Resize Images Online
Resize images online for free to any width and height in pixels. Lock the aspect ratio, scale by percentage, and download instantly. Private browser processing.
A photo straight from a camera can be 4000 pixels wide when your page only shows it at 800. Resize Image scales pictures down to the size you actually need — the single biggest win for faster pages and smaller files. Learn why in our image optimization guide.
How to use Resize Images Online?
Upload the image you want to resize by dragging it in or selecting it from your device.
Enter the new width and height in pixels, or set a scaling percentage.
Keep the aspect ratio locked to avoid distortion, or unlock it for a custom size.
Click resize and download your perfectly sized image instantly.
Why use Resize Images Online?
- Exact dimensions. Set the precise width and height you need, with the option to keep the aspect ratio.
- Massive size savings. Resizing to display size often cuts the file by 80% before you even compress.
- No upload. Your images are resized locally in the browser and stay on your device.
Professional Features
Aspect Ratio Lock
Keep proportions locked so your resized image never looks stretched or squashed.
Exact Pixel Dimensions
Set the precise width and height you need for social media, websites, or print.
Instant & Private
Resizing happens in your browser, so your image stays private and downloads immediately.
Common Questions
Can I keep the aspect ratio while resizing?
Yes. Lock the aspect ratio so width and height scale together and your image stays perfectly proportioned.
Which formats are supported?
You can resize common formats such as JPG, PNG, and WebP for free.
Does resizing reduce quality?
Reducing dimensions keeps images sharp. Our tool uses high-quality scaling so your resized image looks clean.
Related guides
JPG vs PNG vs WebP: Which Image Format Should You Use?
JPG, PNG, WebP — three formats, three completely different jobs. Pick the wrong one and you get blurry logos or bloated photos. Here is how to choose every time.
Read guideHow to Compress Images for the Web Without Losing Quality
Oversized images are the single biggest reason web pages feel slow. The fix is a simple three-step routine — resize, choose format, compress — done in the right order.
Read guide