XLXS file reader: XLS File Viewer app has the amazing ability to open & read every kind of XLS file. User can manage their data analyses, chart, and more while they are viewing workbooks with xlsx viewer. Xlsx File Reader with XLS Viewer is beneficial for those whose job depends on worksheets. They can open and view their documents on their palm. Very quick and easy way to use and open their required document with just a single click using this XLSX Viewer : XLS File Viewer. All file reader all