Free Online Image Resizer
Different platforms want different image sizes, and guessing never ends well — stretched profile pics, cropped headers, blurry uploads. Enter your target width and height above (or pick from the common sizes below), and get a perfectly-sized image in seconds.
Sizes Worth Memorizing
- Instagram post: 1080 × 1080 px (square)
- Instagram Story / Reel cover: 1080 × 1920 px
- Facebook cover: 820 × 312 px
- X/Twitter header: 1500 × 500 px
- YouTube thumbnail: 1280 × 720 px
A Quick Word on Aspect Ratio
That "keep aspect ratio" checkbox is your friend. It locks the width-to-height proportion so your image never comes out stretched or squished. Turn it off only when you deliberately want to crop to exact dimensions.
Frequently Asked Questions
Will resizing hurt image quality?
Shrinking is safe. Enlarging past the original size gets blurry — there's no detail to invent.
What's aspect ratio?
The proportional relationship between width and height. Lock it to avoid distortion.
Are my photos uploaded anywhere?
No. Resizing happens locally in your browser.
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