buncha.tools
buncha/finance/roi

ROI Calculator

Amount invested
Amount returned
Years
Return on investment
+50.0%
over 1 year
$5,000.00
Profit
50.0%
Annualized
1.50x
Multiple

Pairs well with

Compound Interest Calculator
Calculate investment growth with compound interest…
Cap Rate Calculator
Evaluate real-estate income properties — cap rate,…
Percentage Calculator
Calculate percentages, increases, decreases, and c…
Home Affordability
How much house can you afford? Live PITI calc with…

About ROI Calculator

Calculate return on investment and annualized returns.

Like every tool on Buncha, this one runs entirely in your browser. There's no upload, no log, no record of what you've pasted or generated. Close the tab and the data is gone.

↳ Have feedback or found a bug? hello@buncha.tools
b
Built browser-first. Run by one developer.
Every tool runs on your device. No tracking pixels, no sign-up to start. The numbers below are pulled live from the registry.
240
Free tools
Across 14 categories
7
Visual editors
PDF · image · video · audio
32
Curated kits
By profession + lifestyle
17
AI tools
Powered by Claude API
Files never uploadNo tracking pixelsNo sign-up neededWorks in any modern browser
The handful of AI tools (paraphrase, summarise, blog, captions, etc.) send your prompt text to Anthropic's Claude API to do the work. Files, images, PDFs and video never leave your device. Pick the tools that fit your privacy comfort.