1. Choose whether to constrain by Width or Height
2. Drag the slider to set your target size in pixels
3. Drag image files onto the drop zone below
4. Or click the drop zone to browse and pick files
5. Files are processed entirely in your browser, nothing is uploaded
6. Resized JPGs download automatically to your downloads folder
7. Each file is named resized_originalname.jpg
8. Drop up to 20 files at a time to keep things smooth