How this calculation works
Project the future value and estimated return from a one-time investment. The result is calculated locally in your browser from the visible inputs, and the method below remains available for checking.
Worked example
A ₹1 lakh lump sum growing at an assumed 12% for 10 years shows invested amount and gain.
Assumptions and limits
- Inputs use the units shown beside each field.
- Intermediate values retain precision; displayed values are rounded for readability.
Questions people ask
How does the Lump Sum Calculator work?
It applies this displayed method: Future value = one-time investment × (1 + effective annual return)^years. Values stay in your browser and are not submitted to a server.
What should I check before using the Lump sum result?
Inputs use the units shown beside each field. Intermediate values retain precision; displayed values are rounded for readability. This is an educational projection. Returns, rates, inflation, tax treatment and product rules can change.
Does this Lump sum calculator save my information?
No. Calculation inputs are processed on this device. Sharing creates a URL only when you choose the share action.