Resize Image
Resize Image is a free online tool that lets you change image dimensions by pixels. It runs entirely in your browser — no sign-up, no watermark, and your files are never uploaded.
Free · unlimited · processed privately in your browser
or drag and drop files here
Supported: PNG, JPG, JPEG, WEBP, BMP, GIF · up to 200 files
Your files stay private — 100% in your browser
We never upload your files, photos, or videos to any server. Everything is processed directly in your browser, so your data never leaves your device. That means zero privacy worries — no one else can ever see or store what you convert.
- No uploads
- Processed on your device
- No sign-up needed
About Resize Image
Resize images online for free by setting an exact pixel width and height. A resize image online tool that helps you fit images for the web, social media, or uploads — and by lowering the dimensions you can resize an image in KB toward targets like 100kb or 50kb. No watermark, no sign-up, all in your browser. Everything runs directly in your browser, so your files are never uploaded to a server and stay completely private.
After you upload
The width and height boxes are pre-filled with your image's current pixel size, so you can see exactly what you're changing.
Options explained
- Width (px) / Height (px)
- Type the exact pixel dimensions you want. Change one and the other can follow your image's proportions, so it doesn't look stretched. Use this to fit an upload limit, a social-media size, or a layout slot.
How to use Resize Image
- 1Click Choose Files and upload your image.
- 2Enter the target width and height in pixels.
- 3Press Run to resize the image in your browser.
- 4Download your resized image.
Frequently asked questions
How do I resize an image?
Upload your image, enter the target width and height in pixels, press Run, and download the resized image — free and in your browser.
What are the exact steps to resize an image?
1) Click Choose Files and select your image. 2) Type the new width and height. 3) Press Run. 4) Download the resized image.
How do I resize an image without losing quality?
Reducing dimensions keeps images sharp. To resize without quality loss, avoid enlarging beyond the original size — shrinking is always clean.
How do I resize an image in KB?
Smaller pixel dimensions lower the file size. To hit a KB target, resize down here and then run the result through our Image Compressor.
How do I resize an image online for free?
This free resize image online tool has no limits or watermark — just upload, set the size, and download.
How do I resize an image on iPhone or Mac?
Open this tool in your browser on any device, including iPhone and Mac, upload the image, and set the new dimensions — no app needed.
Can I resize for Instagram or social media?
Yes. Enter the exact pixel size you need (for example a square for Instagram) and the tool resizes your image to match.
Are my images uploaded?
No. Resizing runs entirely in your browser, so your images stay private.
How to resize an image to 50kb?
Use Resize Image above: upload your file, run it, and download the result. It is free with no limits or sign-up, and your images are processed locally in the browser and never sent to a server, so they remain entirely private to you.
How to resize an image without losing quality?
Use Resize Image above: upload your file, run it, and download the result. It is free with no limits or sign-up, and your images are processed locally in the browser and never sent to a server, so they remain entirely private to you.
How to resize an image to a specific size?
Use Resize Image above: upload your file, run it, and download the result. It is free with no limits or sign-up, and your images are processed locally in the browser and never sent to a server, so they remain entirely private to you.