How to Resize an Image to Exact Dimensions (Free)
Need an image at a specific size for a social post, avatar or thumbnail? Resize it to exact dimensions in seconds, free and privately.
Last updated: July 2026
Resize any image to exact pixel dimensions for free, in your browser — perfect for social posts and avatars. No upload.
Resize any image (JPG, PNG, WebP) to exact pixel dimensions for free. Runs entirely in your browser — no upload, no quality loss in resampling.
Step by step
- Open the free Resize Image tool.
- Choose your image.
- Enter a new width or height (lock the ratio to keep proportions).
- Download the resized image.
Should I keep the aspect ratio?
Usually yes — locking the ratio prevents stretching. Unlock it only when you need an exact non-proportional size and don't mind distortion.
Common sizes
Instagram square is 1080×1080, Full HD is 1920×1080, and a typical avatar is 400×400. Enter the exact numbers you need.
FAQ
Will resizing reduce quality?
Downscaling stays crisp; upscaling beyond the original can look soft.
Is my photo uploaded?
No — resizing runs in your browser.
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