Lumpsum Calculator
Project how a single lumpsum investment grows over time at an expected rate of return.
About this calculator
A lumpsum invests a single amount once and lets it compound. Ideal for windfalls, bonuses or maturity proceeds.
Longer horizons dramatically amplify the final value through compounding.
All calculations happen in your browser — your numbers are never sent anywhere. Results are estimates for guidance only, not financial advice.
Frequently asked questions
Lumpsum or SIP — which is better?
Lumpsum can win in rising markets; SIP reduces timing risk. Many investors use both.
How is maturity calculated?
Maturity = principal × (1 + rate)^years, compounded annually in this tool.