Online Searchable Document App and PDF Text Search Android API Code

Develop powerful android based PDF document search engine utility application for mobiles. Test online document text finder app for free.

PDF Search via Python PDF Search via C# .NET PDF Search via Java PDF Search via C++

How to Search in PDF via Online App

  1. Upload PDF file to search by clicking inside the drop area or via drag and drop.
  2. Enter the search criteria by specifying the parameters.
  3. Click the “SEARCH” button to search PDF.
  4. Download the searched PDF to view instantly.

How to Search PDF File via Android

  1. Install ‘Aspose.PDF for Java’.
  2. Add a library reference (import the library) to your Java project.
  3. Open the source PDF file using Document class.
  4. Create TextFragmentAbsorber object to find all instances of the input.
  5. or define the search criteria in Regex.
  6. Accept the absorber for the page using getPages().accept(textFragmentAbsorber).
  7. Get the extracted text fragments collection via textFragmentAbsorber.getTextFragments().
  8. Loop through the fragments to get the output.

Code example for Android Apps to Search Text in PDF Files


Develop PDF File Search Android Application

Need to develop a PDF searchable android based mobile utility? With Aspose.PDF for Android via Java a child API of Aspose.Total for Android via Java, any android developer can integrate the above API code to program text search across documents. Powerful Android library allows programmers to develop document search solution that can support many popular formats including PDF format.

Android library to Search PDF File

System Requirements

  • Android API 31 and 32
  • Android 4.0 and above
  • Android Studio and SDK tools

Fore more details about optional package dependencies, such as JogAmp JOGL, Harfbuzz font engine, Java Advanced Imaging JAI please refer to Product Documentation .


  • Can I use above Java code in my Android application?
    Yes, Feel free to download or copy this code for use in the development of Android-based applications focused on text extraction and retrieval from various file types.
  • Is this document searchable App work only on Windows?
    You can initiate searches from any device, regardless of the operating system—be it Windows, Linux, Mac OS, or Android—provided it has both a modern web browser and an active internet connection.
  • Is it safe to use the online app PDF Document Search?
    Of course! Output files will be automatically removed from our servers within 24 hours, and the associated download links will become inactive.
  • What browser should to use App?
    For online PDF document searches, you can employ any contemporary web browser, including Google Chrome, Firefox, Opera, or Safari. However, when developing a desktop application, we recommend utilizing the Aspose.Total Document Search API for streamlined and efficient processing.

Explore File Search Options with Android

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