Image Compressor
Free image compressor. Reduce the file size of JPG, PNG and WebP images with a quality slider, batch processing and ZIP download — all in your browser.
Upload images to compress
JPG, PNG, WebP — multiple files at once, processed locally
How to use Image Compressor
- 1
Upload one or more images (drag & drop or click).
- 2
Choose the output format and drag the quality slider to your target.
- 3
Watch the savings update live for every image.
- 4
Download each file, or grab them all as a single ZIP.
Key features
Compress JPG, PNG and WebP with a quality slider
Batch process multiple images at once
Live before/after size and % savings per image
Download results individually or as a ZIP
Optional max-width to shrink dimensions too
100% client-side — nothing is uploaded
Pro tip
For web use, aim for under 200 KB per image: start at quality 75 and only raise it if you can see a difference — that keeps pages fast without visible loss.
Image Compressor — FAQ
Typical savings are 50–80% for photos. The quality slider lets you trade size against quality — preview the result before downloading.
Compression always reduces file size by discarding some data, but at quality 70–85 the difference is usually invisible on screen while the size drops dramatically.
No — because images never leave your device, there is no server-side limit. Very large images simply take a moment longer to process.
No. Compression happens locally in your browser, so you can safely compress personal photos and private designs.
WebP gives the smallest files for most images, JPEG is best for photos with universal compatibility, and PNG suits graphics with transparency.
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