ROI Calculator
Calculate return on investment (ROI) and annualized ROI from the amount invested and returned. Free online ROI calculator.
✓ 100% free ✓ No sign up ✓ Runs in your browser — nothing uploaded
ROI
50%
Profit 500.00
Annualized ROI 22.47%
How to use ROI Calculator
- 1Enter your numbers or dates.
- 2Results update instantly as you type.
- 3Copy the main result with one click.
Questions
Is ROI Calculator free?
Yes. ROI Calculator is 100% free with no limits, no watermark, no sign up and no email required.
Is my data sent anywhere?
No. Everything is calculated locally in your browser. Nothing you type is sent to or stored on any server.
Does ROI Calculator work on my phone?
Yes. ROI Calculator works in any modern browser on iPhone, Android, Windows, Mac, Linux and Chromebook. No app or install needed.
Do I need to create an account?
Never. There is no sign up, no login, no email and no paywall. Just open the page and use it.
How accurate is it?
Calculations use standard formulas with full floating-point precision. For medical, legal or financial decisions, please confirm with a professional.