The conversion made by docXConverter enables numerous programs (word processors and DTP programs) to open docx and cwk files. Program is easy to use yet translate all Word and AppleWorks elements.The conversion of xlsx files allows databases and spreadsheet programs to get the data contained into xlsx files (only data, not formulas).The premium includes:- two years of free minor updates and major upgrades- email support with an answer to support emails within 48 hours