Runs locally
Image Compressor
Reduce JPEG or WebP size with a quality slider.
Re-encodes locally and shows the real size before and after. Progress follows decode and encode, not a fake timer.
About this tool
Make images lighter for websites, email or messengers. Choose the quality and output format, and the tool re-encodes the picture on your device and shows exactly how many bytes were saved.
How to use it
- 01
Drop one or more images.
- 02
Choose the quality and the output format, WebP or JPEG.
- 03
Compare the sizes before and after and download the result.
FAQ
Frequently asked questions
How much smaller will my image get?
It depends on the image and the quality you choose. Photos often shrink by 50–80% with little visible difference.
Are my photos uploaded?
No. Compression happens entirely in your browser.