Image Outils
Compress, convert, resize, view EXIF — image utilities that never upload your files.
Overview
Image tools online almost always upload your files. For private photos, scanned documents, or anything you'd rather not send to a third party, that's a problem. This category's image utilities run in your browser using Canvas API and WebAssembly — files never leave your device. Compress for the web, convert formats, view EXIF data, generate favicons, all locally.
Common Use Cases
- →Compress photos before email or website upload.
- →Convert iPhone HEIC photos to JPEG for cross-platform sharing.
- →Bundle multiple images into a single PDF (scans, receipts).
- →Inspect EXIF data (camera, GPS, timestamp) before sharing.
Frequently Asked Questions
How can it not upload? Aren't images server-side work?
Modern browsers expose Canvas, WebCodecs, and WASM-compiled image libraries — all the same operations a server would do, running locally. Open dev tools' Network panel and confirm: no upload requests during processing.
What about file size limits?
Browser memory is the limit — typically up to 50-100 MB per image. For 4K video or RAW photo batches, desktop tools (Adobe, ImageMagick) handle larger files better.
Why is HEIC slow?
HEIC requires a WASM polyfill (heic2any) since browsers don't natively decode it. First conversion downloads the library; subsequent conversions are fast.
Visionneur d'Images
Parcourez des images avec miniatures et plein écran. 17+ formats.
Extracteur de couleurs d'image
Extrayez les couleurs dominantes et les palettes de n'importe quelle image.
Compresseur d'Images
Compression d'images rapide et facile.
Image en PDF
Convertissez des images JPG et PNG en document PDF.
Vidéo en GIF
Convertissez MP4, MOV, WebM et plus en GIF optimisé — dans votre navigateur.
Redimensionneur d'images sociales
Redimensionnez les images pour Instagram, Twitter et Facebook.
Convertisseur d'Images
Convertissez des images entre des formats comme PNG, JPG, WebP, GIF et plus.