📅 Explorer lab
DCA vs Lump-Sum Backtester
Using approximate historical Bitcoin prices, compare investing a fixed amount every month (DCA) with investing everything at once — from any start date.
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The analogy
Buying fruit weekly at whatever the price is vs filling the fridge once.
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Prices are approximate quarter-end closes interpolated monthly — good for learning, not for real analysis.
Portfolio value
DCA valueLump-sum valueTotal invested
🧠 What this lab teaches
- DCA buys more units when prices are low.
- Lump sum usually wins in rising markets.
- Start date luck is huge — test many.
- Neither method fixes a bad asset.
🔒 This simulator runs entirely in your browser with fictional data. Never type a real seed phrase or private key into any website.