ATS OST to PST software is the correct solution to import the OST data into Outlook PST file format. It individually fixes all the errors and removes instantly without making any changes in the internal frame of the OST file. Without creating any size issues it allows you to convert single as well as multiple OST files into PST file formats. It does not expend more time in the conversion process. Using this program you can select specific data file which you want to convert with 100% accuracy. This setup supportable to convert heavy or bulky OST file into Outlook PST and many more other file formats such as EML, EMLX, MBOX, HTML, MSG, vCal, vCard.