Dollar Cost Averaging Calculator
Calculate the profit from a dollar cost averaging strategy by entering your monthly investment, number of months, average buy price, and current price. Great for evaluating a long-term accumulation plan.
About this calculator
Dollar cost averaging (DCA) is a strategy where you invest a fixed amount at regular intervals regardless of price. The profit from a DCA strategy is calculated as: Profit = (monthlyInvestment × months / averagePrice × currentPrice) − (monthlyInvestment × months). Here, monthlyInvestment × months is your total capital deployed. Dividing by averagePrice gives the total number of coins accumulated across all purchases. Multiplying by currentPrice converts those coins into their present USD value. Subtracting your total capital deployed from the current value yields your net profit or loss. The power of DCA is that buying at regular intervals naturally averages out your cost basis — you buy more coins when prices are low and fewer when prices are high, reducing the impact of volatility on your overall entry price.
How to use
Suppose you invested $200 per month in Bitcoin for 12 months, your average purchase price was $40,000, and Bitcoin's current price is $62,000. Enter 200 for Monthly Investment, 12 for Number of Months, 40000 for Average Purchase Price, and 62000 for Current Price. Total invested = $200 × 12 = $2,400. Coins accumulated = $2,400 / $40,000 = 0.06 BTC. Current value = 0.06 × $62,000 = $3,720. Profit = $3,720 − $2,400 = $1,320, representing a 55% return on your total investment.
Frequently asked questions
How does dollar cost averaging work for cryptocurrency investments?
With DCA, you invest a fixed dollar amount — say $200 — at regular intervals (weekly, monthly, etc.) regardless of the asset's price. When the price is low, your $200 buys more coins; when the price is high, it buys fewer. Over time, this smooths out your average purchase price and reduces the risk of investing a large lump sum at a market peak. It is a disciplined, emotion-free strategy particularly popular with long-term crypto investors who want exposure without trying to time the market.
Is dollar cost averaging better than lump sum investing in crypto?
Research on traditional markets shows lump sum investing outperforms DCA about two-thirds of the time in rising markets, because your capital is deployed earlier and benefits from more price appreciation. However, crypto's extreme volatility means a poorly timed lump sum can result in significant losses if the market drops sharply after your purchase. DCA reduces this timing risk and is generally recommended for investors who cannot predict market direction — which includes nearly everyone. The best strategy ultimately depends on your risk tolerance and time horizon.
What average purchase price should I use in the DCA calculator?
Your average purchase price is the weighted average of all the prices at which you bought coins during your DCA period. If you made equal monthly purchases, you can estimate this by adding all monthly prices together and dividing by the number of months. If your purchases were of equal dollar amounts (standard DCA), the true average cost is actually slightly lower than the simple price average — this is called the harmonic mean effect and is one of DCA's mathematical advantages. For precision, sum your total dollars spent and divide by total coins received.