Image Resizer
About This Tool
YAKOOAITOOLS Image Resizer is a free online tool that helps you quickly change an image's width and height, with an aspect-ratio lock for proportional scaling and instant preview. Upload an image, enter the target size, and download β no software installation needed.
The tool runs entirely in your browser. All images are processed locally on your device via Canvas and are never uploaded to any server, fully protecting your privacy and data security. No registration and no payment required β just open the page and start using it.
Resizing images has wide daily applications: fitting avatar and cover sizes for social platforms, shrinking oversized photos, generating thumbnails, and unifying the specs of batch assets. The ratio lock prevents distortion β enter one side and the other is calculated automatically.
How to Use
- 1Click the upload area and select the image to resize.
- 2Enter the target width or height in pixels.
- 3Keep "Lock ratio" checked to scale proportionally without distortion.
- 4Click process and preview, then download the image.
Key Features
- Completely free with no usage limits
- Local browser processing, images never uploaded
- Precise resizing by width or height
- Aspect-ratio lock prevents distortion
- Live preview and one-click PNG download
Use Cases
FAQ
Will resizing blur the image?
How do I avoid stretching?
Are images uploaded to a server?
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