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Free Online Image Tools

Image Resizer

Resize images online without uploading them. Change image width and height for websites, profile pictures, forms, and social posts directly in your browser.

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Images are processed locally in your browser with canvas and are not uploaded. Output defaults to PNG.

Resize result

Select an image and enter a size to generate a result.

Image Resizer

Change image width and height online for JPG, PNG, and WebP files. Resize a 3000 by 2000 JPG photo to 1200 by 800 before adding it to a website.

How to use

  1. 1 Enter or upload the source content required by the tool.
  2. 2 Adjust the available options if needed.
  3. 3 Review the result or validation message.
  4. 4 Copy or download the output when it is ready.

Why use this tool?

  • Save time on a focused everyday task
  • Use a simple browser-based workflow
  • Review output before copying or downloading
  • Avoid setting up a spreadsheet or heavy application
  • No signup required

Common use cases

  • Preparing content for publishing or sharing
  • Cleaning, checking, or converting data during work
  • Reviewing output before using it elsewhere
  • Saving time on repetitive manual edits
  • Handling quick tasks on desktop or mobile

Supported formats

JPGPNGWebPOther browser-readable image files

Privacy

Image processing for this tool runs in your browser where supported. The selected file does not need to be uploaded to a server.

Example

Resize a 3000 by 2000 JPG photo to 1200 by 800 before adding it to a website.

FAQ

What is Image Resizer? +

Image Resizer helps you change image width and height online for JPG, PNG, and WebP files.

Do I need an account? +

No. You can use the tool without signing up.

Can I copy or download the result? +

Text-based tools support copying, and file-based tools provide download options when output files are generated.

Should I review the output? +

Yes. Always review generated, converted, or calculated output before using it in important work.

Does it change my original input? +

No. The tool works on the input you provide and shows a separate result.