ROI Calculator
Calculate return on investment from an initial and final value, including net gain and annualized return. Great for comparing investments, campaigns and projects.
Return on investment
+50%
Net gain
5,000
Annualized
14.47%
About ROI Calculator
ROI Calculator takes the work out of it. Calculate return on investment from an initial and final value, including net gain and annualized return. Great for comparing investments, campaigns and projects. It's a favourite among anyone running a business who want to win more clients. From quoting a new project to sending a client a clean invoice, it's designed to give you a result you can actually use straight away. No login, no install, no catch — just open it and go.
Why use ROI Calculator?
- Get clean, ready-to-use results you can copy and run with.
- Works right in your browser on any device — desktop, tablet or phone.
- Totally free with no account, sign-up or hidden limits.
- Save time — look professional without the overhead in seconds instead of doing it by hand.
- Fewer mistakes: let ROI Calculator handle the fiddly parts so you don't have to.
ROI Calculator is ideal for anyone running a business — anyone who wants to win more clients.
Key features
- Works on every modern browser, mobile and desktop.
- Privacy-first: your input is used only to produce your result.
- Instant results — no waiting around or page reloads.
- Clean, intuitive interface with no learning curve.
What you can use ROI Calculator for
- Quoting a new project
- Sending a client a clean invoice
- Preparing a professional document
How to use ROI Calculator
- Head to the tool above and fill in what it asks for.
- Double-check your input so the result comes out just right.
- Press “Generate” to get your result instantly.
- Refine your input and re-run until you're happy with it.
Tips for getting the best results
- Be specific with your input — the more detail you give, the better ROI Calculator performs.
- Try it more than once; small tweaks can noticeably improve the result.
- Bookmark ROI Calculator so it's one click away next time you need to win more clients.
Frequently asked questions
How much does ROI Calculator cost?
Nothing — ROI Calculator is free to use, with no trial limits or paywall.
Who should use ROI Calculator?
ROI Calculator is great for anyone running a business who want to win more clients — for example, when quoting a new project.
How does ROI Calculator work?
Fill in the fields above and choose “Generate”. ROI Calculator processes your input and returns a result in seconds, right in your browser.
What is ROI Calculator?
Calculate return on investment from an initial and final value, including net gain and annualized return. Great for comparing investments, campaigns and projects. It's a free online business tool you can use right from your browser — handy for quoting a new project and sending a client a clean invoice.
Can I use ROI Calculator for commercial work?
Yes. You're free to use ROI Calculator and its results for personal, educational and commercial projects at no cost.
Can I use ROI Calculator on my phone?
Absolutely. ROI Calculator runs in any modern browser, so it works on phones, tablets and computers alike.