Best AI Voice Assistants

How Many AI Voice Assistants Products Does G2 Track?

Total Products under this Category: 923

Category Stats (Nov 2026)

  • Average Rating: 4.72/5 The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Salesmate (+0.32%) - Among all products in this category, Salesmate recorded the largest rating increase compared to last month

Last updated: November 01, 2026

How Does G2 Rank AI Voice Assistants Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 34,400+ Authentic Reviews
  • 923+ 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, Microsoft Copilot, Genesys Cloud CX, fonio, Podium, Nextiva, and RingCentral AI Receptionist (AIR).

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=microsoft-copilot-2026-08-27&focus%5B%5D=genesys-cloud-cx&focus%5B%5D=fonio&focus%5B%5D=podium&focus%5B%5D=nextiva&focus%5B%5D=ringcentral-ai-receptionist-air)

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: 2,625

Who Is the Company Behind Retell AI?

  • Seller: Retell AI
  • Company Website:
  • Year Founded: 2023
  • HQ Location: Palo Alto, US
  • LinkedIn® Page: www.linkedin.com
    171 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: CEO, Founder
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 3% Small, 1% Medium

What Do G2 Reviewers Say About Retell AI?

AI-generated summary from verified user reviews

Pros
  • Users find Retell AI remarkably easy to use, enjoying its quick setup and convenient integration features.
  • Users find Retell AI extremely helpful for customer call handling and creating automated AI agents seamlessly.
  • Users praise the user-friendly interface of Retell AI, which ensures a clear and optimized experience for everyone.
  • Users value the s seamless integrations of Retell AI, enhancing productivity through easy connections with external tools and systems.
  • Users find the ease of creating fast agents with Retell AI to be a transformative experience.
Cons
  • Users experience a lack of essential features in Retell AI, affecting functionality, especially in outbound calling.
  • Users find the pricing for SMS functions and other features of Retell AI to be somewhat high, affecting accessibility.
  • Users find the learning curve steep due to unclear tutorials and features, complicating initial platform use.
  • Users feel the limited features of Retell AI restrict customization options and overall effectiveness in their tasks.
  • Users find a poor understanding of automated functions and pronunciation issues, affecting the overall usability of Retell AI.

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: 1,290

Who Is the Company Behind ElevenLabs?

  • Seller: Eleven Labs
  • Company Website:
  • Year Founded: 2022
  • HQ Location: New York, US
  • LinkedIn® Page: www.linkedin.com
    1,296 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Founder, CEO
  • Top Industries: Computer Software, Marketing and Advertising
  • Company Size: 74% Small, 7% Medium

What Do G2 Reviewers Say About ElevenLabs?

AI-generated summary from verified user reviews

Pros
  • Users find ElevenLabs very user-friendly, making it easy for newcomers to create content efficiently.
  • Users commend the high-quality voice cloning of ElevenLabs, enhancing their projects with engaging and authentic narrations.
  • Users appreciate the low latency of ElevenLabs, enhancing real-time applications like chatbots and voice cloning.
  • Users love the state-of-the-art voice cloning quality and easy API integration for their NLP projects.
  • Users appreciate the easy setup of ElevenLabs, praising its intuitive interface and quick configuration process.
Cons
  • Users find the cost to be high for generating voices, especially for multiple datasets and fine-tuning.
  • Users highlight the need for improved voice options and easier testing to streamline their experience with ElevenLabs.
  • Users find the pricing issues of ElevenLabs challenging, especially when managing multiple large datasets and redoing voices.
  • Users express concerns about missing features, including limited voices and complex requirements for multilingual support.
  • Users report pronunciation issues with ElevenLabs, often requiring manual tweaks for accuracy across different contexts.

What Are Recent G2 Reviews of ElevenLabs?

Microsoft Copilot

Microsoft Copilot is a generative AI assistant for work that’s built into the Microsoft 365 apps people use every day—like Word, Excel, PowerPoint, Outlook, and Teams. It helps you stay in the flow of work by turning your ideas, content, and data into action. Powered by Work IQ, Copilot connects the dots across your work—bringing together your emails, files, meetings, and conversations to deliver more relevant, contextual, and personalized assistance. It understands how work gets done in your organization and adapts to your role, priorities, and patterns over time. Copilot works alongside you to help draft content, analyze data, summarize meetings, and automate tasks—so you can move faster and focus on what matters most. Because it’s built directly into the apps you already use, there’s no need to switch tools or start from scratch. Copilot also inherits Microsoft 365 security, privacy, and compliance controls, so it only surfaces information users are authorized to access while keeping your data protected. By combining AI with the tools and data organizations already rely on, Copilot helps people work smarter, move faster, and get more done. Apps like Word, Excel, PowerPoint, Outlook, Teams, and Loop work with Copilot to support users in the context of their work. For example, Copilot in Word helps users create, understand, and edit documents. By using Copilot Chat, you can draft content, review what you missed, and get answers to questions by using open-ended prompts. This information is securely grounded in your work data. Copilot Search is an AI-powered universal search experience across all your Microsoft 365 applications and connected non-Microsoft data sources. It's integrated with Microsoft 365 Copilot, so users can find the results they need by using search, then seamlessly transition to chat for deeper exploration or follow-up task completion. Out of the box agents like Facilitator, Interpreter, or Channels help support meeting logistics, communication, and collaboration in Microsoft Teams.

Average Rating: 4.3/5.0

Total Reviews: 673

Who Is the Company Behind Microsoft Copilot?

  • Seller: Microsoft
  • Company Website:
  • Year Founded: 1975
  • HQ Location: Redmond, Washington
  • LinkedIn® Page: www.linkedin.com
    232,750 employees on LinkedIn®
  • Ownership: MSFT

Who Uses This Product?

  • Who Uses This: Student, Software Engineer
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 35% Small, 34% Medium

What Are Recent G2 Reviews of Microsoft Copilot?

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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: 1,493

Who Is the Company Behind Genesys Cloud CX?

  • Seller: Genesys
  • Company Website:
  • Year Founded: 1990
  • HQ Location: Menlo Park, CA
  • LinkedIn® Page: www.linkedin.com
    8,740 employees on LinkedIn®
  • Phone: +1 650 466 - 1100

Who Uses This Product?

  • Who Uses This: Case Advocate, Manager
  • Top Industries: Information Technology and Services, Financial Services
  • Company Size: 45% Medium, 41% Large

What Do G2 Reviewers Say About Genesys Cloud CX?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of use of Genesys Cloud CX, benefiting from simple setup and effective management of interactions.
  • Users appreciate the robust omnichannel capabilities of Genesys Cloud CX, which enhance customer interaction management and agent efficiency.
  • Users appreciate the reliability of Genesys Cloud CX, enjoying its efficiency in managing customer interactions effectively.
  • Users commend the efficiency of Genesys Cloud CX, enhancing agent productivity with streamlined workflows and automation.
  • Users value the intuitive interface of Genesys Cloud CX, enhancing day-to-day operations and agent efficiency seamlessly.
Cons
  • Users express frustration over limited features, hindering their operational efficiency and impacting essential tasks.
  • Users find the absence of essential features like Shared Line Appearance and sorting options frustrating and limiting.
  • Users find the admin complexity of Genesys Cloud CX challenging, which can hinder user experience and setup efficiency.
  • Users find the inadequate reporting in Genesys Cloud CX limits insights and complicates data analysis.
  • Users find the steep learning curve for Genesys Cloud CX's features can lead to frustrating experiences, especially for newcomers.

What Are Recent G2 Reviews of Genesys Cloud CX?

What Are G2 Users Discussing About Genesys Cloud CX?

Podium

Podium builds the AI Employees that power local businesses. Trusted by 60,000+ businesses across Automotive, Home Services, Aesthetics, and Retail, Podium's AI Employees increase lead conversion by 45% and generate 30% more revenue, without adding headcount. Podium is purpose-built for the industries we serve: Automotive: Podium turns every lead into a test drive or service appointment and searches for more opportunities in your database. Used by over 6,000 auto dealerships, Jerry, our AI employee, drives revenue through Sales AI, Service AI and Voice AI for fixed ops, with direct integrations to Reynolds & Reynolds, VinSolutions, CDK, Tekion, Dealertrack, Dealervault, Dealersocket, X-time and every other major CRM, DMS and scheduling system Home Services: Podium is the AI Operating System for HVAC, plumbing, electrical, and garage door contractors: Podium FSM, scheduling, memberships, and payments all in one platform. Larry, our AI employee, answers every call, books jobs directly onto the dispatch board, and follows up until the invoice is paid. Aesthetics: Podium is the AI Operating System for aesthetics: Podium EMR, patient communications, and marketing all in one platform. Avery, our AI front desk, responds to every lead, books appointments directly onto your calendar, and handles after-hours inquiries. Retail: Podium is the AI-powered communication, reviews, and payments platform for furniture, appliance, jewelry, and mattress retailers. Podium's AI Employee responds to every lead in under 60 seconds, 24/7. Since our founding in 2014, Podium has deployed thousands of AI Employees and become the system that drives growth and efficiency for local businesses. Podium has been recognized for Best AI Implementation by Inc. Magazine, highlighted by OpenAI for building revenue-driving AI Agents for local business, and awarded #1 AI Agent for Business Operations by G2.

Average Rating: 4.5/5.0

Total Reviews: 2,077

Who Is the Company Behind Podium?

  • Seller: Podium
  • Company Website:
  • Year Founded: 2014
  • HQ Location: Lehi, UT
  • LinkedIn® Page: www.linkedin.com
    1,639 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Owner, General Manager
  • Top Industries: Automotive, Retail
  • Company Size: 61% Small, 34% Medium

What Do G2 Reviewers Say About Podium?

AI-generated summary from verified user reviews

Pros
  • Users value the ease of use of Podium, benefiting from its straightforward interface and reliable customer support.
  • Users love the reliable features of Podium, enjoying easy access and seamless communication with customers anytime, anywhere.
  • Users love the easy communication with Podium, enabling quick customer interactions and effective follow-ups effortlessly.
  • Users appreciate the effective communication capabilities of Podium, enhancing customer interactions and service reliability.
  • Users value the convenience and reliability of Podium, enjoying seamless communication and excellent customer support.
Cons
  • Users highlight missing features in Podium, expressing frustration over limited options and unmet service promises.
  • Users experience significant messaging issues with Podium, including failed texts, poor phone quality, and unmet service expectations.
  • Users find the limited features of Podium restrict their experience, especially for smaller businesses needing more customization.
  • Users find Podium to be expensive, particularly challenging for small businesses struggling with high costs of entry.
  • Users report poor customer support from Podium, citing slow response times and a lack of follow-up on complaints.

What Are Recent G2 Reviews of Podium?

What Are G2 Users Discussing About Podium?

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: 121

Who Is the Company Behind fonio?

Who Uses This Product?

  • Who Uses This: CEO, Geschäftsführer
  • Top Industries: Information Technology and Services, Consulting
  • Company Size: 94% Small, 6% Medium

What Are Recent G2 Reviews of fonio?

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: 3,669

Who Is the Company Behind Nextiva?

  • Seller: Nextiva
  • Year Founded: 2008
  • HQ Location: Scottsdale, Arizona
  • 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 praise Nextiva for its excellent customer support, enhancing their overall communication and operational efficiency.
  • Users value the ease of use of Nextiva, noting its reliability and smooth transition during setup.
  • Users appreciate the great customer service and reliable communication provided by Nextiva, enhancing their practice's productivity.
  • Users highlight the easy setup of Nextiva, making transitions smooth and efficient for their communication needs.
  • Users commend the reliability of Nextiva, praising its consistent performance and critical role in patient communication.
Cons
  • Users find the difficult configuration of Nextiva's portal frustrating, especially for managing call centers and settings.
  • Users find the complexity of Nextiva's interface and support access frustrating, impacting overall usability.
  • Users find the number issues frustrating, with spam display and delays in caller information affecting their experience.
  • Users find the complex processes of Nextiva challenging, particularly when managing multiple schedules and reporting.
  • Users find the difficult setup of Nextiva frustrating, requiring extra time and effort to configure properly.

What Are Recent G2 Reviews of Nextiva?

What Are G2 Users Discussing About Nextiva?

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: 1,881

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Who Is the Company Behind CallRail?

  • Seller: CallRail
  • Company Website:
  • Year Founded: 2011
  • HQ Location: Atlanta, GA
  • LinkedIn® Page: www.linkedin.com
    359 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Owner, CEO
  • Top Industries: Marketing and Advertising, Construction
  • Company Size: 74% Small, 22% Medium

What Do G2 Reviewers Say About CallRail?

AI-generated summary from verified user reviews

Pros
  • Users find CallRail's ease of use ideal for businesses of any size, ensuring effective tracking and reporting.
  • Users appreciate the robust tracking and attribution features of CallRail, enhancing visibility into lead generation efforts.
  • Users value the effective call tracking of CallRail, enhancing their ability to attribute leads and optimize campaigns.
  • Users value the ease of use and comprehensive tracking of CallRail, ensuring effective monitoring and ROI clarity.
  • Users value the attribution accuracy of CallRail, gaining insights that drive effective marketing and lead generation.
Cons
  • Users find the lack of integrated AI voice agents and basic mobile app functionalities frustrating for their workflow.
  • Users note integration issues, wishing for better functionality and automated follow-ups within the CallRail system.
  • Users find the learning curve for CallRail's advanced features to be somewhat challenging and complex.
  • Users report call issues with AI Voice Assist, noting repeated questions and a need for improved customer service responsiveness.
  • Users often face number issues with CallRail, including limited call pools and costs for additional numbers.

What Are Recent G2 Reviews of CallRail?

What Are G2 Users Discussing About CallRail?

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: 4.4/5.0

Total Reviews: 51

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

  • Seller: RingCentral
  • Company Website:
  • Year Founded: 1999
  • HQ Location: Belmont, CA
  • LinkedIn® Page: www.linkedin.com
    6,675 employees on LinkedIn®
  • Ownership: NYSE:RNG

Who Uses This Product?

  • Top Industries: Consumer Services, Computer Software
  • Company Size: 65% Small, 33% 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 AIR, enhancing efficiency and customer support for their teams.
  • Users praise the excellent customer support provided by RingCentral AIR, enhancing both team efficiency and community service.
  • Users praise the easy setup of RingCentral AI Receptionist, highlighting a smooth and pain-free implementation process.
  • Users find the efficient automation of RingCentral AI Receptionist invaluable for enhancing productivity and customer service.
  • Users value the ease of deployment and management of RingCentral AI Receptionist, enhancing overall efficiency in daily tasks.
Cons
  • Users experience caller ID issues with RingCentral AIR, leading to frustration in managing incoming calls effectively.
  • Users experience caller ID issues with RingCentral AIR, causing confusion and misidentification during calls.
  • Users report frequent caller ID issues with RingCentral AIR, affecting communication and transparency during calls.
  • Users feel the cost is excessive for RingCentral AI Receptionist, wishing it were included in the standard package.
  • Users express frustration over the high cost of RingCentral AI Receptionist, wishing it were included at no extra charge.

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

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: 33

Who Is the Company Behind Smith.ai AI Receptionist?

  • Seller: Smith.ai
  • Company Website:
  • Year Founded: 2015
  • HQ Location: Los Altos, California
  • LinkedIn® Page: www.linkedin.com
    342 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Owner
  • Top Industries: Legal Services, Law Practice
  • Company Size: 94% Small, 6% Medium

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

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: 4.5/5.0

Total Reviews: 536

Who Is the Company Behind Deepgram?

  • Seller: Deepgram
  • Company Website:
  • Year Founded: 2015
  • HQ Location: San Francisco, California
  • LinkedIn® Page: www.linkedin.com
    371 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer, Founder
  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 81% Small, 18% Medium

What Do G2 Reviewers Say About Deepgram?

AI-generated summary from verified user reviews

Pros
  • Users commend Deepgram for its outstanding accuracy, especially with complex audio and background noise, ensuring reliable transcriptions.
  • Users praise Deepgram for its exceptional speed, providing impressive real-time transcription even in challenging conditions.
  • Users appreciate the ease of use of Deepgram, enjoying a smooth implementation and quick setup with helpful support.
  • Users commend Deepgram for its exceptional quality, featuring reliable speech-to-text models and outstanding performance.
  • Users appreciate the real-time transcription capabilities of Deepgram, enhancing project efficiency and reliability in diverse applications.
Cons
  • Users express a desire for expanded language support, noting it limits Deepgram’s versatility and appeal.
  • Users find pricing issues frustrating, especially with high costs and low concurrency limits for extensive testing needs.
  • Users find the product to be expensive, especially when managing large audio files and requiring advanced features.
  • Users experience inaccuracy issues with Deepgram, particularly with background noise and unclear speech affecting transcriptions.
  • Users express concerns about the limited language support in Deepgram, wishing for more diverse language options.

What Are Recent G2 Reviews of Deepgram?

What Are G2 Users Discussing About Deepgram?

Glia

Glia is the #1 Banking AI platform, empowering community and regional financial institutions to create efficiencies, accelerate loan growth, drive deposits, and deliver experiences that win against megabanks and fintechs. Glia’s Banking AI operating system is a central intelligence layer on top of existing tech stacks, activating an AI workforce of specialized agents that draw from banking data, interaction history, and integrated systems of record. These banking-trained agents automate workflows across voice and digital — from front office to back office — resulting in decreased operational costs and the Universal Banker model. Trusted by 700+ banks and credit unions for its ironclad security and reliability, Glia delivers the industry’s first contractual no-hallucination guarantee. It’s why Glia customers quickly and confidently put Banking AI to work with measurable results from day one. Learn more at glia.com.

Average Rating: 4.8/5.0

Total Reviews: 89

Who Is the Company Behind Glia?

  • Seller: Glia
  • Company Website:
  • Year Founded: 2012
  • HQ Location: New York, New York
  • LinkedIn® Page: www.linkedin.com
    470 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Banking, Financial Services
  • Company Size: 66% Medium, 18% Small

What Do G2 Reviewers Say About Glia?

AI-generated summary from verified user reviews

Pros
  • Users commend Glia's exceptional customer support, noting seamless transitions and responsive agents that enhance the service experience.
  • Users praise Glia for its ease of use, with simple setup and customization enhancing overall user experience.
  • Users value the seamless transition from digital support to live assistance, enhancing overall member engagement and experience.
  • Users value Glia for its efficiency in setup and management, ensuring a seamless experience across communication channels.
  • Users appreciate Glia’s high-quality technology and seamless features, enhancing communication efficiency and team support significantly.
Cons
  • Users express frustration over missing features, particularly in customization and follow-up capabilities, hindering efficiency.
  • Users struggle with integration issues, as expanded third-party support and complex configurations hinder optimal platform use.
  • Users experience poor customer support due to difficulties with finding information and inconsistencies in agent availability.
  • Users find the limited features of Glia restricts functionality and complicates customer interactions and follow-up processes.
  • Users feel that reporting issues hinder effective management, calling for better scheduling and data integrity.

What Are Recent G2 Reviews of Glia?

What Are G2 Users Discussing About Glia?

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: 1,011

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?

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: 697

Who Is the Company Behind Dialpad Support?

  • Seller: Dialpad
  • Company Website:
  • Year Founded: 2011
  • HQ Location: San Ramon, California
  • LinkedIn® Page: www.linkedin.com
    1,511 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, 32% Small

What Do G2 Reviewers Say About Dialpad Support?

AI-generated summary from verified user reviews

Pros
  • Users value the real-time visibility provided by Dialpad Support, enhancing team efficiency and customer experience.
  • Users appreciate the ease of use in Dialpad Support, simplifying call management and improving team efficiency.
  • Users appreciate the responsive customer support of Dialpad Support, valuing quick answers from real people.
  • Users appreciate the user-friendly interface and effective communication tools that enhance onboarding and call management.
  • Users value the call recording feature of Dialpad Support, enhancing coaching and improving issue resolution significantly.
Cons
  • Users experience poor customer support, often facing long wait times and difficulty reaching live representatives.
  • Users experience call issues due to dependency on internet stability and difficulty reaching live support when needed.
  • Users often face dialer issues such as delays, crashes, and the need for direct support from Dialpad experts.
  • Users frequently face long wait times for support responses, leading to frustration with the overall service experience.
  • Users experience delayed support with Dialpad, facing long response times and routing issues to the right experts.

What Are Recent G2 Reviews of Dialpad Support?

What Are G2 Users Discussing About Dialpad Support?

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: 735

Who Is the Company Behind Jotform AI Agents?

  • Seller: Jotform
  • Company Website:
  • Year Founded: 2006
  • HQ Location: San Francisco, California
  • LinkedIn® Page: www.linkedin.com
    925 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Owner, Founder
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 75% Small, 11% Medium

What Do G2 Reviewers Say About Jotform AI Agents?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of use of Jotform AI Agents, enjoying a seamless setup and quick results.
  • Users value the easy setup of Jotform AI Agents, enabling quick implementation and immediate benefits from day one.
  • Users love the seamless experience of Jotform AI Agents, simplifying lead generation and streamlining administrative tasks.
  • Users praise the ease of setup of Jotform AI Agents, enabling seamless chatbot deployment without coding.
  • Users praise the simple setup of Jotform AI Agents, enabling quick workflow automation and immediate value add.
Cons
  • Users feel that AI Agents have responding limitations, struggling to provide accurate information and requiring more follow-up questions.
  • Users find the AI's limited capabilities in understanding complex queries and providing accurate responses frustrating.
  • Users desire more options for customization and functionality in Jotform AI Agents for enhanced user experience.
  • Users express concerns over inadequate AI features that limit effective responses and understanding of customer needs.
  • Users face poor understanding from Jotform AI Agents, as responses can be inaccurate and lack clarification.

What Are Recent G2 Reviews of Jotform AI Agents?

Shalaka Joshi
SJ
Researched and written by Shalaka Joshi
Updated October 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