Image Compressor
Free online image compressor with bulk batch support. Drop multiple images at once and compress them all in one click. Supports JPG, PNG, and WebP formats. Choose between quality mode (slider) or target-size mode (hit a specific file size like 100 KB). Download all compressed images as a ZIP — everything runs in your browser with zero uploads to any server.
Drop images here or click to browse
Supports JPG, PNG, WebP — no limit on file count
Guide
How to Use
- 1
Drag & drop your images or click to browse
- 2
Adjust the quality slider (lower = smaller file)
- 3
Choose output format (JPG, PNG, WebP)
- 4
Click Compress and download your optimized images
FAQ
Frequently Asked Questions
Does image compression reduce quality?
Our tool uses smart compression algorithms that reduce file size while maintaining visual quality. You can control the quality level with the slider.
Are my images uploaded to a server?
No. All compression happens entirely in your browser using HTML5 Canvas API. Your images never leave your device.
What image formats are supported?
We support JPG/JPEG, PNG, and WebP formats for both input and output.