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Dev tools · May 26, 2026

Retire Logic RL

Stress-test your early retirement against market crashes

What it does

Intelligent Retirement Simulator: A 2026-focused FIRE calculator built to expose the hidden flaw of "average market returns." Features precise monthly compounding, custom lifestyle tiers, and a dynamic Safety Margin slider to stress-test your portfolio against real-world volatility.

Does the same job

all alternatives →
  • IC
    Investment Calculator – A simple retirement calculator2018 · investmentcalculator.io · ▲308
  • RC
    Retirement Calculator/Simulator2020 · lunchmodel.com · ▲11
  • Wealth Calculator2024 · ▲255

    Invest first & spend what's left

  • AF
    A FIRE calculator that verifies or determines your retirement numberFeb 2026 · retirenumber.com · ▲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…

  • I made a retirement simulator: 125 years of data, 25 countries11d ago · foresightplanner.com · ▲16

    A complete retirement planner covering accounts, taxes, pensions, withdrawals, and life events, stress-tested against thousands of simulations drawn from over a century of real market history. Start with a free quick check, no sign-up required.

  • FU
    Fire UK Calculator and Visualiser2023 · fire.picheta.me · ▲51

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