
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

Work Styles 360 by Teal
Life on Twitter
The Personality Reveal
Accountanalysis
Personal User Guide
Disroot
ClickUp
Gain better self-awareness about your personality

Which is more popular?
Based on our record, PrinciplesYou seems to be more popular. It has been mentioned 8 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | devfinancetools.com | principlesyou.com |
| 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 PrinciplesYou yet.
What each product offers, as listed by its team.


Possible disadvantages
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using DevFinanceTools and PrinciplesYou. 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.
This is my current favorite that has been helpful to many of the candidates I have worked and spoken with: https://principlesyou.com. Source: almost 4 years ago
Pretty sure he approved of it, yes. It had similar UI to this other thing associated with Dalio: https://principlesyou.com/. Source: about 4 years ago
Highly recommend taking the PrinciplesYou test!! Source: over 4 years ago
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