The TrustVare OST to HTML Converter Software is the best way to move offline OST files to HTML format. Allow moving a lot of OST files to HTML. The original text and style are not changed during the migration process. Because it has a virtual user interface, it can be used more efficiently. It gives a preview option before the conversion. It works with all versions of Windows OS and MS Outlook, old and new. Users can pick the right place for the created file to go. There's no need to install Microsoft. The software can change OST files to Unicode, ANSI, locked, or secured formats. Any size of an OST file can be changed. The converted info is saved on a hard drive. It is a well-designed application that can be used by both individuals and businesses. An application with no bugs. It has tech help 24 hours a day, seven days a week, and a free trial version.