Free tool
Encode each image as JPG, WebP, and AVIF. See the size difference and download the smallest (or pick a format manually).
Drop images or a folder
PNG, JPG, WebP, AVIF, GIF, BMP
1. Drop images or a folder
Add files individually, drag a folder, or select hundreds at once. Folder structure is preserved.
2. Configure once or per-row
Set a global preset, then override any row with its own dims, format, or quality.
3. Download ZIP
Get a ZIP that mirrors your input structure, with templated filenames and stripped metadata.
Why use this bulk image tool
- 100% private - your files never leave your browser.
- Free forever with no signups, file limits, or watermarks.
- One-click presets for Instagram, Shopify, Amazon, Etsy, OG, Twitter, App Store, and more.
- Responsive srcset and retina @2x/@3x sets from a single source.
- JPG vs WebP vs AVIF comparison with automatic winner by file size.
- Smart crop preserves the subject when changing aspect ratios.
- Strips EXIF metadata by default (location, camera, etc.).
Need other image tools?
Favicon generator, format converters, compressor, and more in the Workforge image toolkit.
Browse all image tools