Disk Drill by Cleverfiles - Recover any type of deleted files in Windows & Mac including Office documents, messages, and media files quickly and easily.
ATS OST to PST Converter - OST to PST Converter is riskiness-free Converter tool for OST to PST file Conversion even when your Exchange Server is downtime, crash or file corruption. This is support MS-Outlook 2019, 2016, 2013, 2010, 2007 & etc.
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.
SysVita OST to PST Converter - Sysvita OST to PST Converter tool helps to export, migrate or convert OST to PST including all email itmes, and also migrate emails from OST to Live Exchnge & Office 365.
EaseUS Data Recovery Wizard - Advanced data recovery software to do format recovery, unformat and recover deleted files emptied...
vMail OST to PST converter - vMail OST to PST Converter Software is an easy to use tool to convert Exchange OST file to Outlook PST file as well as EML, EMLX, MSG, MBOX, vCard & vCal formats. This software can also recover mailboxes from corrupt, damaged and encrypted OST file.