20 Retell AI alternatives
Retell AI: Build, test, and monitor production phone agents — with the testing and analytics that call centres actually require. 20 apps do similar work, most sharing Voice Agents, Customer Support and Telephony, ranked by how much they have in common with Retell AI.
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Estera AI LLC
AI receptionist that answers every call and WhatsApp message for local service businesses, 24/7.
Also: Customer Support, Telephony, Voice Agents
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Build, test and ship customer-facing AI agents on a visual canvas, with evaluation runs and per-step logs rather than vibes.
Also: Customer Support, No-Code, Voice Agents
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Open-source voice AI platform you can self-host — a visual workflow builder, bring-your-own STT/LLM/TTS models, telephony, and no per-minute platform lock-in.
Also: No-Code, Telephony, Voice Agents
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Puts live chat, help center, surveys, a feedback board, roadmap and changelog on one customer record, so you learn what to build and can tell the people who asked.
Also: Analytics, Customer Support
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TruGen AI
A face-to-face video AI sales rep that meets website visitors live, qualifies them, demos the product and books the meeting.
Also: Customer Support, Voice Agents
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AI concierge agents for support at scale, with a supervision layer that turns transcripts into improvements.
Also: Customer Support, Voice Agents
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Bland AI
Enterprise phone agents on self-hosted models, tuned for human-sounding delivery at very large call volumes.
Also: Telephony, Voice Agents
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A developer platform for voice agents that make and take phone calls, with sub-second turn latency.
Also: Telephony, Voice Agents
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Interface, Inc.
AI receptionist and second work number for local service businesses — answers calls 24/7, transcribes everything, and turns each conversation into summaries and next steps.
Also: Telephony, Voice Agents
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Autophonix, LLC
AI voice agents for inbound and outbound phone calls, priced from 2¢ per minute, with 40+ languages, native SIP trunking and HIPAA/GDPR compliance.
Also: Telephony, Voice Agents
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Developer platform for AI agents on Apple's own channels — programmable iMessage at scale, plus video agents that answer and place FaceTime calls in a few lines of code.
Also: Telephony, Voice Agents
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Voice and text AI agents that run multi-week outbound calling campaigns for home-service businesses.
Also: Telephony, Voice Agents
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Instantly provide support with your custom AI agent
Also: Customer Support, No-Code
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AI-native business intelligence: ask questions in plain English, get governed SQL, dashboards and daily insights across 750+ data sources.
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Self-improving website platform that audits pages against your brand and analytics, then ships fixes.
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Agent infrastructure for messaging: describe one AI agent and run it on iMessage, WhatsApp, Telegram, Slack, SMS and email.
Also: Customer Support
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Intercom
Intercom's AI support agent, resolving a majority of customer conversations end to end, priced per resolution.
Also: Customer Support
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Conversational AI agents for customer experience, built per company and accountable for real outcomes.
Also: Customer Support
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HubSpot
The complete AI solution that’s easy to use, fast to add value, and unifies teams and data throughout your business
Also: Customer Support
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Zinley, Inc.
A personal AI representative with its own phone number, inbox and computer that takes calls, works your email and runs tasks under rules you set.
Also: Telephony