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PDF Tools

Scan & clean-up

Straighten a scan

Detect how far each scanned page is tilted and turn it level. Pages that are already straight are left alone. Done in your browser; your file is never uploaded.

or drop it here

Processed on this device. Nothing is uploaded.

How it works

  1. 1Add your scanned PDF.
  2. 2Choose the pages to check.
  3. 3Download the straightened PDF.

Your file stays on this device

PDF Tools does the work inside your browser. Your file isn't uploaded or stored, and the site is technically blocked from sending it anywhere.

See how to check it yourself

Good to know

  • Works on pages with lines of text and tilts of up to 10 degrees.
  • Straightened pages become pictures, so any text layer on them is lost. Run OCR afterwards to make them searchable again.
  • Pages that are already straight are left exactly as they were.

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