Free Image Resizer Online
Resize images to exact pixel dimensions in your browser with an aspect ratio lock. No upload needed.
About this tool
Choose an image, enter a new width or height, and download the resized copy as JPG, PNG or WebP. Keep the aspect ratio lock on to avoid stretching. Enlarging a small image makes it blurry, so resize down when you can.
How to use Image Resizer in 3 Simple Steps
Select an image
Choose a photo or graphic from your device.
Set the new size
Enter a width or height. With the ratio lock on, the other value updates automatically.
Download
Pick JPG, PNG or WebP and save the resized image.
Why ForgePDF Image Resizer is Completely Private
🔒 Your image is resized by the canvas API in your browser. It is never uploaded to ForgePDF or any server.
Frequently Asked Questions
Will resizing reduce quality?
Making an image smaller keeps it sharp. Making it larger cannot add detail, so it will look soft.
What is the maximum size?
You can enter up to 12000 pixels per side. Very large sizes may fail on devices with limited memory.