ATS OST to PST Converter tool is one of the professional third party tools. It is trusted by millions of users around the world. ATS OST Converter recovers all mailbox items like Emails, Calendars, Contacts, Drafts, Notes, etc. including attachments. It can also supports Exchange Server 2003, 2007, 2010, 2013, 2016, 2019 and outlook versions 2000, 2002, 2003, 2007,2010,2013,2016 and 2019. ATS OST Converter supports both 32-bit and 64-bit Windows operating system. The tool is built on the most advanced algorithms that can recover every last bit of information from your exchange database with ease. It also supports granular exchange recovery allowing you to export exactly what you need.