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 Optimize Your Files
A full suite of free online tools built for speed, quality, and privacy.
100% Browser-Based
Everything runs right in your browser. Your files never leave your computer — no uploads, no risk.
Batch Processing
Handle multiple files at once. Compress, convert, or resize a whole batch and save yourself some time.
All Popular Formats
Works with PNG, JPG, WebP, AVIF, PDF, GIF, SVG, HEIC, BMP, TIFF, and more.
Smart Compression
Reduce file sizes by up to 90% without noticeable quality loss. You're in full control.
Frequently Asked Questions
Is Let Compress really free?
It is, yes. Every tool is completely free — no sign-up, no hidden fees, no file limits, and no watermarks. Just open and use.
Are my files safe?
For sure. All processing happens right in your browser. Your files are never uploaded to any server, so your data stays completely private.
What file formats do you support?
We cover all the major ones: PNG, JPG/JPEG, WebP, AVIF, GIF, SVG, HEIC, BMP, TIFF, ICO, and JXL — plus PDF compression and conversion.
How much can I reduce my file size?
It depends on the content, but most files shrink by 30–90%. Our smart algorithms do a pretty good job of keeping things looking sharp while cutting size down significantly.
Do I need to download anything?
Not a thing. Let Compress runs right in your browser on any device — desktop, tablet, or phone. Just open it up and you're set.
About Let Compress
Let Compress is a free online platform packed with image optimization and file conversion tools. Our goal is pretty simple: make professional-grade compression available to everyone — zero downloads, zero sign-ups, zero cost. Powered by the latest browser technology, we deliver fast, private, high-quality results every time.