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Image Tools

Image Upscaler

Upscale images up to 4x with AI.

Image Upscaler

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Files are processed locally in your browser.

About Image Upscaler

Upscale images up to 4x with AI. PDFGuru's image upscaler is fast, private and free. There's no signup, no watermark and no software to install — everything runs right in your browser on any device.

  • Works on every device
  • No signup required
  • Files removed automatically
  • 100% free for personal use

How to use

  1. 1

    Upload your file

    Drag and drop your file or click the upload area to select it from your device.

  2. 2

    Configure options

    Choose any options you need. Sensible defaults are picked for you.

  3. 3

    Process instantly

    Click the action button and let Convert do the heavy lifting in seconds.

  4. 4

    Download the result

    Download your file or copy the output. No watermarks, no signup.

Frequently asked questions

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