Resize a JPG Picture
Change the width and height of a JPG image in pixels. Runs entirely in your browser, so your data never leaves your device.
Drop a file here, or click to browse
Files never leave your device
Output
The result appears here as you type.
How to use Resize a JPG Picture
- 1. Upload the JPG picture. Drop or browse for a .jpg or .jpeg file. Its current pixel dimensions load automatically so you know what you are scaling from.
- 2. Set Width (px) and Height (px). Enter the target size in Width (px) and Height (px). Leave either one at 0 to let it scale automatically and keep the original aspect ratio, avoiding a stretched result.
- 3. Download the resized picture. The tool scales the image to the exact dimensions you specified. Download the resized JPG and use it wherever the new pixel size is required.
When to use Resize a JPG Picture
Resize a JPG Picture changes an image's width and height in pixels to hit an exact target size. Reach for it whenever a form, upload field or layout demands specific dimensions rather than just 'smaller' or 'bigger'.
- Meeting an upload form's exact pixel requirement. A job application portal insists on an 800x1000 photo. Resizing photo.jpg to those exact dimensions gets past the validation without cropping content unexpectedly.
- Fitting an image into a fixed layout slot. A website template has a fixed 400px-wide image slot; resizing the source photo to width 400 with height auto keeps the aspect ratio correct for that spot.
- Preparing a thumbnail-sized version. A large 3000x2000 product photo needs a small 300px-wide thumbnail for a catalog listing page, generated in one step instead of a full editor session.
- Standardizing a batch of mismatched photos. A folder of photos taken on different cameras all need to become exactly 1024x768 before they get stitched into a single presentation deck.
Examples
Fit to 800px wide
Input
photo.jpg (3000×2000) + width 800, height auto
Output
photo.jpg resized to 800×533
About the Resize a JPG Picture tool
Resize a JPG Picture is a free online tool that works entirely inside your web browser. Change the width and height of a JPG image in pixels. Because the processing happens on your own device, nothing you enter is uploaded, logged or stored anywhere.
This page is one of 145 JPG utilities on EditSafely. Each one does a single job well, and all of them follow the same rule: your input stays on your machine.
You can shape the output with 2 settings, including Width (px, 0 = auto) and Height (px, 0 = auto), and the result refreshes the moment you change one. The finished file is put together in browser memory and saved with the Download button, so it never touches a server on the way to your disk. A worked example further down the page shows exactly what the tool produces for a real input.
Because nothing leaves your device, the tool is suitable for sensitive content such as internal documents, credentials or customer data. It also responds instantly, since every keystroke is handled on your own machine rather than by a remote API.
Frequently asked questions
Does Resize a JPG Picture cost anything?
Yes, it is completely free. All 2,658 tools on EditSafely work without an account, a subscription or usage limits.
Are my files uploaded to a server?
No data leaves your device. The whole tool is JavaScript that runs inside your browser tab, so there is no upload, no server-side processing and no log of what you did. If you disconnect from the internet after the page loads, it keeps working.
Which files does Resize a JPG Picture accept?
It accepts JPG and JPEG photos. There is no file size cap imposed by a server; very large files are limited only by your device's memory.
Do I need to sign up or install anything?
Nothing to install and no account needed. Open the page in any up-to-date browser, including on a phone or tablet, and the tool is ready.
How do I save the output?
Click the Download button once the result is ready. The file is built in your browser's memory and handed straight to your downloads folder, without passing through a server.