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Commerce · February 12, 2026

A FIRE calculator that verifies or determines your retirement number

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…

A FIRE calculator that verifies or determines your retirement number launched on February 12, 2026 with 5 votes, #1,882 of 16,627 launches that month and more than 75% of that year's launches.

Visit retirenumber.com ↗Alternativestop 11% of February 2026

What it does

Run a free retirement check in 60 seconds, no signup. See your timeline, success odds and what to adjust first.

Answer three quick questions and we'll show you when you can retire and whether you're onfrom retirenumber.com

In the maker’s words, at launch

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…

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Source: Show HN post ↗ · launch text quoted in part

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