
Omni Calculator
calculator.net
Build vs. Buy Calculator
DeveloperToolStack
DevNestTools
DevTools Advanced
DevTools.fit
Free, no-signup calculators for the money side of building software and freelancing
DevToys
DevToys for Mac
JSON Crack
CodeSwissKnife
JSONLint
CyberChef
JSON Editor Online
A scriptable scratchpad for developers. Free & open source!
Which is more popular?
Based on our record, Boop seems to be more popular. It has been mentioned 6 times since March 2021.
Website, pricing, platforms and company facts side by side.
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B
Boop
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| Website | devfinancetools.com | boop.okat.best |
| Pricing | ||
| Company | 2026 | — |
| Listed in |
In their own words, as submitted to SaaSHub.

DevFinanceTools is a collection of free, no-signup calculators for the money side of building software and freelancing. Everything runs in your browser — no account, no tracking beyond basic page-view analytics — and every tool shows its formulas and benchmarks so you can check the maths...
No description of Boop yet.
What each product offers, as listed by its team.

Possible disadvantages
Walkthroughs and reviews on video.
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BOOP REVIEW
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How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using DevFinanceTools and Boop. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

Tracking DevFinanceTools since Aug 2026.
I liked Boop's[1] strapline for this: > Stop pasting company secrets into random websites. [1]. - Source: Hacker News / about 2 months ago
Probably a smart idea to be suspicious of new apps, though I will say I am someone who care deeply about privacy. You can take a look at my previous project Boop ( https://boop.okat.best/ ), which is open source and has been on the App... - Source: Hacker News / over 2 years ago
Boop pretty cool app for decoding and other fun stuff, don't use it much but when I do it's always pretty painless. Source: over 3 years ago
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Online calculator for quick calculations, along with a large collection of calculators on math, finance, fitness, and more, each with related in-depth information.
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DevToys For mac. Contribute to ObuchiYuki/DevToysMac development by creating an account on GitHub.
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Should you build an internal tool? Or just buy it?
Compare Build vs. Buy Calculator to DevFinanceTools or Boop:
