Image Resizer
Resize images by pixels or percentage in your browser. Free online image resizer—no account and no mandatory server upload for processing.
Your image is processed locally in your browser and is never uploaded.
Advertisement
How to use the Image Resizer
- Choose an image file from your device.
- Set the target width/height or scale percentage.
- Apply resize and preview the result.
- Download the resized image.
How it works
The image is drawn to a canvas at the new dimensions and exported as a downloadable file. Processing happens locally in the browser.
Useful for thumbnails, social images and reducing dimensions before upload elsewhere.
Examples
- 2000×1500 image scaled to 50% → 1000×750.
- Set width 800 and keep aspect ratio to avoid distortion when the tool supports it.
- Very large sources may be limited by browser memory.
Image Resizer FAQ
Is my image uploaded to a server?
Resizing is performed in your browser using local file data.
Will quality drop?
Resizing can reduce detail. Choose dimensions appropriate for your use case.
Is the Image Resizer free?
Yes.
Related tools
More: all image tools · browse all tools · popular tools