Compress Image
Compress JPG, PNG, and WebP images free in your browser. Quality slider 10–100%, up to 50MB per image, multi-select supported — no file ever leaves your device.
Max CompressionBest Quality
🗜️
Select Images
You can select multiple images at once
Max file size: 50MB • Multiple files allowed
or drag and drop · press Enter to browse
Smart Compression
Minimize size while keeping quality
Secure Processing
Files are never sent to a server
Batch Processing
Compress multiple files at once
How to Use
- Upload the images you want to compress (JPG, PNG, or WebP — up to 50MB per file, multi-select supported)
- Drag the quality slider: 70–80% is the standard for blog photos and product galleries, 50–60% works for email or messenger attachments
- Compare the before-and-after weight and preview to find the right size/quality trade-off
- Download one at a time with "Download" or grab the whole batch with "Download ZIP"
- Product photos for marketplaces: JPG 80%; UI screenshots and logos: PNG; web hero images optimized for Core Web Vitals: WebP 70%
- Everything runs locally in your browser — perfect for prepping batches before uploading to your CMS, product catalog, or design hand-off
All processing is done in your browser, and files are never sent to a server.
Frequently Asked Questions
Typically 50-80% size reduction is achievable while maintaining visually acceptable quality.
At the recommended settings, compression is barely noticeable. You can adjust the quality slider to find the right balance.
You can compress JPEG, PNG, and WebP images.
No. browser-image-compression runs locally — your images never leave the device. Safe for proprietary or personal photos.
Yes. Alpha channels are kept intact when the output stays PNG or WebP. Converting to JPEG flattens transparency to white.
Yes. HEIC files are auto-decoded via heic2any and re-encoded to your chosen output format in a single step.
Hundreds in one batch — files are processed sequentially to avoid memory pressure. Stay under ~50MB per file for safety.