Investment calculators
Compound growth, recurring investments, and related figures from the numbers you type. These pages do not load live market data. Output is not investment advice.
17 tools
In this group
Start with compound interest or simple interest. SIP, CAGR, ROI, NPV, and IRR live in the same group.
- APR to APY Calculator Convert a nominal APR and compounding frequency to APY, or the reverse. Informational, not a product APY.
- CAGR Calculator Compound annual growth rate between a start value and an end value. Informational, not a forecast.
- Cap Rate Calculator Capitalization rate = NOI / property value. Informational, not an appraisal.
- CD Interest Calculator Certificate of deposit future value at a fixed rate and term you type. Not a bank APY pull.
- Compound Interest Calculator Future value of a lump sum that compounds on a fixed schedule. Figures stay on this device. They are not a forecast or advice.
- Future Value Calculator Future value of a lump sum plus an optional payment stream at a fixed rate.
- Inflation Calculator Adjust an amount by an annual inflation rate you type. No live CPI.
- IRR Calculator Internal rate of return: the rate that makes NPV of your cash flows equal zero.
- NPV Calculator Net present value of a cash-flow list you type. Informational, not a valuation.
- Payback Period Calculator Simple payback = investment / annual cash-in. Optional discounted payback at a rate you type.
- Present Value Calculator Discount a future amount and an optional annuity at a fixed rate.
- 401(k) Projection Calculator Simple 401(k) projection from balance, contribution, optional match, years, and a fixed return. Not tax-aware.
- ROI Calculator Return on investment from cost and final value. Informational, not performance reporting.
- Rule of 72 Calculator Years to double: 72 / rate, plus the exact ln(2)/ln(1+r) comparison.
- Savings Goal Calculator Payment needed each period to reach a future amount at a fixed rate.
- Simple Interest Calculator Simple interest does not add earned interest back to the principal. Figures are informational, not investment advice.
- SIP Calculator Future value of equal periodic contributions at a fixed rate (SIP / recurring investment).