The MailConverterTools OST to PST Converter is the tested and verified solution to migrate OST data into an Office 365 account. It is the perfect solution for anyone looking to backup their OST files without Outlook. This tool offers an intuitive interface that makes it easy to use. It provides various exclusive features for easy and accurate conversion of OST files. Users can utilize this tool to efficiently convert OST to PST, MBOX, CSV, PDF, MSG, and other formats. It has the option to skip duplicate files and exclude email attachments to create a precise backup. Additionally, this software comes with a date filter for migrating OST data of a specific date range.