Shrink an image's file size while keeping it looking sharp. Everything runs locally in your browser.
The tool re-encodes your image on an HTML canvas using the compression level you pick, trading a bit of quality for a smaller file. Photos usually tolerate more compression than graphics with sharp text or flat colors.
No — everything happens locally in your browser. Nothing is sent to a server, so your images stay private.
60-80% keeps most photos visually identical while cutting file size significantly. Go lower only if file size matters more than quality.