Resize Image Online
Resize photos by exact pixels or percentage. Keep the aspect ratio, choose JPG, PNG or WEBP, and download instantly.
✓ Files never leave your device✓ Free & unlimited✓ Batch supported
Drop images hereor click to choose · JPG, PNG, WEBP
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How to resize an image
- Add your images.
- Choose Pixels and enter a width or height, or choose Percentage.
- Keep Keep aspect ratio on to avoid stretching. Enter only a width or only a height and the other value is calculated.
- Download the resized files.
Common sizes
- Instagram post: 1080×1080 px
- YouTube thumbnail: 1280×720 px
- Passport photo (35×45 mm at 300 DPI): 413×531 px
- Website hero image: 1920 px wide
For exact passport or visa photo sizes with a face guide, use our photo size tools.
Frequently asked questions
Does resizing reduce quality?
Making an image smaller keeps it sharp. Enlarging beyond the original size makes it look soft.
How do I keep the proportions?
Leave Keep aspect ratio checked and fill only the width or the height.
Is my image uploaded?
No. Everything runs in your browser.
What is the maximum size?
Output is limited to 12,000 px per side to protect your browser.