There’s no single “best” tool for every case — the right choice depends on what you’re migrating and how complex the scenario is.
For simple mailbox-only moves, basic tools or Microsoft’s native options may be enough.
But for real tenant-to-tenant projects (merger acquisitions. , divestment, rebranding), most admins look for a tool that can:
Tools built with this end-to-end, cloud-native approach (like CloudBik’s model) are usually preferred for modern Microsoft 365 tenant-to-tenant migrations, especially when minimizing risk and user impact is critical.
For simple mailbox-only moves, basic tools or Microsoft’s native options may be enough.
But for real tenant-to-tenant projects (merger acquisitions. , divestment, rebranding), most admins look for a tool that can:
- Migrate Exchange, OneDrive, SharePoint, and Teams together
- Support pre-migration + incremental sync to reduce downtime
- Handle UPN/domain changes without breaking user mapping
- Preserve permissions, version history, and metadata
- Run fully cloud-based (no agents or local servers)
Tools built with this end-to-end, cloud-native approach (like CloudBik’s model) are usually preferred for modern Microsoft 365 tenant-to-tenant migrations, especially when minimizing risk and user impact is critical.