more natural, conversational customer experiences.

As customer expectations for speed and availability continue to rise, AI voice agents are becoming an essential part of the sales and support experience. Many teams now view them less as a nice add-on and more as an always-on front door for handling inbound demand. Businesses often adopt AI-powered voice assistants and AI voice agents to improve coverage, reduce missed calls, and scale operations without hiring ahead of demand.

Buyers usually evaluate AI voice assistants based on how well they handle real conversations, not just polished demos. The biggest pattern I see is that teams comparing AI voice assistant software want tools that can manage call volume reliably, respond with low latency, and hand off cleanly when a human needs to step in. Across the category, satisfaction trends are strong, with an average star rating of 4.62/5 and an average likelihood to recommend of 9.23/10. Price perception is also generally positive, with a median score of 5/7, suggesting buyers see value when usage is predictable and implementation is done well. If you are comparing AI voice assistant platforms, the best fit is usually the one that performs consistently in live call environments, not just the one with the most impressive demo.

Pricing typically follows a usage-based model, with most tools charging based on minutes, calls, conversations, agent seats, or a combination of these factors. Costs can increase quickly as call volume grows, additional phone numbers are added, or more advanced features like higher-quality voices and integrations are required. While overall pricing sentiment tends to be positive, buyers often pay close attention to how predictable and easy it is to forecast costs as usage scales over time.

Top 5 FAQs from software buyers:

  • How do I measure ROI for an AI voice assistant in my call flow?
  • What integrations do I need for CRM, ticketing, and call center routing?
  • How do AI voice agents handle handoff to a human and keep context?
  • What is the real setup time for building and testing call flows?
  • How do I control voice quality, latency, and compliance requirements?

G2’s top-rated AI Voice Assistant software include Thoughtly, Retell AI, Pyto, and Slang AI.

What are the top-reviewed AI Voice Assistants on G2?

These are 5 of the top-reviews AI Voice Assistant software:

  • Retell AI
  • Number of Reviews: 1,396
  • Satisfaction: 99
  • Market Presence: 65
  • G2 Score: 82
  • ElevenLabs
  • Number of Reviews: 1,153
  • Satisfaction: 57
  • Market Presence: 76
  • G2 Score: 67
  • Synthflow
  • Number of Reviews: 986
  • Satisfaction: 88
  • Market Presence: 56
  • G2 Score: 72
  • Kore.AI
  • Number of Reviews: 467
  • Satisfaction: 25
  • Market Presence: 70
  • G2 Score: 48
  • Voiceflow
  • Number of Reviews: 110
  • Satisfaction: 38
  • Market Presence: 50
  • G2 Score: 44

Satisfaction score reflects how happy reviewers are with a product, based on review-driven factors G2 uses to model customer sentiment (not just star rating alone). (Source 2)

Market Presence score reflects a product’s presence and reach in the market, using review data plus additional signals G2 incorporates for market-level context. (Source 2)

G2 Score is the overall score used to compare products within the same category, calculated from Satisfaction and Market Presence components. (Source 2)

What I Often See in AI Voice Assistants

Feedback Pros: What Users Consistently Appreciate

Low-latency calls with human-like voices that stay natural

  • “I really appreciate using Ringg AI for its optimal latency and minimal model hallucination, which makes it a great replacement for our manual tele-calling agents with its Voice AI capabilities. I love how integrating Ringg AI with our systems is super simple and straightforward. The team behind Ringg AI is extremely responsive and proactive, making the experience smooth and effective. Ringg AI has increased our overall operational efficacy, reduced overhead costs on manpower, and provided us with enriched insights on collection calls. I'd highly recommend it.” - Anusree Nandy, Ringg AI Review

Fast initial setup using drag-and-drop flows and integrations

  • “I use Voiceflow to design and prototype conversational AI chatbots and voice applications. Its visual drag-and-drop interface makes building, testing, and iterating conversational flows quick and straightforward. The platform supports team collaboration and API integrations, which boosts development efficiency. I really like its intuitive visual builder that makes designing complex conversational flows simple and easy to comprehend. Fast prototyping and real-time testing help me identify and resolve issues early in the development process…” - Sainath N. Voiceflow Review

Voice cloning and multilingual options for consistent brand tone

  • “The platform is incredibly intuitive to use with the largest and highest-quality voice library available. Voice cloning works surprisingly accurately, capturing nuances that other services miss. The AI Enhance feature adds natural liveliness to text that would otherwise sound robotic. Extensive customization options let me fine-tune voices for different projects and objectives, and the range of additional features keeps expanding with genuinely useful tools.” - Evgenii B. ElevenLabs Review

Cons: Where Many Platforms Fall Short

Steep learning curve for advanced routing and escalation rules

  • “While the platform is powerful, the initial learning curve for advanced prompt engineering can be a bit steep for non-technical team members. I would also like to see an even wider variety of localized accents for international markets beyond the standard options. Occasionally, the dashboard analytics could provide deeper granular insights into specific call drop-off points, though the current tools are still very functional. Lastly, while the Customer Support is helpful, having more extensive video documentation for niche edge-case scenarios would be a great addition to their already solid help center.” - Fabrizzo A. Synthflow Review

Usage-based pricing gets hard to predict during volume spikes

  • “It takes some initial setup and testing to get the messaging right, especially for different regions and use cases. Very technical or strategic discussions still need to be handled directly by me.Usage-based costs are something to keep an eye on as outreach volume increases.” - Mo F. TalkerIQ Review

Edge cases fail on complex, multi-step questions without guardrails

  • “Setup takes real operational thinking: you need solid call flows, escalation rules, and client-specific knowledge boundaries. If you rush onboarding, the AI will sound less confident or ask redundant questions. Edge cases still require human takeover: complex billing disputes, emotionally charged callers, or policy exceptions still need a fast warm transfer path (TalkerIQ supports transfer, but you must design it well).” - Prashant S. TalkerIQ Review

My Expert Takeaway on AI Voice Assistants in 2026

Teams that get the most value from AI voice assistants treat them as a system that evolves over time, not a phone tool you set up once and forget. Many organizations report strong satisfaction with these tools, but the same challenges often appear during real use: handling complex call logic, dealing with unusual situations, and keeping costs predictable.

Because of this, successful teams usually build a tight feedback loop. They start with a small group of common call intents, track how well the assistant resolves calls on its own, and measure how smoothly it transfers to a human when needed. Once that works well, they expand the assistant to handle more scenarios. This is where strong AI voice agent platforms stand out. It is not only about whether the assistant can talk. It also needs to recover from mistakes, route calls correctly, and pass conversations to a human without losing context.

There are also clear patterns across industries. Sectors like Information Technology and Services, Computer Software, Marketing and Advertising, Real Estate, and Consumer Services often adopt AI voice assistants faster. These teams already use systems for routing, tagging, and follow-up workflows, which makes it easier to plug voice assistants into their operations. Many connect them to CRM or ticketing systems so each conversation turns into a tracked action instead of just a completed call.

Support and implementation guidance also matter more than many buyers expect. Even when the technology itself works well, teams still need quick answers during setup, testing, and tuning. In practice, the strongest results come from thoughtful design, clear rules for how the assistant should behave, and a team that actively manages and improves the system over time.

AI Voice Assistants FAQs

How AI Voice Assistants process human language?

AI voice assistants process human language in four main steps. First, automatic speech recognition converts spoken audio into text. Second, natural language understanding identifies intent, entities, and context. Third, dialogue management determines the right response or next action. Finally, text-to-speech generates a natural voice reply. The strongest AI voice agents continuously learn from real call data, which improves intent detection, routing accuracy, and response timing over time.

How to price AI Voice Agents?

Most AI voice agent platforms use usage-based pricing. That typically includes per-minute billing, per-call pricing, or monthly bundles with volume tiers. Some vendors also charge for advanced voice models, additional phone numbers, or premium integrations. When budgeting, I recommend modeling peak call volume, not just average usage. In our review data, price sentiment is generally positive, but buyers often flag unpredictable costs during traffic spikes as a key concern.

Which AI voice assistant offers the best natural language processing?

Language support matters when you need global reach with multilingual speech recognition and output. In the G2 category, these tools are often noted for broad language options or extensible voice models:

  • ElevenLabs – Offers expressive multilingual text-to-speech and voice cloning, making it a strong choice where natural voice in many languages matters.
  • PolyAI – Built for enterprise-grade conversational AI, with a focus on natural dialogue management and human-like back-and-forth interactions in contact center environments.
  • Voiceflow – A visual builder that integrates multiple voice models and supports international deployments in complex voice scenarios.

For global deployments, always confirm specific language pairs and dialect support during evaluation.

Which AI voice assistant supports the most languages?

Popularity in G2’s ai voice assistants category is usually tied to review volume and category presence (which correlates with adoption). According to the G2 category leaderboard:

  • Retell AI – Among the most reviewed and high-rated products in the category.
  • Deepgram - Provides multilingual speech recognition with strong transcription accuracy across accents and dialects.
  • Lovo AI - Offers a broad library of AI-generated voices across multiple languages and regional variations.

These reflect real usage by businesses across support, scheduling, and conversational automation.

What are the top 3 most popular voice assistants?

  • Synthflow - Frequently adopted by small and mid-sized businesses for fast deployment of conversational call flows.
  • Slang AI - Focuses on hospitality and service industries, helping businesses automate inbound phone calls at scale.
  • Kore.ai - Offers enterprise NLP capabilities with strong intent detection and workflow orchestration for customer service and support automation.

What is the best AI voice assistant?

  • ElevenLabs - ElevenLabs is widely recognized for high-fidelity, natural speech synthesis that makes automated voice interactions sound remarkably human. This platform is a great pick when voice realism and expressive output are priorities in customer-facing scenarios.
  • Retell AI - Retell AI is focused on building practical AI voice agents that handle inbound and outbound calls, intelligent routing, and dialogue context with strong real-world accuracy. Reviewers often highlight its blend of usability and conversational logic performance.
  • Genesys Cloud CX - Genesys Cloud CX integrates AI voice capabilities into a full contact center platform, making it ideal for enterprise teams that need end-to-end customer engagement, analytics, and voice automation all in one suite.

Sources

  1. G2 category definition and inclusion criteria for AI Voice Assistants.
  2. G2 Research Scoring Methodologies (Satisfaction, Market Presence, and G2 Score definitions).

Researched by: Shalaka Joshi

Last Updated on: March 19, 2026