May 27, 2026 ROI Calculator for Investment Returns Amount Invested USD ($) EUR (€) GBP (£) JPY (¥) INR (₹) Total initial cost of the investment Amount Returned Total final value or revenue generated + Add investment length for Annualized ROI Investment Length Years Months Days Optional – duration the investment was held Calculate Reset * ROI calculations are based on the entered data. Annualized ROI assumes compound growth over the given time period.