Lossless Batch Image Compressor & WebP Converter — 100% In-Browser RAM
Compress up to 50+ images simultaneously and convert to modern WebP/AVIF formats directly in browser RAM. Reduce file size up to 90% without losing quality.
🎯 What Can You Do with Image Compressor & WebP?
- ✓ Shrink heavy JPG, PNG, and WebP images by 70–90% without visible quality loss.
- ✓ Batch convert entire folders of photos to modern WebP or AVIF formats for fast website loading.
- ✓ Set target file size caps (e.g. under 100 KB or 200 KB) for automated optimization.
- ✓ Preserve image dimensions or downscale to 4K, 1080p, or custom web resolutions.
- ✓ Process sensitive receipts, IDs, and client documents with 100% private in-RAM execution.
📋 How to compress images and convert to WebP with OmniDeck Pro
Upload Batch Images
Drag and drop up to 50 JPG, PNG, WebP, or AVIF images into the drop zone.
Select Quality & Max File Cap
Adjust the compression slider (1-100%) or enter a target file size cap (e.g. under 200 KB).
Download Optimized Files
Download individual optimized images or save all as a clean ZIP package.
💡 Frequently Asked Questions & Privacy Verification
? How does OmniCompress shrink images without uploading them?
It uses client-side HTML5 Canvas and WebAssembly algorithms to decode and re-encode pixel buffers directly in your browser.
? Does compression leave any watermarks?
Never. All outputs are 100% clean and watermark-free.
? What is the maximum file size or batch limit?
You can process batches of up to 50 images at once. Files up to 50MB each are supported.
? Which format gives the best compression?
WebP typically delivers 25-35% smaller file sizes than JPEG at identical visual quality.