Image
6Compress PNG
Reduce PNG file size up to 80% while maintaining quality. Fast, secure, and free.
Compress JPG
Compress JPG/JPEG images without losing quality. Reduce file size instantly.
Compress WebP
Optimize WebP images for better performance. Reduce WebP file size efficiently.
Compress AVIF
Compress AVIF images for next-gen web performance. Reduce file size efficiently.
Compress Image
Universal image compression tool supporting PNG, JPG, JPEG, WebP, AVIF, GIF, BMP, TIFF, HEIC and more formats.
Compress Image to Target Size
Compress JPG, PNG, WebP and more to a specific target size like 50KB, 100KB, 200KB or custom values in your browser.
Document
2Media
3Compress MP3
Reduce MP3 file size by up to 80% while maintaining audio quality. Free online MP3 compressor - 100% browser-based, no upload required.
Compress MP4
Reduce MP4 video file size by up to 80% while maintaining video quality. Free online video compressor - 100% browser-based, no upload required.
Compress Video by Size Limit
Compress videos to platform size limits like 8MB, 10MB, 25MB, 50MB or custom targets in your browser.
Text
2Archive
2Other
6HEIC to JPG
Convert iPhone HEIC photos to JPG format instantly. Fast, free, and secure.
Image Format Converter
Convert images between any format. Support PNG, JPG, WebP, AVIF, GIF and more.
Crop Image
Crop images to custom size or aspect ratio. Perfect for social media and websites.
Resize Image
Resize images by pixels, percentage or ratio. Maintain quality while changing size.
Rotate & Flip Image
Rotate and flip images online. 90°, 180°, 270° rotation and horizontal/vertical flip.
Add Watermark
Add text or image watermark to protect your image copyright. Full control over watermark style and position.
Everything You Need to Optimise Your Files
A complete set of free online tools built for speed, quality, and privacy.
100% Browser-Based
All processing happens in your browser itself. Your files never leave your device — no uploads whatsoever, zero risk.
Batch Processing
Compress, convert, or resize multiple files in one go. Save time by processing everything together.
All Popular Formats
Works with PNG, JPG, WebP, AVIF, PDF, GIF, SVG, HEIC, BMP, TIFF and more.
Smart Compression
Advanced algorithms reduce file sizes by up to 90% whilst keeping quality intact. You have full control.
Frequently Asked Questions
Is Let Compress completely free to use?
Absolutely! Every tool is completely free — no registration, no hidden charges, no file limits, and no watermarks. You may use any tool as many times as you like.
Are my files safe and private?
Hundred percent safe. All processing happens in your browser itself. Your files are never uploaded to any server, so your data remains completely private at all times.
What file formats are supported?
We support all major formats: PNG, JPG/JPEG, WebP, AVIF, GIF, SVG, HEIC, BMP, TIFF, ICO, and JXL — plus PDF compression and conversion as well.
How much can I reduce my file size by?
It varies depending on the content, but most files can be reduced by 30–90%. Our smart algorithms ensure the quality remains excellent whilst significantly reducing file size.
Do I need to install any software?
Not at all! Let Compress works directly in your browser on any device — desktop, tablet, or mobile. Simply open the tool and start using it right away.
About Let Compress
Let Compress is a free online platform offering a comprehensive suite of image optimisation and file conversion tools. Our aim is straightforward: make professional-grade compression available to everyone — no downloads, no sign-ups, and no cost whatsoever. Powered by the latest browser technology, we deliver fast, private, and high-quality results each and every time.