Yes, there are third-party tool Aryson AOL Backup that facilitate AOL to Yahoo email migration. Aryson’s software allows users to back up AOL emails in multiple file formats such as PST, EML, MSG, PDF, and MBOX. It also supports direct migration from AOL to various email clients, including Yahoo Mail, Gmail, Office 365, and more. The tool maintains folder hierarchy, removes duplicate emails, and offers filters to backup emails selectively. Compatible with all Windows versions, it ensures a smooth transition from AOL to Yahoo, helping users manage their email data efficiently without loss or disruption.