ATS Outlook OST to PST ConverterApplication for Window is the perfect and powerful converter solution for all the Outlook users. It converts all the data from OST file into Outlook PST with 100% data security. It is more beneficial to a simple and easy to handle for all user even non-technical users. The software allows you to convert OST file data into PST, MSG, MBOX, HTML, PDF, EMLX, EML, vCard, NSF files within a few simple steps. This conversion software split/divides oversized OST file into several small sizes PST files according to user needs from 1GB to 25GB. There is no size demerits, it safely convert oversized OST file to PST file with managing data integrity and folder hierarchy.