
Postman
Hoppscotch
RapidAPI for Mac
Bruno
soapUI
Thunder Client
cURL
Design, debug, test, and mock APIs locally, on Git, or cloud. Build better APIs collaboratively for the most popular protocols with a dev‑friendly UI, built-in automation, and an extensible plugin ecosystem.

Smith.ai
Ringzy
Retell AI
Dialzara
Play.ht
Ruby Receptionists
getBreezy
AI agents for business. Custom-built solutions for answering services, customer support, and workflow automation. Ready-to-deploy AI receptionist for trades and small businesses.

Which is more popular?
Based on our record, Insomnia REST seems to be more popular. It has been mentioned 134 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | insomnia.rest | niceagents.com |
| Pricing | ||
| Platforms | — | |
| Company | Startup from the United States | Startup from the United States · 1 - 9 employees · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Insomnia REST yet.
NiceAgents builds AI agents for businesses. Two core offerings: ready-to-deploy AI answering service for SMBs, and custom AI agent development for enterprises. AI Answering Service ($49/mo) AI receptionist answers calls 24/7, captures leads, books appointments, sends instant notifications....
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
3 Reasons to use Insomnia REST Client in your Exploratory API Testing
More videos
Google Review - John Carle - March 2025 #niceagents #edmontonrealestate #stalbertrealestate
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Insomnia REST and NiceAgents. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Product Introduction: Insomnia is a powerful open-source API client designed for simplicity and efficiency and works great as a postman alternative. It supports REST, GraphQL, and gRPC, making it versatile for various...
It is a free, open-source platform that boasts a user-friendly interface and robust features like environment and collection management, code snippets, and test automation. Compared to Postman, Insomnia offers a...
Insomnia is a user-friendly tool for API development and testing. Insomnia allows creating and sending HTTP and REST requests, like GET, POST, PUT, DELETE, and more. Users can view API responses, including status...
We have no reviews of NiceAgents yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Apidog offers 4 users free with unlimited everything. Bruno has built a passionate community around privacy-first API testing. Insomnia continues to improve with strong multi-protocol support. - Source: dev.to / 7 months ago
Insomnia balances professional-grade features with strong offline capabilities. Its Scratch Pad and Local Vault features ensure sensitive data remains on your local machine while providing comprehensive protocol support. - Source: dev.to / 11 months ago
I ditched Postman for Insomnia (Open source) after Postman refused to adhere to customers to disable auto-updates for 6 years+. I checked on their GitHub issue tracker and it turns out, the solution was to upgrade to their "Enterprise... - Source: Hacker News / 11 months ago
Tracking NiceAgents since Jan 2026.
When comparing Insomnia REST and NiceAgents, you can also consider the following products.

The Collaboration Platform for API Development
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Smith.a is one of the best virtual receptionist and chat services that offer phone calls, answer chats and take messages for you and your staff.
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Ringzy is an AI answering service that answers business calls 24/7 using natural AI voices. Capture leads, book appointments, and never miss a call.
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Paw is a REST client for Mac.
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API that enables developers to build human-like voice agents
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