MiniTool Power Data Recovery - MiniTool Power Data Recovery is a freemium data recovery tool that works quite well considering the basic version is the only free aspect of the app.
MailsDaddy OST to PST Converter - Download MailsDaddy OST to PST Converter software to retrieve Offline OST file data and export in PST and many various format like-EML, MSG, HTML, RTF, MHTML, MBOX, Office 365 and Live Exchange Server.
Disk Drill by Cleverfiles - Recover any type of deleted files in Windows & Mac including Office documents, messages, and media files quickly and easily.
ReliefJet Essentials for Outlook - A large set of useful and easy-to-use tools for every Microsoft Outlook user: Import, export and convert using EML,MSG,TXT and PST formats; remove duplicate items, process attachments and extract addresses; get reports and statistics and even more...
Puran File Recovery - Puran File Recovery can be used to recover deleted/lost files/partitions.
Softaken OST File Exporter - Softaken OST to PST Converter to repair, recover and convert OST file to PST