Batch Image Compressor
Compress and convert multiple images simultaneously directly inside your browser. Fast, free, and completely private.
Smart Client-Side Image Compression
Shrink image file sizes without uploading files to external servers.
Lossy & Lossless Control
Fine-tune quality sliders to achieve maximum file size reduction while preserving crisp visual details.
Next-Gen WebP & AVIF Support
Convert heavy legacy PNG and JPEG files to modern WebP and AVIF formats for superior Web Vitals scores.
100% Browser Processing
Your photos never leave your device. Canvas compression executes locally in client memory.
Bulk ZIP Download
Compress dozens of files simultaneously and export them in a single compressed ZIP archive.
How to Compress Images in Bulk
Upload Photos
Drag and drop PNG, JPEG, WebP, AVIF, or SVG images into the batch dropzone.
Adjust Quality
Select target output format and adjust the quality slider to optimize compression ratio.
Download Optimized Files
Download processed images individually or export the full batch as a ZIP archive.
Who Benefits from Batch Compression?
Designed for web performance engineers, store owners, and digital content creators.
Website Owners & SEOs
Improve PageSpeed Insights and Core Web Vitals (LCP) by serving compressed WebP images.
E-Commerce Merchants
Batch compress product catalog photos to speed up page loading and boost store conversions.
Social Media Managers
Quickly shrink high-res photos to meet upload limits on platforms like X, LinkedIn, and Facebook.
App Developers
Optimize bundled image assets before packaging mobile and web applications.
Popular Tools
View all →Compressor Frequently Asked Questions
How much can I reduce my image size?
Converting PNG to WebP or adjusting JPEG quality to 80% typically shrinks file size by 60% to 90% with zero noticeable visual loss.
Does compression upload my files to any cloud?
No. Compression runs entirely inside your browser using HTML5 Canvas APIs. No data is sent over the internet.
Can I convert formats while compressing?
Yes! You can convert JPEG to WebP, PNG to AVIF, or any combination of supported formats while shrinking files.
What is the recommended quality setting for web images?
We recommend setting quality between 75% and 85% for WebP and JPEG files to achieve the best balance of file size and visual fidelity.
Can I compress SVG vector graphics?
Yes, you can import SVG files into the studio to convert and compress them into raster formats like WebP or PNG.