MailsDaddy OST to PST Converter is a 3rd party software that can be used to convert OST files to PST format. This tool is very effective in recovering data from orphaned, corrupted and inaccessible OST files. The tool comes with a lot of useful features like split OST file, Export to multiple, search option and many other features. Its a fat, secure and reliable tool that comes with a easy to use interface which makes it ideal for those who do not have any technical knowledge. This tool is compatible with all Windows OS and supports all Outlook versions. In its free trial version, Users can convert up-to 20 files per folder.