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TimeTree vs Microsoft Outlook for iOS and Android: catalog facts
TimeTree	Microsoft Outlook for iOS and Android
Freemium Free with ads; Premium costs 4.49 USD per month or 44.99 USD per year, varying by region.	Freemium The app is a free download; Microsoft 365 plans are sold separately.
Android, iOS	Android, iOS
Multiple shared calendars for different groups Simple invite-based sharing	Email, calendar and contacts in one app Available on both iOS and Android phones and tablets
Free version shows ads File attachments and some views require Premium	Closed source Closely tied to Microsoft's services and plans
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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