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Resize Image

Set exact width and height, shrink by a percentage, or pick a ready-made size for social platforms — with crop and fit options so nothing looks stretched.

100% freeRuns in your browserNo sign-up

Resize images precisely and easily

Every platform has an ideal image size: Instagram prefers square 1080×1080, stories need 1080×1920, Facebook covers and link previews use 1200×630, and government portals sometimes require ID photos at exact dimensions. This tool lets you set dimensions precisely in pixels or as a percentage, keeping proportions automatically so images never look stretched.

How to use it

  1. Choose or drop an image; its original dimensions and size appear.
  2. Type the width or height you need — with “Keep aspect ratio” on, the other side is calculated automatically.
  3. Or enter a percentage, such as 50% to halve the dimensions.
  4. Or pick one of the social media presets.
  5. Click “Resize & download”.

Fit modes explained

  • Stretch: the image is stretched to the exact new dimensions. Only suitable when the ratio is about the same.
  • Crop to fill: the image is scaled to cover the whole frame and the overflow is trimmed evenly from the edges. Best for social posts.
  • Fit with padding: the whole image is shown inside the frame with transparent or white padding — useful when nothing may be cropped.

Does enlarging hurt quality?

Downscaling never makes an image blurry — it just makes it lighter and faster to load. Upscaling far beyond the original can't add real detail and may look soft, so we suggest staying under 150%. We use the highest smoothing quality your browser offers for the best possible result.

Common sizes worth knowing

UseSize (px)
Instagram square post1080 × 1080
Instagram story / WhatsApp status / TikTok1080 × 1920
Link preview image (Open Graph)1200 × 630
YouTube thumbnail1280 × 720
Full HD wallpaper1920 × 1080

After resizing, shrink the file further with Compress Image.

Frequently Asked Questions

How do I shrink an image without distortion?

Keep “Keep aspect ratio” on and enter only the width or height; the other side is calculated at the same ratio.

How do I make a rectangular photo square?

Choose the 1080×1080 preset with “Crop to fill”; the extra edges are trimmed evenly.

Can I resize a transparent PNG?

Yes. Choose “Same format”, PNG or WebP to keep transparency.

What is the maximum size?

Up to 16,000 px per side, though very large dimensions can use a lot of memory on phones.

Are my images uploaded?

No. All processing happens in your browser.

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