Xls & Xlsx converter

Teresa XLS AND XLSX Converter is a Excel XLS to XLSX, XLSX to XLS  Converter that can convert Excel XLS to XLSX and XLSX to XLS easily. Teresa XLS TO XLSX Converter supports powerful search for a lot of files. A XLS and XLSX converter for Excel.

Teresa XLS AND XLSX Converter supports project and command line. Batch XLS AND XLSX Converter has a friendly GUI so it is used very easily. Teresa XLS & XLSX Converter Drag and Explorer Context supported.

Teresa XLS AND XLSX Converter supports an efficient Multi-Thread conversion engine. So you could control the conversion action very easily. You can stop or pause and continue it in any time.

The main features of  Teresa XLS and XLSX Converter:

• Convert Excel XLS (Excel 2003) to XLSX (Excel 2007 OOXML Format) and XLSX to XLS easily.
• Convert XLSX to XLS and XLS to XLSX with GUI that supports powerful search function.
• Supports convert a xls/xlsx file.
• Supports convert xls/xlsx files in a folder.
• Drag and context menu with Microsoft Explorer supported.
• Supports batch project and command line.
• An efficient high-speed Multi-Thread conversion engine.