You could have downloaded isimSoftware OST to PST Converter 1.0.1 from our software library for free. The actual developer of the software is isimsoftware. The program lies within Development Tools, more precisely Database Tools.
From the developer:
Tool to Convert OST File into PST, EML, MBOX and MSG Formats etc.
You may want to check out more software, such as OST to PST Converter Software, KDETools OST to PST Converter Software or SameTools OST to PST Converter Tool, which might be related to isimSoftware OST to PST Converter.
Editors & Converters
Editors & Converters