Does my image get uploaded?

No. Everything happens in your browser using the Canvas API. The image never leaves your device.

What formats can I output to?

PNG (lossless), JPEG (smaller, good for photos), WebP (smallest, modern).

Image Resize

Resize any image to exact pixel dimensions — keep the aspect ratio or stretch. Output as PNG, JPEG, or WebP.

Preview

How to use Image Resize

Pick an image from your device.
Enter target width or height.
Click Resize and Download.

What is Image Resize?

Resize photos for profile pictures, thumbnails, blog images, or anywhere with size constraints. The original file never leaves your browser — Canvas API does all the work locally. Aspect-ratio lock prevents accidental stretching.

FAQ

Does my image get uploaded?: No. Everything happens in your browser using the Canvas API. The image never leaves your device.
What formats can I output to?: PNG (lossless), JPEG (smaller, good for photos), WebP (smallest, modern).

Related tools

Image Compressor
Image Format Converter
Image Crop