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ConvertMyStuff
Tool

Image Resizer

Resize images to exact width and height dimensions.

Image Tools

What this tool does

Set target width and height, then download the resized image while preserving the original format where possible.

How to use

  1. Upload an image.
  2. Enter width and height.
  3. Process and download.

Examples

Resize to thumbnail

Input: 1920×1080 photo

Output: 320×180 image

Scale down large images for thumbnails or social previews.

Common use cases

  • Create thumbnails
  • Resize photos for web forms
  • Prepare images for social media specs

FAQ

Does it maintain aspect ratio?

The tool resizes to exact dimensions entered; adjust width and height to preserve ratio manually.

What formats are supported?

Common browser-readable formats including PNG, JPG, WebP, and HEIC/HEIF.

Will quality decrease?

Downscaling generally looks fine; upscaling may appear soft or pixelated.

What is the max upload size?

Browser memory limits apply—very large images may fail on mobile devices.

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Last reviewed: 2026-05-23