UltiSuite vs Microsoft 365
Same scope (mail, files, office, calendar, video, chat). UltiSuite hosts in France. Starter €6 excl. tax, Business Basic €5.60 excl. tax.
Comparison updated on September 1, 2026.
Decision table
| Criterion | UltiSuite | Microsoft 365 |
|---|---|---|
| Servers in France | yes | EU (EU Data Boundary) |
| Outside US extraterritorial access | yes | no |
| Install on your servers | yes (Enterprise) | no (legacy Exchange aside) |
| Word / Excel / PowerPoint import and export | yes (DOCX, XLSX, PPTX) | yes, desktop apps |
| Installable desktop apps | no | yes |
| Chat and video | UltiChat and UltiMeet | Teams |
| Teams migration | no | n/a |
| Licence | proprietary, self-hostable | proprietary, cloud |
| Native mobile apps | in development | yes |
| Offline mode | no | yes |
Plan and price details versus Microsoft: See pricing
Migration and coexistence
- Migrated: mail, contacts, calendar, OneDrive.
- Teams is not migrated.
- Coexistence: Outlook in parallel during the transition.
- Way back: full export, export et clients courants.
Current UltiSuite limits
- Native Android and iOS apps: in development.
- Offline mode: not yet.
- Desktop sync client for UltiDrive: not yet.