Best Retell AI Alternatives in 2026

Retell AI vs. alternatives

Retell AI compared with its alternatives

Tool	Category	Pricing	Starting at	Free plan	API	Open source
Retell AIThis tool	Audio & Voice	Paid	—
Deepgram	Audio & Voice	Paid	—
Bland AI	Audio & Voice	Paid	$15/month
AssemblyAI	Audio & Voice	Paid	—
CereProc	Audio & Voice	Paid	—
Carbon Voice	Audio & Voice	—	—
Cekura	Audio & Voice	Freemium	$500/month
Dograh	Audio & Voice	Paid	—
Loqua	Audio & Voice	Paid	$10/month
Phantom	Audio & Voice	—	—
speech-to-speech	Audio & Voice	Free	—
NovaVoice	Audio & Voice	—	—
ElevenLabs	Audio & Voice	Freemium	$6/month

Top Retell AI alternatives

1. 

   Deepgram

   Audio & Voice

   Power enterprise voice solutions with Speech-to-Text, Text-to-Speech, and Voice Agent APIs.

   • Speech-to-Text
   • Text-to-Speech
   • Voice Agents

   Paid

2. 

   Bland AI

   Audio & Voice

   Build, deploy, and monitor AI voice agents that sound human.

   • Voice Agents
   • AI Call Center
   • Enterprise Compliance

   Paid

3. 

   AssemblyAI

   Audio & Voice

   Transcribes speech to text and extracts insights from voice data.

   • Speech to Text
   • Audio Intelligence
   • Transcription

   Paid

4. 

   CereProc

   Audio & Voice

   Text to speech software with natural voice solutions

   • Natural Speech
   • Seamless Integration
   • Multiple Languages

   Paid

5. 

   Carbon Voice

   Audio & Voice

   Async voice messaging with AI-powered transcription and agents.

   • Async Messaging
   • AI Agents
   • Voice Transcription
6. 

   Cekura

   Audio & Voice

   End-to-end voice testing and observability platform for AI agents.

   • Voice AI Evaluation
   • Voice AI Observability
   • AI Voice QA

   Freemium

7. 

   Dograh

   Audio & Voice

   Open-source voice agent platform for self-hosting and custom models.

   • Voice Agent Builder
   • Self-Hosted AI
   • Regulated Compliance

   Paid

8. 

   Loqua

   Audio & Voice

   Context-aware voice typing for Mac and Windows

   • Voice Typing
   • Speech to Text
   • Text to Speech

   Paid

9. 

   Phantom

   Audio & Voice

   Voice-first AI assistant for macOS that uses on-demand context to help carry out work across your Mac.
10. 

    speech-to-speech

    Audio & Voice

    Builds voice agents using open-source models

    • Voice Agent Pipeline
    • Local Deployment
    • API-Backed Deployment

    Free

11. 

    NovaVoice

    Audio & Voice

    Voice-powered productivity copilot for faster dictation and app control

    • Voice Assistant
    • Dictation Software
    • Productivity App
12. 

    ElevenLabs

    Audio & Voice

    Generate lifelike speech with AI voices and voice agents.

    • AI Voice Cloning
    • Text-to-Voice
    • Audio

    Freemium