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ToolNest AI
Free

Image Resizer

Resize images to exact dimensions or percentages instantly.

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Drag & drop an image here

or click to browse — JPG, PNG, WEBP, AVIF · max 50 MB

Upload an image to resize it — all processing happens in your browser

About Image Resizer

Resize any image to exact pixel dimensions or scale by percentage while maintaining or adjusting aspect ratio. Supports bulk resizing and common preset sizes for social media, web, and print.

Frequently Asked Questions

Yes, you can lock the aspect ratio to resize proportionally, or unlock it for custom dimensions.

Common presets include Instagram post, Twitter banner, LinkedIn profile, YouTube thumbnail, A4 print, and more.

Yes, batch resize is supported. Upload multiple images and apply the same dimensions to all.

You can output as JPG, PNG, or WEBP, with optional quality control for JPG and WEBP.

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