The best solution to recover the corrupt OST files is Aryson OST Recovery Tool. This software helps you to repair and recover the corrupt Outlook OST files including emails, calendars, contacts, journals, attachments, and other data. Moreover, it offers a Date Filter option to recover only desired data based on specified date & time and no need to install the MS Outlook on your local device. Along with that, it does not require any technical knowledge because it offers a simple user interface.