Image Resizer Online
Reduce photo size by KB, Pixels or Percentage. Set an exact width and height, or compress to a target size right in your browser. Free, no signup, no watermark.
Ignored when a target size is set. The tool finds the best quality that fits.
Done. Your image is ready.
Need another size? Browse all image sizes
Finally, an image resizer you won’t hate
A free image resizer with no watermark, no signup and no uploads.
Privacy guaranteed
Resize images directly in your browser. Your files never leave your device or get uploaded to a server.
Resize images to a specific KB size
Set your target file size, such as 50 KB, and compress your image while maintaining the best possible quality.
Resize images by pixels or percentage
Set custom image width and height in pixels, or resize by percentage to get the size you need.
100% free, no signup
Resize and download clean images without watermarks. No account needed and no daily limits.
Work fast on any device
Resize images on your phone, tablet, or computer. Works right in your browser with nothing to install.
Supports popular image formats
Upload JPG, PNG, WEBP, or HEIC images and download them in your preferred format. Convert formats while resizing, all in one place.
How to resize an image online
Three quick steps to get the exact size you need.
Upload your image
Choose a photo from your gallery or drag and drop a JPG, PNG, or WEBP image to resize it.
Set the size you need
Set the width and height in pixels, or percentage. You can also choose a target file size, like 50 KB. Lock the aspect ratio to keep your image from stretching.
Download resized image
Preview the new size and download your image. Everything stays private in your browser.
Popular image sizes
Ready-made pages for common KB limits and photo sizes.
Passport Photo Resizer Online
Resize a photo to standard passport and ID dimensions.
Resize Image to 20 KB
Fit a photo under 20 KB for strict upload limits.
Resize Image to 50 KB
Fit a photo under 50 KB for strict upload limits.
SSC Photo Resizer
275 × 354 px photo under 50 KB for SSC forms.
UPSC Photo Resizer
400 × 400 px photo under 200 KB for UPSC.
Instagram Profile Picture Resizer
Square 320 × 320 px profile picture for Instagram.
Image Resizer FAQ
Quick answers about resizing an image in KB, pixels or percentage.
How do I resize an image to a specific KB size?
Upload your image, enter the target size in KB, choose JPG or WEBP and click Resize image. The tool lowers the quality step by step until the file fits under your limit.
How do I resize an image in pixels or percentage?
Open the By pixels tab and enter a width and height, or open By percentage and move the slider. Keep Keep aspect ratio on so the image is not stretched.
Is my image uploaded to a server?
No. Resizing happens inside your browser, so your image never leaves your device.
Will resizing reduce image quality?
Making an image smaller always removes some detail. Keep the aspect ratio and use a moderate quality setting for a sharp result.
Is this image resizer free?
Yes. Resizing one image at a time is free, with no signup, no watermark and no daily limit.
Which image formats can I use?
You can upload JPG, PNG and WEBP images and download the result as JPG, PNG or WEBP.
Is it safe to use an online image resizer?
Yes, online image resizers are perfectly safe if they use local browser processing instead of server uploads. Most tools upload your photos to external servers, creating privacy risks for personal files or ID documents. Our Image Resizer eliminates this risk entirely: our tool uses client-side technology, meaning your images never leave your device and are processed entirely within your private browser session.
why is my resized image blurry?
Images turn blurry when they are stretched beyond their original size, forcing the system to stretch pixels, or when high compression discards too much visual data to hit a tiny file size. Our Image Resizer solves this using smart local scaling algorithms. It perfectly balances pixel dimensions with quality retention, ensuring your cropped or compressed files stay crisp, sharp, and pixel-perfect.
How do I resize an image without losing quality?
To maintain sharpness, always keep the original aspect ratio locked so the image does not stretch, and avoid enlarging a photo past its original pixel dimensions. This Image Resizer automatically calculates the optimal pixel-to-quality ratio, allowing you to shrink or crop photos perfectly while preserving crisp details.
Does resizing an image reduce its file size?
Yes, reducing the physical pixel dimensions of an image automatically shrinks its file size because there are fewer pixels to store. With Our Image Resizer, you can also set an exact target weight (like 50 KB) to instantly shrink the file size for strict portal uploads without ruining the image clarity.