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Average Price Calculator

Enter each buy price and quantity, in order, and this free calculator works out your weighted average price in KRW, USD, or JPY. Add a target average and an extra buy price to see how many more units you need to raise or lower your average, then export the result as a PDF.

평단가 계산기, 물타기 계산기, 평균 매입 단가 계산기, 목표 평단가 계산기, average price calculator, stock average calculator, cost basis calculator
Created
2026.09.19
Updated
2026.09.19
Purchase history1 row(s) — add them in the order you bought
Currency
No.Buy price (USD)Quantity (units)Amount
01—
row(s)Empty rows are skipped — 1 row(s) so far
Enter also calculates
ResultWaiting
Enter your buy prices and quantities, then press Calculate

Favorites Ctrl + N

How to use

1.

Choose a currency (KRW, USD, or JPY), then enter each buy price and quantity in the order you bought.

2.

If you bought in batches, set how many rows to add and click "+ Add a buy" (up to 20 rows total — empty rows are skipped).

3.

Click "Calculate average" to get your final average price.

4.

Enter a target average and an additional buy price to see how many more units — and how much — you need. This works for raising or lowering your average.

5.

Export the result with "Export PDF".

FAQ

Tool info

Category Calculators
Processing Directly in your browser
Data storage Not stored
Created 2026-09-19
Updated 2026-09-19