Bitcoin DCA Calculator
Backtest dollar cost averaging into Bitcoin against every daily close since 2014, or forecast a future plan. Set your amount and frequency — the calculator shows invested total, average cost, and what the position is worth today.
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Why DCA suits Bitcoin specifically
Bitcoin's defining trait is violent volatility around a long-term upward drift — drawdowns of 50–80% have happened in every cycle, and yet each cycle's lows have been higher than the last. That profile is exactly where dollar cost averaging earns its keep: fixed dollars automatically buy more BTC in the crashes and less at the euphoric tops, pulling your average cost below the simple average of prices.
The same volatility is why timing Bitcoin is so punishing. Miss the ten best days of a cycle and most of the return disappears; sell a bottom in fear and the math never recovers. A schedule removes both failure modes — the buy happens whether the headline is euphoria or obituary.
Be honest with the backtest, though: Bitcoin's 2014→today CAGR reflects adoption from a near-zero base. Treat historical results as a study of strategy behavior (how DCA handled the 2018 and 2022 bear markets, say) rather than a promised return. For the cycle angle, the halving-cycle calculator overlays all four epochs.
Average buy price (cost basis)
Each scheduled purchase divides your fixed contribution by that day's BTC close. Because low prices buy more coin, the dollar-weighted average is mechanically pulled below the simple average of your purchase prices.
- 01Each scheduled buy executes at Bitcoin's daily closing price (BTC trades 24/7, so no market-closed gaps).
- 02Contributions are constant in nominal USD; no inflation adjustment.
- 03Zero fees, spread, or slippage — real exchanges charge roughly 0.1%–1% per trade.
- 04Taxes and on-chain withdrawal fees are not modelled.
- 05Price history is Yahoo Finance daily closes, USD, from September 2014.
- 01Past Bitcoin returns came from a unique adoption cycle and are not predictive.
- 02Forecast mode extrapolates a constant growth rate — it cannot model halving cycles, drawdowns, or regulation shocks.
- 03Results exclude the behavioral risk of abandoning the plan during an 80% drawdown, which is the strategy's real failure mode.
Is dollar cost averaging a good strategy for Bitcoin?
DCA is well matched to Bitcoin's volatility: fixed recurring buys accumulate more BTC during drawdowns and dampen the impact of buying a top. It historically underperforms a lucky lump sum in straight bull runs, but it removes timing risk and the psychological failure modes that destroy most retail outcomes.
How much Bitcoin would $100 a month have bought?
Run the backtest above for the exact window you care about — the reference strip at the top of this page shows the trailing five years ($100/month) computed from real daily closes, refreshed with each data update.
What's the best day or frequency to DCA Bitcoin?
Across multi-year backtests the difference between daily, weekly, and monthly cadence is noise compared to the choice of asset and time in market. Weekly is a popular default for crypto because it smooths intra-month swings; pick what your cash flow supports and automate it.
Does this calculator include exchange fees?
No — results are gross of fees. On Binance-class fee schedules (≈0.1% spot, less with discounts) the drag on a monthly DCA is small but real; factor roughly 0.1–1% per purchase depending on your venue.
Can I DCA Bitcoin automatically?
Yes. Every major exchange supports recurring buys — set the amount and schedule once and it executes without you. Our step-by-step guide covers the exact setup, custody options, and fee traps.
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Lifetime discount on every spot, futures, and margin trade. Use our exclusive referral code at signup.
Affiliate link — we may earn a commission at no extra cost to you.