For an easy and trouble-free conversion of OST to PST files, download the specially designed OST to PST conversion software with the best functionality, which in just a few clicks, converting Outlook to OST for PST included different file formats. The perfect resource for the user to choose and use smooth selective conversion that exports items and folders from OST to PST.

More Info:- http://www.completeconverter.com/ost/pst/

You can use the OST to PST Converter tool to have all the features that you want in one converter. This tool can convert your data into PST, EML, EMLX, MBOX. To know more about this tool you can use the free demo version of this tool. With the help of this tool, it can be easily work on MS Outlook versions like 97, 98, 2000, 2002, 2003, 2007, 2010, 2013, 2016, 2019 (32bit & 64bit), and also on various latest platforms. You can try the free demo version of the converter to convert 10 emails for free.

To convert MBOX to PST file format, you can take help of MBOX to PST Converter utility that provides a complete solution in just a few clicks. This tool easily migrates MBOX email clients like Entourage, Netscape, SeaMonkey, etc. The converter maintains all popular Meta Properties of an Email such as attachments, To, CC, BCC and From. It can also support all MS Outlook like: 2003, 2007, 2007, 2011 ,2013 & 2016.            
More Info:- https://www.softakensoftware.com/mbox-to-outlook-converter.html

This MBOX to PST Exporter tool is a most reliable software that can import MBOX data to Outlook PST without any data loss risk. With this convert user can easily convert all types of mbox data into pst format such as thunderbird, Apple mail, Eudora and etc. This Software provides simple and easy user-interface where anyone can easily access it without any technical expertise. 
More Info:-  https://www.softakensoftware.com/mbox-to-outloo?k-converter.html