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Microsoft Outlook vs Zoho Mail: catalog facts
Microsoft Outlook	Zoho Mail
Freemium Free app and account available; Microsoft 365 plans add paid features and Office apps.	Paid Paid business plans billed per seat, which can be mixed within a team.
Windows, macOS, Android, iOS, Web	Web
Email, calendar and contacts for multiple accounts in one app Available on desktop, mobile and web	No advertising Choice of data centre region
Closed source and tied to Microsoft services Some features, including Copilot, require a paid plan	Proprietary hosted service Aimed at businesses rather than individuals
Downloadable app, Web application	Hosted service
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.