
DevTools Advanced
FullStackToolkit
DevFinanceTools
JSON Formatter & Validator
AllDevToolsHub
Boop
IT Tools
120 free browser-based developer utilities. No sign-up required.

Solo Money Tools
H&R Block
GoSystem Tax RS
Quarterly Tax Calculator for Freelancers
Taxdcalc UK
Keeper Tax
Bonsai
Seven free calculators for US freelancers and 1099 contractors: self-employment tax, quarterly estimates, S corp savings and more. No sign-up.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | devtoolstack.io | selfemploylab.com |
| Pricing | ||
| Platforms | — | |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of DeveloperToolStack yet.
Seven free calculators for freelancers and 1099 contractors: self-employment tax, quarterly estimated taxes (with the safe-harbor minimum and due dates), how much of each payment to set aside, S corp vs LLC savings, 1099 vs W-2 offers, the hourly rate you need for a target take-home pay, and the...
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 DeveloperToolStack and SelfEmployLab. For example, how are they different and which one is better?
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Free calculators for freelancers: hourly rate, contract rate, tax set-aside, day rate, gig driver earnings, and more. Fast, private, no sign-up.
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Free, no-signup developer tools for technical SEO: robots.txt, sitemap.xml and .htaccess generators, plus practical guides. Everything runs in your browser.
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Free, no-signup calculators for the money side of building software and freelancing
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GoSystem Tax RS has unmatched web-based tax processing power, is scalable to needs, and is available in a secure online environment.
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