XLS2csv a simple and intuitive XLS/XLSX-to-CSV converter for Mac. It handles .xls/.xlsx files from Microsoft Excel, Apple Numbers, Open Offices Excel and converts them to .csv text file format. This Mac XLS2csv converter app can intelligently recognize large XLS/XLSX files as well as a group of XLS/XLSX files and batch convert them to CSV format quickly. Users are allowed to drag-and-drop a file or directory to the interface of XLS2csv, and preview the loaded Excel spreadsheets before conversion. Plus, you can customize delimiters in the CSV as comma, semicolon, space, tab, etc.