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  2.   Aspose.Total
  3.   Android via Java
  4.   Signature
  5.   Xlsx

Digitally Sign XLSX File Online or using Android App

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

XLSX Signature via C# .NET XLSX Signature via Java

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Add Digital Signature into XLSX Files Online

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

Digitally Sign XLSX File via Android App

  1. Add Java library reference into your project
  2. Create DigitalSignatureCollection class object
  3. Load pfx via FileInputStream
  4. Create KeyStore object with PKCS12 cryptography
  5. Use KeyStore.load method for loading certificate stream and password
  6. Create an instance of DigitalSignature and add in collection
  7. Load the worksheet using Workbook
  8. Use setDigitalSignature(signatures) to sign the worksheet
  9. Finally save it
 

Java Code : Add Digital Signature in XLSX Files

 
 

Develop E-Signature Application using Android

Need to develop android script or utility app to easily sign multiple XLSX files digitally? With Aspose.Cells 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 spreadsheets. Powerful android library for spreadsheet signing, supports many popular formats including XLSX format.

XLSX eSignature library for Android Apps

System Requirements

  • Android OS 2.0 or above.
  • Java package is cross-platform and runs on all operating systems with JVM implementation.

For more details please refer to [Product Documentation](https://docs.aspose.com/cells/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)