Does it crop or stretch?

Stretches by default. To crop, set unequal dimensions with aspect lock off.

What format does it output?

PNG, lossless. Pair with the Image Compressor if you want a smaller JPG.

Image Tool

Change image dimensions with optional aspect-ratio lock.

Privacy-first workflows

Fast and simple

100% Free, no signup

Drop an image, or click to browse

Files stay on your device — nothing uploads

How it works

STEP 01

Upload your image — JPG, PNG, WebP all work.

STEP 02

Type custom dimensions or pick a preset (Instagram, Facebook, etc.).

STEP 03

Lock aspect ratio to avoid stretching, then download the resized image.

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FAQ