Commerce · alternatives · 2026
24 alternatives to Spaife
One running tax estimate across everything you earn
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.
- 1CF
I wanted to share a simple web app I created recently, which lets you estimate income taxes owed in the US: https://taxsim.app All the calculations occur directly in the browser, and are powered by a Fortran program that has been converted to WASM using emscripten. This calculator was originally developed in the 1970s [1] by the non-profit National Bureau of Economic Research. NBER has been maintaining this F77 codebase for the last 50 years, and uses it primarily for academic research on tax policy. The Fortran source code itself is over 1MB of text, because it codifies both…
2022 · its alternatives →
- 2
Calculate income tax on your earnings in a few simple steps
2022 · hivepayroll.co.in · its alternatives →
- 3
Calculate taxes and take-home pay for your freelance work
2017 · letssail.co · its alternatives →
- 4IT
2015 · incometaxcalculator.net.in · its alternatives →
- 5
See how much money you need to exercise your startup options
2020 · secfi.com · its alternatives →
- 6
- 7
Fast, private income tax estimation built for freelancers.
Jul 2026 · taxforfreelancers.online · its alternatives →
- 8
See how much you owe to state and federal in 7 sec
2019 · keepertax.com · its alternatives →
- 9
Tax calculation for self-employed professionals in Portugal
2025 · its alternatives →
- 10
Know your profit and tax, in seconds. Free.
Jul 2026 · rootsandreceipts.com · its alternatives →
- 11
- 12
A tax calculator for freelancers with accurate estimations.
2019 · lunafi.co · its alternatives →
- 13
Free tax & money calculators for freelancers
Aug 2026 · everycentcalc.biz.id · its alternatives →
- 14
Now you have a quick bookmark for calculating earnings.
2025 · favappinsta.com · its alternatives →
- 15
Calculate your wfh expense deductions
2024 · its alternatives →
- 16
TaxRadar▲3Free freelance tax calculator across all 50 US states
Jun 2026 · taxradar.xyz · its alternatives →
- 17
ZipTax▲5Calculate and compare your taxes across States in the US
2024 · ziptax.org · its alternatives →
- 18
Free 2026 tax calculators for 1099 & self-employed workers
Jun 2026 · figuresnest.com · its alternatives →
- 19
The Tax Calculator Built Specifically for Freelancers
Jul 2026 · freelancetaxhq.com · its alternatives →
- 20
A web-based paycheck calculator has been built to reflect the latest 2025 federal and state tax policies across all 50 US states. It estimates after-tax income by accounting for federal, state, and FICA deductions, and supports different pay frequencies (weekly, bi-weekly, monthly, etc.). The intent is to provide an up-to-date, lightweight tool for anyone trying to quickly understand take-home pay. The design goal was simplicity: one page, minimal inputs, instant breakdown. Questions for the community: • What additional features would actually make this more useful (e.g., 401k, health…
2025 · paycheckcalc.app · its alternatives →
- 21
A Google Sheets budget tracker built for irregular income
Jul 2026 · 5224012555476.gumroad.com · its alternatives →
- 22
Use the Sales Tax Calculator to calculate sales tax.
2025 · geteasetools.com · its alternatives →
- 23
Free tax & rate calculators built for US freelancers
Jul 2026 · mytaxquarter.com · its alternatives →
- 24
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →