The 2.1 version of OST2PST is available as a free download on our software library. The actual developer of the program is Software Imperial Pvt. Ltd. OST2PST is included in System Utilities. The most popular versions among the software users are 2.1 and 1.0.
Our antivirus analysis shows that this download is clean. The latest version of the software can be downloaded for PCs running Windows XP/Vista/7/8/10, 32-bit. Commonly, this program's installer has the following filenames: ost2pst.exe and Ost2PstConverterFree.exe etc. The most recent installer that can be downloaded is 451 KB in size.
From the developer:
Repair unusable/corrupt OST database and restore OST on Outlook after conversion OST database to PST format.
You may want to check out more software, such as Ost2Pst Converter Free, Recover Data for OST to PST or Software Imperial OST to PST Converter, which might be related to OST2PST.