ROI Calculator

Return on investment, total and annualized.

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Net gain / (loss)
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ROI
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Annualized ROI

ROI = (return − cost) ÷ cost. The annualized figure compounds the total over the holding time, which is what makes a 40% gain over 5 years look ordinary rather than stellar.

使い方

  1. すべてブラウザ内でローカルに動作します。データは送信されず、アカウントも不要です。

概要

Enter what you put in and what came back to get net gain, plain ROI percentage, and an annualized rate that compounds over the holding period.

Comparing two investments is only honest in annualized terms — a 40% gain over 5 years beats a 30% one only if the time bases are handled, which this does.

すべてブラウザ内でローカルに動作します。データは送信されず、アカウントも不要です。

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