IMAGE
📐 Transform
Image Resizer
Resize any image to your desired dimensions with this free online tool. Supports PNG, JPEG, WebP formats with adjustable quality settings and aspect ratio preservation.
Drop an image here or click to upload
Supports PNG, JPEG, WebP, GIF, BMP
How to Use
- Upload an image using the file picker or drag and drop.
- Set the desired width and height in pixels.
- Toggle aspect ratio lock to maintain proportions.
- Adjust quality for JPEG/WebP output.
- Choose output format: keep original, PNG, JPEG, or WebP.
- Select resize mode: stretch (exact), fit (within bounds), or fill (cover and crop center).
- Click download to save the resized image.
How It Works
Image resizing uses the HTML5 Canvas API to redraw the image at the new dimensions. The
resizeMode determines how the image is scaled: fit keeps the image within bounds with possible letterboxing, fill crops the image to cover the entire area, and stretch distorts to exact dimensions.