Postman
API Playground
Parsistent
Insomnia REST
Hoppscotch
soapUI
ReqRes
Online API testing tool for REST & SOAP APIs. Test your API by making API calls directly from your browser.

calculator.net
AllToolsLab
Omni Calculator
BestToolsKit
Smartly Calculators
Muxtly
geteasetools.com
500+ free online calculators and tools for finance, health, math, conversions, and more.
Which is more popular?
Based on our record, Reqbin seems to be more popular. It has been mentioned 25 times since March 2021.
Website, pricing, platforms and company facts side by side.
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R
Reqbin
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|---|---|---|
| Website | reqbin.com | alltools.dev |
| Pricing | ||
| Company | — | Startup from Bulgaria · 1 - 9 employees · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of Reqbin yet.
AllTools.dev is a modern, fast, free online toolkit built for people who need quick, accurate calculators and converters without signing up, creating an account, or wading through cluttered interfaces. The platform offers 500+ tools across finance (mortgage calculators, loan amortization,...
What each product offers, as listed by its team.

No features have been listed yet.
An editorial look at what each product does well and who it suits.

No analysis of Reqbin yet.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.

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

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Recommendations tracked on public social media and blogs since March 2021.

Go to Reqbin. Select method: POST. Enter the API endpoint:. - Source: dev.to / over 1 year ago
Open ReqBin, and paste the invoke url and request body, select POST as request method type and Send the request. - Source: dev.to / over 1 year ago
I used https://reqbin.com/ to try and make a request to the Clash Royale API using the generated bearer token as you can see in the screenshot. To whitelist my IP I googled my own public IP and pasted it to generate the key. Is this not... Source: about 3 years ago
Tracking AllTools.dev since May 2026.
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