SoftTweak OST to PST tool to convert OST file to PST in easy mode. Best OST to PST program to convert Exchange / Offline OST to PST format along with total e-mail elements, attachments, etc. Software perfectly supports to convert OST file to PST as well as .MSG, EML and EMLX files with no loss of data. Download and try the OST to PST free version to evaluate the OST to PST conversion process in simple manner.