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  2.   Aspose.Total
  3.   Android via Java
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Digitally Sign DOC File Online or using Android App

Develop powerful android based DOC document signing applications. Freely add digital signature into various documents including DOC files online via app with instant download.

DOC Signature via Python DOC Signature via C# .NET DOC Signature via Java DOC Signature via C++

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Add Digital Signature into DOC Files Online

  1. Upload DOC files to sign digitally
  2. Add text for signature or upload signature image
  3. Click the “Sign” button
  4. Download the signed DOC file

Digitally Sign DOC File via Android App

  1. Add Java library reference into your project
  2. Create Document class object
  3. Load object via builder class
  4. Create SignatureLineOptions object and define the options
  5. Insert the line options using insertSignatureLine(signatureLineOptions).getSignatureLine()
  6. Save DOC document and create SignOptions object
  7. Load the pfx file using CertificateHolder
  8. Use DigitalSignatureUtil.sign method with relevant parameters to sign
 

Java Code : Add Digital Signature in DOC Files

 
 

Develop E-Signature Application for Android

Need to develop android based script or utility app to easily sign multiple DOC files digitally? With Aspose.Words for Android via Java , child API of Aspose.Total for Android via Java , any android developer can integrate the above API code to program eSignature app for signing across documents. Powerful android library for document signing, supports many popular formats including DOC format.

DOC eSignature library for Android Apps

System Requirements

  • Java SE 7 and more recent Java versions are supported.
  • Separate package for Java SE 6 in case one is obliged to use outdated JRE.
  • Java package is cross-platform and runs on all operating systems with JVM implementation.
  • Operating systems include Microsoft Windows, Linux, macOS, Android and iOS.

For more details about optional package dependencies, such as JogAmp JOGL, Harfbuzz font engine, Java Advanced Imaging JAI please refer to [Product Documentation](https://docs.aspose.com/words/java/system-requirements/).

Explore File eSignature Options with Android

Sign DOC (Microsoft Word Binary Format)
Sign DOCX (Office 2007+ Word Document)
Sign Excel
Sign ODP (OpenDocument Presentation Format)
Sign ODS (OpenDocument Spreadsheet)
Sign ODT (OpenDocument Text File Format)
Sign PDF (Portable Document Format)
Sign Powerpoint
Sign PPT (PowerPoint Presentation)
Sign PPTX (Open XML presentation Format)
Sign Word
Sign XLS (Microsoft Excel Binary Format)
Sign XLSX (Open XML Workbook)