Resize Image Online
Image resize online free
Resize JPG, PNG, WebP, and AVIF images by width, height, or a fitted bounding box.
- Resize by width height or long edge with pixel perfect control
- Keep aspect ratio or choose custom size as needed
- Smart compression for small file size and clear detail
- Supports jpg png webp and avif export
- Resize up to 30 images at once, up to 25 MB each
- Works on any device and browser with a simple interface
Frequently Asked Questions
You can resize jpg png webp and avif images with fast processing
Set one side such as width or height and keep the lock on to preserve the original aspect ratio
Enter a width, a height, or both. “Fit inside box” constrains the image within both values while preserving its aspect ratio.
Resizing can reduce detail, especially when enlarging an image. For lossy output formats, use the quality setting to balance detail and file size.
Yes transparency is kept for png webp and avif when you export to a format that supports transparency
Yes. Select up to 30 images and apply the same resize settings to every file. Multiple results download together as a ZIP.
On the production site, HTTPS/TLS protects the upload in transit. Conversion data is deleted when processing completes.
Who uses an image resizer?
These are common examples; the right workflow depends on the file, required output, and your organization’s handling rules.
Website managers
Prepare consistent image dimensions for cards, banners, articles, and product listings.
Social media teams
Adapt one source image to the dimensions required by different publishing channels.
Online sellers
Standardize product-photo dimensions for a cleaner catalog.
Email and office users
Reduce oversized dimensions before inserting an image into a message or document.
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