投資
標準的な元利均等返済の計算方法、透明性のある前提条件、一般的な慣行に基づくローン・貯蓄・投資・計画のための計算ツールです。
複利計算
A = P(1+r/n)^ntの計算式で複利を計算します。年・四半期・月・日ごとの複利頻度を選択でき、72の法則による倍増期間の目安も表示します。
IRR Calculator
Calculate the Internal Rate of Return (IRR) for any series of cash flows using Newton-Raphson. Enter comma-separated values; first is typically negative.
Investment Calculator
Project investment growth from an initial amount and monthly contributions, with inflation-adjusted real value. Educational estimates, not advice.
ROI Calculator
Calculate return on investment (ROI) and the annualized return from amount invested, amount returned and holding period. Includes worked example.
Future Value Calculator
Calculate the future value of a present sum with compound growth: FV = PV(1+r)^n. See total growth over any number of periods, with a worked example.
Present Value Calculator
Calculate the present value of a future sum by discounting: PV = FV/(1+r)^n. See how much a future amount is worth today, with a worked example.
CAGR Calculator
Calculate compound annual growth rate (CAGR) from beginning value, ending value and years. Compare investments with the standard smoothed metric.
Dividend Calculator
Calculate dividend yield and projected annual and monthly dividend income from share price, dividend per share and number of shares held.