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.
Runs on your device, nothing uploaded
Drop images anywhere on this page
or paste with Ctrl / ⌘ + V ·
Accepts JPG · several at once
Your JPG photos never leave this tab
Resize a JPG Picture is JavaScript that your browser has already downloaded, and it does the whole job on your own machine. On a normal site, 200 photos straight off a camera means 1.6 GB uploaded, a wait in somebody's queue, and 240 MB downloaded again. Here it means 0 bytes up and 0 bytes down.
- No upload
- No file size limit
- Works offline once loaded
- Nothing stored or logged
How to use Resize a JPG Picture
- 1. Drop in the JPG. Add one JPG or a whole batch. The original size of the selected picture shows at the top of the settings, so you always know what you are scaling from.
- 2. Pick a size or a preset. Type a width and the height follows the picture's proportions automatically, or switch to Percentage for a quick 50%. Presets such as Instagram portrait or Full HD set the exact size in one tap, and the New size line shows the result before you run it.
- 3. Choose how a different shape is handled. When both sides are set and the shape changes, pick Fill to crop the edges, Fit to keep the whole picture with empty bars, or Stretch to force the exact size. In a batch with the lock on, every picture keeps its own proportions.
- 4. Resize and download. Press the Resize to button, which names the exact size it will produce, then click Download. Several files download together as one ZIP.
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 4 settings, including Width (px), Height (px), Scale (%) and Fit, and the result is made when you press the button. 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 images such as ID scans, screenshots of internal systems or personal photos. It is also quick, since the pixels are processed 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 2,943 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.