Image Compressor — Česko
Free online image compressor that runs entirely in your browser. Shrink JPG, PNG, WEBP and GIF files in seconds — private, no uploads, no signup.
Why you’ll love it
Quality compression
Pick any quality from 5 to 100% with a live estimate of the resulting file size.
Exact target size
Aim for any exact target size — from 10 MB down to just 1 KB — the engine converges to the byte budget.
JPG · PNG · WEBP · GIF
Compress in the same format or convert between formats, GIF included.
Batch processing
Compress many images at once in parallel, with per-image progress rings.
100% private
Everything runs in your browser. Your images never leave your device.
Share & download
Download individual files or all at once, or share them straight from the results page.
Try it now
Pick images below and start compressing — your files never leave this device.
No images selected
Pick one or more images from your device to compress them.