OST to Office 365 Conversion Utility applies to export OST data to Office 365 profile. When OST data becomes inaccessible then use OST to Office 365 Converter utility to save OST file in PST, MSG, EML and Office 365 email profile. One cannot access OST file outside of its original MAPI profile but OST to Office 365 migration utility makes your OST data healthy just by repairing corrupt data and provides various export option to save OST file in Office 365 profile and other reliable file format. Users can test the OST to Office 365 Converter product’s effectiveness just by downloading free trial run of OST to Office 365 migration tool and once they get satisfied they can purchase full version of tool just by paying 49 USD.