
Solo Money Tools
SquadPrime
GoSystem Tax RS
Quarterly Tax Calculator for Freelancers
App Cost Calculator
Taxdcalc UK
Omni Calculator
Free, no-signup calculators for the money side of building software and freelancing

jello
JSON Crack
jq
JSON Editor Online
JSON to CSV Online
json-log-viewer
Boop
Command-line JSON processing tool

Which is more popular?
Based on our record, fx seems to be more popular. It has been mentioned 21 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | devfinancetools.com | github.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 fx yet.
What each product offers, as listed by its team.


Possible disadvantages
Walkthroughs and reviews on video.
No DevFinanceTools videos yet. You could help us improve this page by suggesting one.
Suzuki FX | Suzuki Alto First Generation: Owner Review: Price, Specs & Features | PakWheels
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using DevFinanceTools and fx. 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 think there is a name clash here, I like fx the json viewer https://github.com/antonmedv/fx (20.6k star on gh). - Source: Hacker News / 3 months ago
Fx improves this with an interactive JSON processor made for developers. It combines viewing capabilities with powerful transformation functions that make complex data manipulation simple. - Source: dev.to / over 1 year ago
Coincidentally, yesterday I decided I needed a JSON TUI and landed on fx (https://github.com/antonmedv/fx), which seems to have come out of the Wave terminal project and looks quite similar... - Source: Hacker News / about 2 years ago
When comparing DevFinanceTools and fx, you can also consider the following products.

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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jello is a command line tool that filters JSON data using pure python syntax.
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Free MVP cost calculator: describe your app in 5 clicks and get a realistic 2026 estimate for a freelancer build, a traditional agency and a fixed-price 14-day build by senior professionals, where the client owns the code.
Compare SquadPrime to DevFinanceTools or fx:


GoSystem Tax RS has unmatched web-based tax processing power, is scalable to needs, and is available in a secure online environment.
Compare GoSystem Tax RS to DevFinanceTools or fx:

jq is like sed for JSON data - you can use it to slice and filter and map and transform structured...
Compare jq to DevFinanceTools or fx: