Resize behavior
This tool fits your source image inside the requested dimensions while keeping its aspect ratio for custom sizes.
For exact social canvases, use the Instagram or social media resizer presets.
Resize Image Online
Change image dimensions for forms, websites and sharing while processing the file entirely on your device.
Custom width and heightJPG, PNG or WebP outputQuality controlInstant preview
Image resizer
OriginalOriginal size: -
Choose an image to resize.
ResultResult size: -
Result
Need to resize many images?Use batch image resizing
How it works
- 1Choose an image.
- 2Enter the output width and height.
- 3Resize locally and download the result.
Privacy and limits
- Images are fitted inside the selected dimensions.
- JPG output uses a white background.
- Upscaling can reduce visual sharpness.
Common use cases
- Making images fit upload dimension limits
- Preparing assets for web layout slots
- Reducing pixel dimensions before compression
Format notes
- Downscaling usually improves file size.
- Upscaling can make an image softer.
- JPG output uses a white background for transparent sources.
Original test sample
- Resize a 4032px phone photo to 1200px wide before uploading to a blog.
- For a profile image, compare 800 x 800 JPG and WebP output.
Related resize tools
All toolsResize multiple images by width and height in your browser. Process a visible queue and download results as files or ZIP.
Resize images for Instagram square, portrait, landscape and story sizes in your browser. No upload required.
Resize images for social media previews, posts and profile graphics in your browser with practical presets.
Compress JPG, PNG, WebP and AVIF images in your browser. Reduce image file size privately with adjustable quality and instant downloads.