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Free, no-signup calculators for the money side of building software and freelancing

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Free practice programming interview questions. Interview Cake helps you prep for interviews to land offers at companies like Google and Facebook.

Which is more popular?
Based on our record, Interview Cake seems to be more popular. It has been mentioned 3 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | devfinancetools.com | interviewcake.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 Interview Cake yet.
What each product offers, as listed by its team.


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


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Frequently considered the best source for interview articles, tips, and content, Interview Cake is a crash course in getting a software development job.
Recommendations tracked on public social media and blogs since March 2021.


Tracking DevFinanceTools since Aug 2026.
Here's another site that helped me when I was starting out: interviewcake.com (I think I had a free trial or something). Source: over 4 years ago
Interviewcake.com has some great explanations and practice problems for leetcode style problems. I got the year subscription on sale. Source: about 5 years ago
I also used to do the exact same thing during a technical interview. Seems like an obvious answer, but I've always noticed the more prior practice I have, the less nervous I get. I think a good part of the mental fatigue comes from... Source: about 5 years ago
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Should you build an internal tool? Or just buy it?
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CodingInterview offers essential information to help you conquer programming interviews.
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