Commerce · alternatives · 2026

24 alternatives to Mathstub

Free tax calculators for tech workers with equity comp

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   Uprise Best Stock Options Tax Calculator▲92

   Calc your startup stock option taxes (+state & AMT) for free

   2023 · uprise.us · its alternatives →

2. 2
   Options Exercise Tax Calculator v2▲72

   See how much money you need to exercise your startup options

   2020 · secfi.com · its alternatives →

3. 3
   Roots & Receipts Tax Calculator▲2

   Know your profit and tax, in seconds. Free.

   Jul 2026 · rootsandreceipts.com · its alternatives →

4. 4
   FiguresNest▲3

   Free 2026 tax calculators for 1099 & self-employed workers

   Jun 2026 · figuresnest.com · its alternatives →

5. 5
   AceFinancer▲7

   Smart financial calculators | emi, sip, tax, investment tool

   2025 · acefinancer.com · its alternatives →

6. 6
   Finance Tools Hub▲4

   Financial clarity for life's big decisions.

   Jun 2026 · financetoolshub.net · its alternatives →

7. 7
   Tax & Time▲9

   Free payroll & time tools. No signup, no BS.

   Jul 2026 · taxandtime.com · its alternatives →

8. 8
   EveryCentCalc▲2

   Free tax & money calculators for freelancers

   Aug 2026 · everycentcalc.biz.id · its alternatives →

9. 9
   CrypTax▲2

   Free crypto tax calculator — no signup, no email

   Jun 2026 · cryptax.pro · its alternatives →

10. 10
    SitNit▲2

    170+ Free Calculators for Finance, Health & AI Tools

    May 2026 · sitnit.com · its alternatives →

11. 11
    CoinLog▲6

    Free crypto calculators & converters

    2025 · coin-nav-suite.vercel.app · its alternatives →

12. 12
    MyCalculators.app▲4

    200+ free, ad-free calculators for finance, health & math

    Jun 2026 · mycalculators.app · its alternatives →

13. 13
    Quick Financial Calculator▲3

    53 free financial calculators. No signup, no ads.

    Jul 2026 · quickfincalc.com · its alternatives →

14. 14
    PayClear▲2

    Free US paycheck, salary & tax calculators

    Jul 2026 · ustaxcalc.net · its alternatives →

15. 15
    TaxesLedger▲4

    Free sales tax, VAT & GST calculators that show the math

    Jul 2026 · taxesledger.com · its alternatives →

16. 16
    MyTaxQuarter▲6

    Free tax & rate calculators built for US freelancers

    Jul 2026 · mytaxquarter.com · its alternatives →

17. 17
    CalcNest — Free Online Calculators▲2

    100+ free calculators for health, finance, gaming & more

    May 2026 · calcnest.org · its alternatives →

18. 18
    Websums▲2

    Free finance & small-business calculators in your browser

    Jul 2026 · websums.com · its alternatives →

19. 19
    Tools Berry▲5

    Free browser-based calculators and converters, no signup

    Jul 2026 · tools-berry.com · its alternatives →

20. 20
    TaxRadar▲3

    Free freelance tax calculator across all 50 US states

    Jun 2026 · taxradar.xyz · its alternatives →

21. 21
    Crypto Tax Calculator▲6

    Use the Sales Tax Calculator to calculate sales tax.

    2025 · geteasetools.com · its alternatives →

22. 22
    1099Savvy▲1

    100% Free, Signup-Free 2026 US 1099 Tax Calculator

    May 2026 · savvy.metaphysicflow.com · its alternatives →

23. 23
    USACalculatorHub▲5

    Free online calculators for US finance, health & education

    Dec 2025 · usacalculatorhub.com · its alternatives →

24. 24
    Taxorly▲3

    50+ free tax calculators for freelancers & 1099 workers

    Jun 2026 · taxorly.com · its alternatives →

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 →