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ROI and Payback Period Calculator

By Bilawal Hussain · 4 November 2026 · 2 min read
ROI and Payback Period Calculator

Is a new machine, marketing campaign or project worth it? See total return, ROI, annualised ROI and how long until you get your money back.

Open the free ROI & Payback Period Calculator →

What is the ROI & Payback Period Calculator?

Return on investment, annualised ROI and payback period for equipment, marketing or a new project. It's completely free, needs no sign-up and works on any phone or computer.

Screenshot of the ROI & Payback Period Calculator on ReadyToUse
The ROI & Payback Period Calculator, as it looks on ReadyToUse.

Why it's helpful

Who it's for

Business owners, managers and investors.

How to use it

  1. Enter the investment and the yearly gain it brings.
💡 Pro tip: Compare projects on payback period when cash is tight, and on ROI when it isn't.

💻 Open source: this tool is free and open source (MIT License). View the code on GitHub, download it and run it offline.

The bigger picture: Business

Running a business in the UAE means invoices with VAT, Corporate Tax, hiring costs and cash flow. Clear calculators and templates help founders and freelancers make better decisions before talking to an accountant.

What's changing: Since UAE Corporate Tax arrived, small businesses are paying closer attention to bookkeeping, invoices and planning, and Small Business Relief has been extended to tax periods ending on or before 31 December 2029.

Frequently asked questions

ROI vs payback?

ROI shows how much you earn overall; payback shows how fast you get your money back.

Ready to try it?
Use the ROI & Payback Period Calculator free →
No sign-up · Runs in your browser

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BH
Bilawal Hussain
Full-stack developer in Dubai and creator of ReadyToUse: free tools that just work. Connect on LinkedIn