If you are struggling to find out the best way to scan and Open OST files on Mac, then you must try the MacSonik OST Viewer Tool. This software allows users to provide a unique name and destination to the resulting file/folder. Using its Read OST Files including Attachments features users can access and read Offline data files on their Mac with their attached files. Furthermore, its simple interface makes it easy to use by both technical and non-technical users.