100% private — images never leave your device
This compressor uses your browser's built-in canvas engine. Your photos are processed locally and never uploaded — safe for ID documents, screenshots or anything confidential. Many online compressors upload your files to their servers; this one doesn't.
Which format should I choose?
- JPEG — best for photographs; smallest files at a given quality. No transparency.
- WebP — 25–35% smaller than JPEG at similar quality, supports transparency; ideal for websites.
- PNG — lossless, keeps transparency; best for logos, screenshots and graphics with sharp edges.
Common uses
Meeting upload size limits (exam forms, job portals, KYC often cap at 100–500 KB), speeding up a website, or fitting an email attachment. Lowering "max width" to ~1600px plus 70–80% quality usually cuts photo size by 80%+ with no visible loss.
FAQs
Does compressing reduce quality?
JPEG and WebP are "lossy" — lower quality means smaller files with some detail loss. At 75–85% the difference is usually invisible. PNG is lossless (no quality loss) but compresses less.
Is there a file size limit?
It's limited only by your device's memory. Very large images (50MP+) may process slowly on older phones.