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Local browser workspace

Enhance scanned PDF

Tune brightness and contrast locally for clearer scans.

/en/enhance-scan-pdf
1Add files
Large files are limited only by your device memory
Private by designNo file uploads or server copies
Works offline after loadingProcessing runs on your device
Keep original qualityPDF pages remain PDF pages

Simple workflow

How to use Enhance scanned PDF

  1. 1

    Add your filesSelect files or drop them into the workspace.

  2. 2

    Check the outputReorder files and adjust only the settings you need.

  3. 3

    Download privatelyYour browser creates the finished PDF directly.

Why local PDF processing

Runs entirely in your browser

No account or upload

Download immediately

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Questions about Enhance scanned PDF

Are files uploaded to a server?

No. This tool processes the selected files locally in your browser.