The Ultimate Free In-Browser Image Toolkit

ShrinkStack is a complete suite of free image utilities. Batch resize, convert, watermark, and filter your images with ease. Leverage AI for smart suggestions on crop dimensions, formats, and watermarks. All processing is done privately in your browser.

Supports JPG, PNG, WebP, GIF, AVIF, BMP. SVG is converted to a raster format.

A complete suite for everyday image edits

Shape & Frame

Precisely crop images for any social media platform with smart presets and AI suggestions. Rotate, flip, and frame the perfect shot.

Batch Process with AI

Downsize, convert, and watermark multiple images at once. Use AI to get format advice and generate creative watermark text. A powerful, unified toolkit for handling large batches with speed.

Private, Fast & Always Free

All processing happens in your browser. Your images are never uploaded. Enjoy a full suite of image editing tools, completely free.

Ready to transform your images?

No sign-ups, no installations. Just drag, drop, and create. Explore our full suite of tools.