ROI Calculator — Guide
Quick return on investment math with optional annualization.
Estimated reading time: 2 minutes
What it does
Shows two views of an investment. Simple ROI is total gain; annualized ROI spreads that gain per year so you can compare things held for different lengths.
Inputs
- Initial Investment
- Final Value (today or sale)
- Time (years, can be decimal)
Output
- ROI (%)
- Annualized ROI (optional)
Example
10000 → 15000 in 2 years ≈ 50% ROI, lower annualized rate.
Tip
Pair this with your budget numbers for clearer decisions.