AOL Backup Tool is one of the best utilities to backup or restore AOL emails data files into different file formats such as PST, PDF, TXT, MBOX, EML, EMLX, HTML, etc. The AOL Backup software directly migrates mailboxes from AOL mail accounts to Gmail, Hotmail, Office 365, Thunderbird, Live Exchange, Outlook, etc. email clients. This tool allows bulk migration of AOL emails while maintaining data security and originality throughout the process. It also helps in removing duplicate emails during the process without losing data integrity. This tool is inbuilt with various advanced features one of which is the Mail Filter feature that allows converting selective emails of particular dates. This software has a simple user interface that makes tasks easier for both technical and non-technical users. It is also widely supported by Mac OS 10.8 Mountain Lion, 10.9 Mavericks, 10.10 Yosemite, and other above versions.