Resize and scale your images with presets, live preview, and batch ZIP downloads.
Drag & drop images, or click to upload
JPG, PNG, WEBP, GIF, BMP, TIFF, AVIF, HEIC • Bulk upload supported
Privacy: resizing is client-side only in your browser. No image is permanently stored by this tool.
Resize images to exact pixel dimensions online with ToolzStack. Maintain aspect ratio or enter custom width and height. Supports JPG, PNG, WebP, GIF, and more — no account required.
ToolzStack Image Resizer is browser-based and free. Compared to Photoshop (requires subscription) or GIMP (requires installation), it's the fastest option for quick one-off resizing. For batch resizing hundreds of images, a desktop tool is recommended.