MailsDaddy PST Merge & Join Tool is the most trusted and hassle-free solution for adding multiple PST files in a single PST file. This advanced and easy-to-use software provides the best features for merging multiple PST files. One of the best features is you can skip or remove duplicate emails before starting the combining process. It is compatible with all versions of Microsoft Outlook like 2019, 2016, 2013, and earlier. This utility can also merge ANSI, Unicode, password-protected and damaged Outlook PST files.