Stellar Migrator for Exchange is a trusted solution designed for seamless and secure mailbox migration from on-premises Exchange Servers (2010, 2013, 2016, 2019) to Microsoft 365 (Office 365). It supports migrating emails, contacts, calendars, public folders, and archive mailboxes while maintaining folder structure, metadata, and user permissions. With batch migration, incremental sync (to transfer only new or modified items), and detailed reporting, it’s ideal for IT teams, MSPs, and businesses undergoing cloud transitions. The tool also supports cross-domain and cross forest migrations, making it a powerful choice for Exchange to Office 365 or tenant-to-tenant scenarios. A free trial is available to migrate up to 2 free mailboxes.