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Image Compressor & Resizer
Free client-side tool to convert images to WebP & AVIF formats, compress, and resize directly in your browser without uploading files.
Drag and drop your image here or click to select
Supports PNG, JPEG, WebP, AVIF up to 20MB
Saved
Compressing...
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Optimized ()
Original Size
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Settings
Resize
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Image Optimizer Features
100% Secure Local Processing - Your images are processed entirely inside your browser and never uploaded to our servers.
Modern Formats Support - Instantly convert your images to WebP and AVIF to reduce sizes by up to 80%.
Interactive Live Comparison - Compare original vs compressed image quality side-by-side in real-time.
Precise Resizing - Resize image dimensions while maintaining the aspect ratio.
Why use our Image Optimizer?
Zero Server Risk
Your files never leave your device, ensuring maximum privacy and serverless load.
Blazing Fast Resizing
Leveraging local hardware speed, bypassing upload and download queues.
Smart Ratio Preservation
Flexible configuration options let you scale canvas dimensions without distortion.
Modern Formats Hub
Convert raw files on-the-fly to Google and Alliance for Open Media standards.
How to Use
1
Choose Your Image
Drag and drop your target image file or select from file manager.
2
Configure Parameters
Adjust compression formats, quality levels, and resize proportions.
3
Download Instantly
Review differences using the interactive slider and hit Download.
FAQ
No, we respect your privacy. All processing runs purely client-side inside your browser via Canvas API and WASM.
AVIF is a next-generation image format offering superior compression efficiency. It reduces sizes by 30-50% compared to WebP/JPEG.
It depends on your selected quality value. The slider helps you preview visual changes so you find the optimal compression-to-quality ratio.