Compress PNG
Shrink the size of your PNG files for free, right in your browser. No upload, no sign-up, no watermark — your files never leave your device.
Drop PNG files here
or click to choose
Smaller PNG, privately
Everything runs on your device — your PNG files are never uploaded to a server.
More converters
How to compress PNG
Add your PNG
Drop your PNG file in — nothing is uploaded, it all stays on your device.
Pick a level
Choose how hard to compress, balancing file size against quality.
Download
Download the smaller PNG file, ready to share.
Why compress PNG here
100% private
Your PNG files are compressed in the browser and never uploaded anywhere.
You control the size
Trade quality against file size with one simple control.
Free, no watermark
No accounts, no limits and never a watermark on the result.
Works everywhere
Runs in any modern browser on desktop or mobile — nothing to install.