Retell AI Reviews 816

TrustScore 5 out of 5

4.9

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Review summary

Created with AI, based on recent reviews

Looking at 739 reviews, reviewers overwhelmingly had a great experience with this company. Customers consistently praise the platform for its ease of use, highlighting that it simplifies the creation of AI voice agents, even for non-technical users, making complex tasks accessible and intuitive. Many people appreciate the seamless functionality and stability of the service, noting its reliability and consistent performance over time. The product is frequently updated with functional improvements, and users are impressed by the natural, human-like quality of the AI voices and the powerful customization options available. However, some customers also noted that while the platform is powerful, it might not be beginner-friendly and requires some effort to master, especially for those new to building AI voice agents.

What people talk about most

User experience

Clients share positive opinions on user experience, highlighting the platform's ease of use and intuitive... See more

Artificial intelligence

Reviewers highlight positive aspects of artificial intelligence, describing the system as incredibly... See more

Service

People report positive experiences with service, highlighting its reliability, uptime, and efficiency in... See more

Website

Customers had positive experiences with the website, praising its user-friendliness and ease of navigation... See more

Product

Customers consistently note positive experiences with the product, praising its features and overall quality,... See more

Reviews shaping this summary

Rated 5 out of 5 stars

Retellai is the best. literraly just type what you want the agent to do and the ai build the agent for you. The agent conversational skills are impeccable, could easily pass for a human. More latitu... See more

Rated 5 out of 5 stars

I'm a tech guy - complicated systems don't usually faze me. But I've been genuinely stumped by how some AI voice platforms overcomplicate their setup to the point of absurdity. Retell is the complete... See more

Rated 5 out of 5 stars

Retell has been my first choice for me and my voice AI clients. Where Retell really stands out compared to other providers is the reliability and uptime. In my opinion, Retell has the best user ex... See more

Rated 5 out of 5 stars

I've been using the GHL AI voice agent and there is no comparison. T'm thoroughly impressed with Retell's product and I will use it going forward. The voices are all so human-like that I can't tell th... See more


Company details

  1. Software company

Written by the company

Platform for creating AI phone agents. Discover the new way to build, test, deploy, and monitor production-ready AI voice agents at scale.


Contact info

4.9

Excellent

TrustScore 5 out of 5

816 reviews

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Hasn’t replied to negative reviews

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Rated 5 out of 5 stars

Rettel.AI protects "deep work" by automating calls. This boosts focus and ROI for agencies, serving as a seamless, professional extension of our front office.

Rettel.AI has become an indispensable part of our workflow at Visual Branding. As an agency owner, my priority is ensuring my team can focus on high-level design and development without constant interruptions. This app has completely automated our initial client touchpoints and phone inquiries, allowing my staff to stay focused on their core tasks instead of being distracted by every incoming call. It’s a sophisticated, reliable solution for any business owner looking to reclaim their time and optimize their team's productivity.

5 February 2026
Rated 5 out of 5 stars

Easy to use, learn, and create. Inexpensive.

I really like how easy the platform is to use and navigate. It has more features than other voice agent platforms and it also has a lot more flexibility with the agents then other platforms. I like the cost as it is very cost effective and I plan on using this platform for a host of things.

12 December 2025
Rated 5 out of 5 stars

This is going to change the world.

all the tools and ways I'm able to configure an agent so well it's indistinguishable from a person. You guys really cooked with this one, connecting the API and MCP to n8n and codex 5.3 extra high is the unlock.

6 February 2026
Rated 5 out of 5 stars

Retell makes creating a voice based AI…

Retell makes creating a voice based AI agent about as simple as you could hope for -- but has hooks to allow for much more complicated use cases. Impressed thus far! After implementing the same project in both Vapi and Retell, I prefer Retell.

12 January 2026
Rated 4 out of 5 stars

Great but Not Perfect

The Retell product in itself is very good but not perfect and allows for easy optimisation of the prompts for great agent behaviour. It provides fairly good documentation to aid custom development.
Improvements could be made to the range of UK English voices available as most of the voices are American (maybe the fault of Voice Generator partners). That said, a great product indeed!

5 February 2026

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