Resize Image Online
Change the dimensions of your images quickly. Scale by percentage or set exact pixels.
Upload Image
Choose an image
Preview
Upload an image to resize
Why Resize Images?
High-resolution images look great but take up space and slow down websites. Resizing changes the actual pixel dimensions of an image, making it lighter and better suited for the web, emails, or specific display requirements.
Common Scenarios
Reduce File Size
Shrink massive 4K photos to 1080p or 720p for faster uploads and loading times.
Email & Forms
Meet strict attachment limits (e.g., <2MB) or profile picture dimension requirements.
How this Resize Image Online works
This image processing utility resizes digital photos to exact dimensions without uploading files to a server. Users can specify width and height in pixels or percentage, choosing whether to maintain the aspect ratio to prevent distortion. It uses the browser's high-performance canvas API to resample images, making it ideal for optimizing photos for social media headers, web banners, or email attachments. The tool supports common formats like JPG, PNG, and WEBP, ensuring privacy by processing all image data locally on your device.
How to Use
Upload
Select an image from your device.
Resize
Enter new dimensions or percentage.
Download
Save the resized image.
Frequently Asked Questions
Does this reduce quality?
Is aspect ratio locked?
Related Tools
The Resize Image Online is maintained by CodeItBro. We aim to provide the best free developer tools on the web. If you have feedback or suggestions, please visit our contact page.
Featured on
