Convert XLS to XLSX

Android library for converting XLS to XLSX

Use the Conversion API of of Cells Cloud to create customized spreadsheet workflows in Android projects. This is a professional solution to convert XLS to XLSX and other document formats online using Android.

Convert XLS to XLSX using Cells Cloud SDK for Android


Converting file formats from XLS to XLSX can be a complex task. Our Android SDK handles all XLS to XLSX format conversions while preserving the main structural and logical content of the source XLS spreadsheet. Our Android library provides a professional solution for converting XLS to XLSX files online. This Cloud SDK empowers Android developers with powerful functionality and ensures high-quality XLSX output.

Android Code Example for converting XLS to XLSX using Cells Cloud SDK

    // For complete examples and data files, please go to
        public class Conversion {
            public static void main(String[] args) {
                String name =  "Book1.xls";
                String format = "xlsx";
                String password = null;
                String outPath = null;
                String destFile = "DestFile.xlsx";
                try {
                    CellsApi cellsApi = new CellsApi(System.getenv("ProductClientId"), System.getenv("ProductClientSecret"));
                    File response = cellsApi.cellsWorkbookPutConvertWorkbook(new File(name), format, password, outPath, null,null);            
                            response.renameTo(new File(destFile));
                catch(Exception exception )

How to use Cells Cloud SDK for Android to convert Excel files to other formats

  1. Register an account at Dashboard to get free API quota & authorization details
  2. Initialize the Cells API with your Client ID, Client Secret, Base URL, and API version.
  3. Use the `putConvertWorkbook` method to retrieve the resulting stream.

System Requirements

  1. Android 7 or newer
  2. Java(TM) SE Runtime Environment