Shoviv IMAP to Office 365 Migration Tool stands out as one of the best solutions for migrating emails from any IMAP-based email client (such as Gmail, Yahoo, Zohoo, and Outlook) to Office 365. It offers a user-friendly interface, advanced filtering options for selective migration, and the ability to schedule migrations for convenience. The tool preserves data integrity and folder hierarchy, ensuring a seamless transition. Key features include incremental export, mailbox mapping, and support for large or multiple mailboxes without size restrictions. Shoviv provides 24/7 technical support and a free trial version for users to evaluate its capabilities.