Image Compression
Reduce file sizes by up to 90% using Jpeg, MozJPEG, OxiPNG, JPEG XL and libwebp. Professional-grade compression algorithms deliver optimal results in milliseconds.
Free Image Compression ToolReduce Size Without Quality Loss
Compress JPEG, PNG, WebP, and AVIF images by up to 90% with our professional WebAssembly-powered tool. All processing happens in your browser—100% private, lightning-fast, and completely free.
Drop images here or click to browse
Supports JPEG, PNG, WebP, AVIF, JXL, GIF • Up to 20 images • Max 5MB each
100%
Private & Secure
⚡ Fast
WebAssembly Power
Free
Forever
Why Choose ImgTweak for Image Optimization?
Fast, secure, and completely private image compression without uploads
Resize & Scale
Resize images to exact dimensions or scale proportionally. Perfect for social media, web optimization, or creating thumbnails.
Crop Images
Crop images to focus on what matters. Remove unwanted areas and adjust composition with precision control.
Rotate Images
Rotate images by 90°, 180°, or 270° to correct orientation. Simple controls for quick adjustments.
Flip & Mirror
Flip images horizontally or vertically. Create mirror effects or correct image orientation instantly.
100% Private & Secure
Your images never leave your device. No server uploads, no tracking, no storage. All processing happens locally in your browser.
How to Compress Images Online
Reduce image file size in three simple steps
1
Upload Your Images
Drag and drop JPEG, PNG, WebP, or AVIF images, or click to browse. Process up to 20 images at once with our batch compression tool.
2
Adjust Quality Settings
Choose your output format and compression level. Preview before-and-after comparisons with real-time file size calculations.
3
Download Optimized Images
Download compressed images individually or as a ZIP file. No watermarks, no limits—just optimized images ready to use.
Benefits of Image Compression
Why optimizing your images matters
🚀
Faster Websites
Reduce page load times and improve Core Web Vitals scores
📈
Better SEO Rankings
Google rewards fast-loading pages with higher search rankings
💾
Save Bandwidth
Reduce server costs and data usage for mobile visitors
😊
Better UX
Improve user experience with instant image loading
Frequently Asked Questions
How much can I compress my images?
Most images can be compressed by 60-90% without visible quality loss. Results vary based on image type, original compression, and chosen format. WebP and AVIF typically achieve the best compression ratios.
Is ImgTweak really free?
Yes, 100% free with no hidden costs, watermarks, or limitations. All processing happens in your browser, so there are no server costs to pass on to users.
What image formats does ImgTweak support?
We support all major formats: JPEG, PNG, WebP, AVIF, JPEG XL (JXL), and GIF. You can convert between any supported formats while compressing.
Are my images safe and private?
Absolutely. Your images never leave your device. All compression happens locally in your browser using WebAssembly. No uploads, no tracking, no storage on our servers.