Plain-language reference
Learn the features
Search more than 75 features across twelve suites, then see what each does, where it is licensed, and why it matters to an organization.
New to the products? Begin with a short decision primer, then return here when you need feature-level detail. Open guided Learn →
Found a feature you need? Find the license that includes it →
📘 All links go to official Microsoft Learn / microsoft.com documentation, which Microsoft maintains and may update over time.
🦺 Frontline note: Exchange Kiosk (F1) enables Teams calendar only — no mailbox rights.
WhichM365 provides independent educational decision support. Its author is a Microsoft employee acting in a personal capacity. WhichM365 is not a Microsoft product or service and is not sponsored, authorized, or endorsed by Microsoft.