Best AI Voice Assistants - Page 26

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)

iCallAgent

**iCallAgent is an AI voice agent platform that automates inbound and outbound phone calls for businesses, handling customer conversations with natural, human-like speech instead of static scripts or hold music.** Built for teams that can't scale a call center fast enough, or don't want to, iCallAgent deploys AI phone agents that answer inbound calls, make outbound calls, qualify leads, book appointments, and handle routine customer support around the clock. Unlike traditional IVR systems, iCallAgent's conversational AI understands context, handles interruptions, and responds in real time, giving callers an experience that feels like talking to a trained representative rather than navigating a phone tree. **Inbound call automation** lets businesses answer every call instantly, 24/7, without adding headcount, reducing wait times, missed calls, and abandoned inquiries. **Outbound calling** enables automated follow-ups, appointment reminders, lead qualification, and sales outreach at a scale that would be costly to staff manually. Because agents run in parallel, a single deployment can manage dozens or hundreds of simultaneous conversations, making iCallAgent well suited for businesses managing high call volumes with unpredictable demand. iCallAgent connects into existing telephony infrastructure through SIP trunking, so businesses can bring their own numbers and carriers rather than migrating their entire phone system. This makes deployment faster and lowers the barrier for companies already running call operations who want to layer AI automation on top of what they have, rather than rip and replace. The platform is designed with industry-specific workflows in mind, including financial services, insurance, healthcare, and other regulated or high-volume-call industries, where consistent, compliant, always-available phone coverage matters. Businesses use iCallAgent to reduce the cost of live agent staffing, eliminate hold-time frustration, capture leads that would otherwise go to voicemail, and give customers a phone experience that's fast regardless of time zone or call volume. For companies evaluating AI call center software, conversational AI voice agents, or automated inbound and outbound calling solutions, iCallAgent offers a way to add AI-driven phone coverage without abandoning existing infrastructure, combining call automation, lead qualification, and customer support in a single voice AI platform.

Who Is the Company Behind iCallAgent?

iCallina

iCallina is a Voice AI Operations Manager solution that helps dental clinics in Spain automate patient communication, schedule appointments, and manage inbound calls. Designed specifically for the dental industry, iCallina provides automated voice assistance in both Castilian, Catalan or 60+ languages, functioning 24 hours a day to ensure all patient inquiries are addressed outside of normal business hours, during midday closures, and on weekends. The software utilizes natural language processing to interact with patients in a conversational format. It integrates directly with clinic calendar systems to autonomously book, modify, or cancel appointments based on real-time availability. Additionally, the system is programmed to recognize dental emergencies, such as acute pain or trauma, and immediately alerts dental staff via automated mobile notifications so urgent cases can be triaged appropriately. iCallina is built to assist administrative teams by gathering necessary patient information during the initial phone interaction. The system captures and records relevant insurance provider details, accommodating major Spanish health insurers to streamline the check-in process upon patient arrival. Clinic managers receive daily automated revenue and call-recovery reports, detailing the volume of calls handled and appointments secured by the system. Core features of iCallina include: Automated 24/7 call answering and conversational voice AI in Castilian and Catalan. Direct calendar integration for patient-led appointment booking and rescheduling. Emergency symptom detection with automated alerts dispatched to clinical staff. Inbound data capture for patient insurance information prior to clinic visits. Daily automated reporting on call volume, appointment metrics, and recovered revenue. Full compliance with the General Data Protection Regulation (GDPR) and the Spanish Data Protection Agency (AEPD). iCallina serves dental practices seeking to reduce missed inbound calls, alleviate administrative workloads for front-desk staff, and standardize their patient scheduling processes

Who Is the Company Behind iCallina?

  • Seller: iCallina
  • Year Founded: 2025
  • HQ Location: Barcelona, ES
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®

Image

RoomAI is an advanced artificial intelligence platform designed to revolutionize the way users interact with and manage their living spaces. By integrating cutting-edge AI technologies, RoomAI offers a seamless and intuitive experience, enabling users to optimize their environments for comfort, efficiency, and personalization. Key Features and Functionality: - Smart Environment Control: Automatically adjusts lighting, temperature, and other environmental factors based on user preferences and real-time data. - Personalized Recommendations: Learns from user behaviors to suggest optimal room settings and configurations. - Energy Efficiency: Monitors and manages energy consumption, promoting sustainable living practices. - Voice and App Integration: Compatible with major voice assistants and offers a user-friendly mobile application for remote control. - Security Monitoring: Provides real-time surveillance and alerts to ensure the safety of the living space. Primary Value and User Solutions: RoomAI addresses the need for intelligent and responsive living environments by offering a platform that adapts to individual preferences and routines. It enhances user comfort by automating routine tasks, improves energy efficiency to reduce utility costs, and ensures security through continuous monitoring. By leveraging AI, RoomAI transforms traditional living spaces into smart, adaptive environments that cater to the unique needs of each user.

Who Is the Company Behind Image?

ImmerRuf

ImmerRuf is an AI phone assistant for small and mid-sized businesses that lose calls: trades, car workshops, hair salons, hospitality, property management, real estate and tax advisors. It answers every call around the clock, including evenings, weekends and holidays. It qualifies the enquiry, tells an emergency apart from a routine request and routes each accordingly, books appointments directly into the calendar during the conversation, and afterwards sends a structured summary by email and SMS. Conversations run in German and English in every plan, with more than 30 further languages on request. The service is cloud-based and a real-time dashboard shows every call, transcript and booking. Setup is done for you and takes about a week, during which the assistant is trained on how the business answers its phone. Pricing is a fixed monthly fee from 99 EUR net, with no per-minute billing. Calls, storage and hosting stay in the EU, with a data processing agreement.

Who Is the Company Behind ImmerRuf?

Inbox Narrator

Inbox Narrator is an AI-powered service that revolutionizes email management by delivering concise, human-like summaries of your new Gmail messages directly to your voice assistant, such as Siri or Google Assistant, each morning. By transforming your inbox into a personalized morning briefing, Inbox Narrator allows you to stay informed about your latest emails effortlessly, enabling you to multitask during your morning routine without the need to manually sift through your inbox. Key Features and Functionality: - AI-Generated Email Summaries: Utilizes advanced AI technology to analyze and summarize new emails, providing you with clear and concise overviews of your messages. - Voice Assistant Integration: Seamlessly connects with Siri and Google Assistant, allowing you to receive your email summaries through voice commands on any compatible device. - Daily Morning Delivery: Delivers email summaries each morning, ensuring you start your day informed and prepared. - User-Friendly Setup: Offers a straightforward registration process and easy integration with your Gmail account and preferred voice assistant. - Affordable Subscription: Provides access to its services for a monthly fee of $3.99, with a money-back guarantee if you are not satisfied. - Privacy and Security: Requires only read-only access to your Gmail account, ensuring your email content is never stored or misused. Primary Value and User Benefits: Inbox Narrator addresses the common challenge of managing an overwhelming influx of emails by offering a hands-free, efficient solution. By converting your unread emails into succinct, voice-delivered summaries, it enables you to stay updated without disrupting your daily activities. This service is particularly beneficial for busy professionals and individuals seeking to optimize their time, as it transforms the often tedious task of email management into a convenient and engaging experience.

Who Is the Company Behind Inbox Narrator?

Infercall

You're on a job. Your phone rings. You let it go - you're elbow deep in pipework. That was a $500 job. The caller moved on to the next plumber. This happens every week to almost every tradie, hairdresser, and small business owner who works with their hands. And the standard fix - a voicemail box or a part-time receptionist - either loses the call entirely or leaves you following up on messages that never convert. Infercall is an AI phone agent that answers every call, in your business name, with a natural voice - and handles the entire conversation: tells callers your rates, answers common questions, books appointments into your calendar, and qualifies leads before they hang up. It works 24/7, including after hours and weekends. You come back to a full transcript and a confirmed booking, not a voicemail to chase. What makes it different Most AI phone tools on the market work in stages: they transcribe what the caller says (speech-to-text), send that text to an AI model, generate a response, then synthesise it back to speech. There's a beat of silence on every turn - callers can feel it, and it makes the experience feel robotic. Infercall is a real-time voice AI. Audio goes in, the AI processes it, and responds in the same moment a person would - with natural pauses, the right intonation, and no awkward gaps. Callers don't know they're talking to software. This isn't a feature claim - it's an architectural difference that callers notice on the first call. Beyond the voice, Infercall handles the full job: it knows your pricing, your availability, and your booking logic. It won't quote the wrong rate or double-book a slot. Every conversation is stored as a searchable transcript in your dashboard. Features • Real-time voice AI (not STT-then-TTS) • Appointment booking into your calendar - confirmed to the caller before the call ends • Custom knowledge: your rates, service areas, FAQs, and availability • Lead qualification: filters time-wasters, routes high-value callers directly to you • Full call transcripts, stored and searchable in your dashboard • 30 voice options - pick a tone that fits your brand • 22 languages supported - English (AU, US, UK), Spanish, French, German, Japanese, and more • Dashboard: see every call, outcome, and lead in one place • No hardware. No app downloads. Forward your existing number and it's live. • Setup in 60 seconds Pricing • Starter: $5/month - 50 minutes • Standard: $49/month - 500 minutes (most popular for SMBs) • Business: $149/month - 1,750 minutes No per-call fees. No overage surprises. No setup cost. No contract — cancel anytime.

Who Is the Company Behind Infercall?

  • Seller: Infercall
  • Year Founded: 2025
  • HQ Location: Australia
  • LinkedIn® Page: linkedin.com
    1 employees on LinkedIn®

Infinitus Systems

Infinitus Systems offers a pioneering voice AI platform tailored for the healthcare industry, designed to automate complex and routine phone-based communications between patients, payors, and providers. By leveraging advanced artificial intelligence, Infinitus streamlines administrative tasks, enhances operational efficiency, and improves patient outcomes. Key Features and Functionality: - AI Voice Agents: Infinitus provides intelligent voice agents capable of conducting natural language conversations to handle tasks such as benefit verification, prior authorization, patient navigation, and medication adherence. - AI Copilots: The FastTrack™ AI copilot assists healthcare staff by navigating payor IVR systems, reducing hold times, and enabling parallel call processing, thereby boosting productivity without increasing headcount. - Comprehensive Integrations: The platform seamlessly integrates with existing systems like EHRs (e.g., Epic, Cerner) and CRMs (e.g., Salesforce), ensuring smooth incorporation into current workflows. - Safety-First AI Architecture: Infinitus employs a proprietary AI architecture with robust guardrails to prevent inaccuracies and ensure compliance with healthcare regulations, fostering trust among users. Primary Value and Solutions Provided: Infinitus Systems addresses the inefficiencies inherent in manual healthcare communications by automating time-consuming phone calls. This automation reduces administrative burdens, accelerates patient access to care, and enhances the overall patient experience. Healthcare organizations benefit from increased productivity, cost savings, and the ability to scale operations without additional staffing. By ensuring accurate and timely information exchange, Infinitus contributes to better patient adherence and outcomes.

Who Is the Company Behind Infinitus Systems?

  • Seller: Infinitus Systems
  • Year Founded: 2019
  • HQ Location: San Francisco, US
  • Twitter: @InfinitusAI
    752 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    202 employees on LinkedIn®

Intavia - AI Receptionist

Intavia is an AI-powered receptionist platform built for appointment-led businesses. The platform is designed to help teams manage phone-based enquiries more effectively, without relying on manual call handling, voicemail, or outsourced reception services. Intavia answers inbound calls, understands caller intent, and handles common front-desk tasks such as booking, rescheduling, cancellations, and routing urgent enquiries. It also supports outbound calls for confirmations, reminders, and follow-ups, and integrates with existing calendars, CRM systems, and operational software. Intavia combines conversational AI with real operational workflows. The platform doesn’t just answer calls — it takes action, automates admin, and keeps systems in sync, reducing manual work while ensuring accuracy and consistency. Intavia is best suited to businesses where phone calls directly impact revenue and customer experience, including clinics, healthcare providers, salons, and service businesses. White-glove setup is available for teams with more complex workflows or integration requirements. Intavia supports multiple languages.

Who Is the Company Behind Intavia - AI Receptionist?

Intellisay AI

Intellisay is an AI-powered productivity tool designed to streamline daily planning through voice interaction. By simply speaking your tasks and events, Intellisay transcribes and analyzes your input, generating an optimized daily schedule in just two minutes. This approach eliminates the need for manual to-do lists, allowing users to efficiently organize their day with minimal effort. Key Features: - Voice-Activated Task Creation: Easily create tasks and events by speaking, with AI handling transcription and analysis. - Automatic Task Management: Uncompleted tasks are carried over to subsequent days, ensuring nothing is overlooked. - Smart Task Suggestions: Receive personalized recommendations that adapt to your habits, keeping routines fresh and productive. - Multi-Language Support: Interact naturally in your preferred language, as the AI understands and responds in multiple languages. - Quick Setup: Get started in just 30 seconds, saving time compared to traditional planning methods. Primary Value: Intellisay addresses the common challenge of time-consuming daily planning by offering a swift, voice-driven solution. It enhances productivity by reducing the manual effort involved in organizing tasks, ensuring users can focus more on execution rather than planning. The tool's intelligent features, such as automatic task rollover and habit-based suggestions, further support users in maintaining effective and adaptable daily routines.

Who Is the Company Behind Intellisay AI?

Intuition Robotics

Intuition Robotics is dedicated to enhancing the lives of older adults through its AI-powered companion robot, ElliQ. Designed to combat loneliness and promote independent living, ElliQ proactively engages users in conversations, suggests activities, and provides health reminders, fostering a personalized and empathetic relationship. By integrating advanced artificial intelligence with human-centric design, Intuition Robotics aims to empower seniors to lead happier, healthier, and more connected lives. Key Features and Functionality: - Proactive Engagement: ElliQ initiates interactions, offering conversation, health check-ins, and activity suggestions tailored to the user's preferences and routines. - Multimodal Communication: Utilizing speech, body language, text, images, lights, and sounds, ElliQ communicates naturally, accommodating various user needs and preferences. - Personalization: Through continuous learning, ElliQ adapts to individual users, providing increasingly tailored experiences over time. - Health and Wellness Support: ElliQ offers reminders for medications, encourages physical activities, and provides cognitive exercises to promote overall well-being. - Social Connectivity: Facilitates communication with family, friends, and caregivers, helping users maintain and strengthen their social connections. Primary Value and User Solutions: ElliQ addresses the critical issue of loneliness among older adults, a factor linked to various health risks. By providing consistent companionship and proactive engagement, ElliQ helps reduce feelings of isolation, encourages healthy behaviors, and supports independent living. Users have reported significant improvements in health and wellness, quality of life, and social connectedness, demonstrating ElliQ's effectiveness in enhancing the daily lives of seniors.

Who Is the Company Behind Intuition Robotics?

Isabel

AI Receptionist that answers calls, sends links and books appointments 7/24.

Who Is the Company Behind Isabel?

iSada

iSada is an AI phone receptionist built for service businesses that can't afford to miss a call. It answers every incoming call 24/7 — including after hours, weekends, and busy periods — in under a second, so you never lose a customer to voicemail or a ringing phone again. Unlike a traditional answering service that simply takes messages, iSada actually gets work done on the call. It books appointments directly into your calendar, checks real-time availability to avoid double-booking, answers frequently asked questions from your own knowledge base, qualifies and routes callers, and sends SMS confirmations automatically. Every call is transcribed and logged so you can review exactly what happened. iSada's standout strength is language. It detects and responds in 40+ languages automatically, switching mid-call as needed — so a Spanish-, Mandarin-, Punjabi-, or French-speaking customer gets the same seamless experience as an English speaker, with no extra staffing. You can also choose your underlying AI model (GPT-5, Claude, or Gemini) and pick from a range of natural voices. The platform is purpose-built for industries that live and die by the phone: salons and barbershops, dental clinics, auto repair shops, restaurants, veterinary clinics, real estate, legal practices, medspas, cleaning services, tutoring, and photography. iSada is trained on the bookings, questions, and edge cases specific to each. Setup is fast — most businesses are live in about 24 hours. You connect a phone number (or port your existing one), add your business details and calendar, and iSada starts answering. Plans start at $69/month on the Business tier and transparent, predictable pricing as you scale. For any business comparing an AI receptionist, virtual receptionist, or answering service, iSada delivers 24/7 coverage, real appointment booking, and true multilingual support at a fraction of the cost of a human front desk.

Who Is the Company Behind iSada?

isLucid

isLucid is an AI voice agent platform that replaces traditional call center operations with intelligent, always-on voice agents. Businesses use isLucid to handle inbound and outbound customer calls around the clock — resolving support requests, scheduling appointments, processing orders, and qualifying leads without human intervention. The platform combines two core products: Voice AI for natural, human-like phone conversations, and Smart Analytics for real-time call insights, sentiment tracking, and performance monitoring. Together, they create a self-improving system where every call makes the AI smarter. isLucid serves businesses across BPO, retail, healthcare, financial services, real estate, technology, telecommunications, and insurance. It supports 100+ languages, deploys in as little as 2 weeks, and typically reduces call handling costs by 70% while maintaining 24/7 availability with zero hold times. For organizations with strict data requirements, isLucid offers on-premise deployment through its Physical Agent Box — a dedicated hardware solution that runs entirely within the customer's data center with zero cloud dependency.

Average Rating: 4.9/5.0

Total Reviews: 11

Who Is the Company Behind isLucid?

Who Uses This Product?

  • Top Industries: Marketing and Advertising
  • Company Size: 64% Medium, 27% Small

What Are Recent G2 Reviews of isLucid?

IsOn24

IsOn24 is an AI-powered voice assistant designed to handle business phone calls with the efficiency and personalization of a live receptionist. It enables businesses to automate customer interactions, manage appointments, and streamline communication processes, allowing owners and staff to focus on core operations. Key Features and Functionality: - AI Voice Assistant: Answers incoming calls, understands customer inquiries, and provides accurate responses using customizable, life-like AI voices. - Appointment Scheduling: Facilitates booking, rescheduling, and canceling appointments over the phone, via text messages, and online, integrating seamlessly with existing calendars. - Two-Way Texting and Online Chat: Consolidates voicemails, text messages, and online chats into a single interface, enabling real-time, two-way communication with customers. - Automatic Call Queue: Manages high call volumes by queuing live calls in the order received, allowing team members to answer from any device, including phones, tablets, or computers. - Integration Capabilities: Connects with various applications such as CRMs, schedulers, and calendars through direct links and platforms like Zapier, ensuring smooth workflow integration. - Customizable Setup: Offers quick setup with options to add new call options, customize responses, and define follow-up actions tailored to specific business needs. Primary Value and Solutions Provided: IsOn24 addresses the challenge of managing customer communications efficiently, especially during peak hours or when staff availability is limited. By automating call handling and appointment scheduling, it ensures that businesses never miss a customer interaction, thereby enhancing customer satisfaction and trust. The system's ability to provide instant responses and manage communications across multiple channels allows businesses to focus on growth and service quality, knowing that their customer interactions are handled professionally and consistently.

Who Is the Company Behind IsOn24?

  • Seller: IsOn24
  • Year Founded: 2014
  • HQ Location: San Jose, US
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®
Shalaka Joshi
SJ
Researched and written by Shalaka Joshi
Updated April 9, 2026