Great UI
Great UI. My favourite voice agent building platform by far.
By James W.
Monday, November 9, 2026 · Customer reviews of US businesses
The Fair Hearing score
Excellent
800 reviews
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Platform for creating AI phone agents. Discover the new way to build, test, deploy, and monitor production-ready AI voice agents at scale.
Retell AI (retellai.com) has 800 customer reviews on The Fair Hearing, with an average rating of 4.9 out of 5.
Showing 753 reviews with 5 stars · Clear filters
Great UI. My favourite voice agent building platform by far.
By James W.
Retell is a very clear and useable system. It offers easy integrations and has helpt me a lot with building bots.
By Sharpy A.
Retell is AWESOME! Not only is it the absolute best for voice agents but it's extremely simple to use and the best part is in my opinion it has the most realistic sounding agents as well! Retell has it all and technically it's free! Much love to the creators of Retell, did a phenomenal job! 10000/10000 stars if I could.
By Gio - Owner of L.
I'm new to building Voice Agents but Retell makes i pretty simple
By Eric Rick D.
Making AI Agents
By Yurii F.
Best voice AI infrastructure out there. Never lags, never disappoints! Extremely happy, they ship new features that are actually useful!
By Ali R.
Really great software. Been implementing it into local businesses and it works wonders!
By Oliver P.
Amazing platform, Helped me to create Voice Ai Agents for my clients and business
By Akaash S.