Image Compressor

Shrink JPG, PNG and WebP files with a quality slider — locally. Compress images online without uploading them anywhere. Adjust quality, compare sizes and download the result. Works with JPG, PNG and WebP. Free image compressor.

Cet outil fonctionne à 100 % dans votre navigateur. Vos saisies ne sont jamais envoyées à un serveur : vous pouvez même passer hors ligne après le chargement de la page.

À propos de Image Compressor

Oversized images are the number-one cause of slow web pages. This compressor reduces JPG, PNG and WebP file sizes using your own browser's image encoder — the file never leaves your device, so there is no upload wait, no queue and no privacy concern. Drag in a photo, tune the quality slider and watch the before/after sizes update live; when the balance looks right, download the compressed copy instantly.

Comment utiliser Image Compressor

  1. Drop an image onto the zone or click to browse.
  2. Adjust the quality slider to balance size and clarity.
  3. Compare original vs compressed size.
  4. Download the compressed image.

Fonctionnalités clés

Is there a file size limit?
Only your device memory — most photos compress in under a second since no upload is involved. Very large images may take a moment on older phones.
Which quality setting should I choose?
For web use, 70–80% quality is usually indistinguishable from the original at a fraction of the size. For archival use, stay above 90%.

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