Alternatives

Products that do what firemathlab does

Math simplified

1. 1FU
   Fire UK Calculator and Visualiser▲51

   2023 · fire.picheta.me

2. 2AF
   A FIRE calculator that verifies or determines your retirement number▲5

   Most retirement calculators either oversimplify things or ask you to link your accounts so they can make money off your data. I wanted something that actually helped me see if I was on track without handing over a bank login, so I built RetireNumber. It's a privacy-first retirement planner. You type in your own numbers. No account linking, no selling your data, no VC. Just me and a subscription. The engine does real math: Monte Carlo with 1,000 runs, historical backtesting to 1928 using Shiller's Yale data, tax-aware withdrawal strategies, and scenario comparison so you can try different…

   Feb 2026 · retirenumber.com

3. 3
   Hissab▲108

   Just type and calculate anything, instantly

   2023

4. 4
   FireDate – FIRE Calculator▲3

   Know the exact year you can stop working

   Aug 2026 · smartpixelstudio24.gumroad.com

5. 5AP
   A private FIRE calculator suite that runs in the browser▲5

   Hi HN, I built Firenum because most FIRE calculators I found were either too simplistic or required uploading my entire financial life to a third-party server. I wanted a comprehensive suite that could model more than just the 4% rule. This tool handles Coast, Lean, Fat, and Barista FIRE, but more importantly, it lets you model 'what-if' scenarios like market crashes or major life events to see how they impact your timeline. Key features: -> Privacy-First: No signup required. All calculations and data persistence happen in your local storage. Nothing is sent to a backend. -> Scenario…

   Feb 2026 · firenum.com

6. 6
   ilovemoney.net▲2

   Financial calculators for FIRE, crypto & Canadian investors

   Jun 2026 · ilovemoney.net

7. 7MA
   MyFire.app – A Financial Freedom, Fire Calculator▲6

   The calculator quickly shows you how long your nest egg will last, given a constant withdrawal. It automatically shows you a safe withdrawal rule to have your capital last forever.

   2024 · myfire.app

8. 8
   White Pine Finance Calculators▲5

   Free calculators to plan your budget, debt, and FIRE goals

   Jul 2026

9. 9
   Krosos FIRE Calculator▲3

   The FIRE calculator that doesn't ignore taxes

   Aug 2026 · krosos.com

10. 10
    OFEKfire▲1

    Plan your early retirement. Track assets, run projections.

    May 2026 · ofekfire.com

11. 11
    FIREmap▲3

    Your roadmap to financial independence

    Feb 2026

12. 12
    CalcRange▲5

    Free calculators for finance, health, study and life

    Jul 2026 · calcrange.com

13. 13
    Firer App▲2

    Visualize your path to financial independence

    Feb 2026 · apps.apple.com

14. 14
    Retire Logic RL▲1

    Stress-test your early retirement against market crashes

    May 2026 · retirelogic.io

15. 15
    Version 3: Advanced capabilities▲3

    The most advanced FIRE calculator just got a major upgrade

    Mar 2026 · moneyonfire.com

16. 16
    Calculators▲3

    Free online calculators for everyday life

    Jul 2026 · calcboxer.com

17. 17
    DuckDollar▲7

    Free Personal Finance Calculators

    Jul 2026 · duckdollar.com

18. 18
    MyFIRESimulator▲1

    Lightning-fast FIRE Monte Carlo simulator at the edge ⚡️

    Mar 2026 · myfiresimulator.com

19. 19
    BizCalcLab▲2

    Free financial toolkit for solopreneurs

    Jun 2026

20. 20
    Fire Horizon▲2

    FIRE Portfolio Tracker & Retirement Planner

    Jul 2026 · fire-horizon.com

21. 21
    CentsMath▲2

    15 free, honest finance calculators - no signup, no ads

    13d ago · centsmath.com

22. 22
    Where To FIRE▲2

    Compare your FIRE number across 24 countries

    Feb 2026 · wheretofire.com

23. 23
    CoastIQ▲3

    The only retirement calculator that gets your taxes right

    Jun 2026 · coastiq.org

24. 24
    FIRE Calculator HUB

    Plan your financial freedom

    May 2026 · virtusage.com

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