Published October 2026 • 4 min read

How to Digitally Sign a Scanned Document on Android Privately

Sign contracts, lease agreements, and tax forms on your phone without printing, physically signing, and re-scanning.

Direct Solution: Signing Scanned PDFs on Phone

To digitally sign a document on Android: 1) Open the document in ScanOrbit and select Sign. 2) Draw your signature on screen, pick an elegant calligraphy style, or scan physical ink on paper. 3) Position and scale the signature on the contract. 4) Save the signed PDF.

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1. Draw or Scan Your Ink Signature

Use your fingertip or stylus on the touch canvas, or point your camera at a signature on blank paper to extract transparent vector ink.

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2. Position & Stamp on Contract

Drag the signature to the signee block, pinch to scale, and optionally add an ISO date stamp.

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3. Flatten & Export Securely

ScanOrbit flattens the vector signature layer into the PDF canvas so it cannot be extracted or tampered with.

Ağdan yalıtılmış belge güvenliği

Sözleşmeler ve imzalar yalnızca telefonunuzda işlenir. El yazısı imzanız hiçbir zaman harici bulut depolamaya yüklenmez.

Sign Contracts on Your Phone in Seconds

Get ScanOrbit for Android. Private digital signatures with zero cloud uploads.

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