Bitcoin Opportunity Cost Calculator

What could that purchase be worth in sats by 2036? The classic bitcoiner question — free, no sign-up.

About this tool

Every purchase has a shadow price in sats. This tool converts any amount into bitcoin at today’s price and projects what holding it could look like instead — in labeled scenarios, not promises.

Bitcoin Guava is the daily Bitcoin companion: one score, a three-line morning brief, and planning tools like this one. See today's Guava Score — free, no ads, no sign-up.

Educational tool. Scenarios, not financial advice. Past performance ≠ future results.