1. txt or csv to xlsx or xls and xls or xlsx to csv or txt 2. doc or docx to txt (Unicode) and txt to doc or docx 2. Manually type Image file or PDF doc in Word, Excel, PowerPoint etc. 3. Word, Excel, PowerPoint to PDF 3. Import & Expert data from Access database to Excel
Note: I can also write script (macro) for converting txt or csv to xlsx and for xlsx to csv or txt from that script you can convert any csv / txt file in xlsx or xls and from xlsx or xlsx to csv or txt.