
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

Technically True Podcast
Indie Hackers
GitHub Actions
WIP.co
GitHub Marketplace
Makerlog
Serverless
The best podcasts for designers & developers

Which is more popular?
Based on our record, Spec. seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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|
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|---|---|---|
| Website | devfinancetools.com | spec.fm |
| 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 Spec. 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 Spec.. 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.
My podcast network (spec.fm) was organizing all of the editing and sponsors. They decided to close up shop at the end of 2020 and I didn't have the bandwidth to take on all that they were doing. Source: about 4 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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Connect with fellow entrepreneurs, developers, and bootstrappers who are sharing the strategies and revenue numbers behind their companies.
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Should you build an internal tool? Or just buy it?
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Automate your workflow from idea to production
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