Image Compressor
A free, browser-based file tool. Runs entirely in your browser — no sign up, nothing stored.
100% FreeRuns in your browserBasic
Drop an image here, or
Processed in your browser — never uploaded.
Runs entirely in your browser — nothing is uploaded or stored.
How to use this calculator
- Choose an image.
- Set the JPEG quality, then Compress and download.
How it works
Re-saves your image as a JPEG at the quality you choose — lower quality means a smaller file. All in your browser.
Worked example
70% quality. often halves a photo's size with little visible change.
Related tools
Tip: Enter any known values to calculate the remaining results.
All calculations run in your browser. Your inputs are never saved or transmitted.