Resize Image 📐
Change image dimensions in pixels or percentage. Keep aspect ratio, high-quality resampling, 100% browser-based.
Drop image here
or click to browse — JPG, PNG, WebP up to 50MB
Original Size
—
Dimensions
—
Format
—
How to resize an image
- Upload your image.
- Enter width and height, or pick a percentage.
- Choose whether to lock aspect ratio.
- Click Resize Image.
- Drag the slider to compare before/after, then Download.
Why resize images?
- Faster websites — smaller images load quicker.
- Smaller file size — easier to share by email or chat.
- Fit social media — Instagram, Facebook, Twitter have preferred dimensions.
- Save storage — reduce disk usage.
Frequently Asked Questions
Will quality be affected?
We use high-quality bilinear resampling. Downscaling preserves quality; upscaling may cause slight blurriness (as with any tool).
What dimensions should I use?
Common sizes: 1920×1080 (Full HD), 1280×720 (HD), 800×600 (web), 1080×1080 (Instagram square).
Is my image uploaded?
No. Everything happens in your browser using Canvas API.
Is it free?
Yes, completely free with no limits.