Is Calendar better than Outlook?

Calendar ranks higher in our list of calendar apps (#2 against #3, score 91.0 against 89.0), but the gap is small and the better choice depends on what you need. Calendar is best for: Apple users who want a built-in calendar. Outlook is best for: email and calendar in one workplace app.

Which is cheaper, Calendar or Outlook?

Calendar: Included with macOS and iOS at no extra charge. Outlook: Free web version at Outlook.com; desktop apps and extras depend on plan.

Do Calendar and Outlook run on the same platforms?

Calendar supports macOS, iOS. Outlook supports Windows, macOS, iOS, Android, Web.

Comparison · Calendar apps

Calendar vs Outlook: which is better in 2026?

Calendar91.0#2 in best calendar apps

Outlook89.0#3 in best calendar apps

Calendar ranks higher in our list of calendar apps (#2 against #3, score 91.0 against 89.0), but the gap is small and the better choice depends on what you need.

How we rank Share

91.0
Editorial score
89.0
2
Platforms
5
Yes
Free to use
Yes
No
Open source
No

Which should you choose?

Choose Calendar if you want

Apple users who want a built-in calendar.

Built into macOS and iOS and syncs iCloud and Google accounts with no extra install. It runs only on Apple devices, and its scheduling tools are simpler than Fantastical's.

Choose Outlook if you want

Email and calendar in one workplace app.

A full mail, calendar and tasks client on Windows and Mac, with delegate access and Copilot help. It is most useful when email also lives in Outlook, and its calendar alone is less focused than Fantastical.

The main differences

Only Outlook runs on Windows.
Only Outlook runs on Android.
Only Outlook runs on Web.
Calendar is free; Outlook is free plan, paid upgrades.

Side by side

	Calendar	Outlook
Score	91.0	89.0
Rank in list	#2 of 10	#3 of 10
Price	FreeIncluded with macOS and iOS at no extra charge	Free plan, paid upgradesFree web version at Outlook.com; desktop apps and extras depend on plan
Free to use	Yes	Yes
Open source	No	No
Platforms	macOSiOSmacOS, iOS	WindowsmacOSiOSAndroidWebWindows, macOS, iOS, Android, Web
Made by	Apple	Microsoft
Where events are kept	iCloud and added accounts	Microsoft accounts
Desktop app	Yes, built in	Yes
Best for	Apple users who want a built-in calendar	Email and calendar in one workplace app
Strengths	Built into macOS and iOS at no cost Combines iCloud and Google accounts	Mail, calendar and To Do in one app Shared calendars and delegate access
Limits	Runs only on Apple devices Fewer scheduling tools than dedicated calendar apps	Calendar is tied to the mailbox Desktop and extra features depend on the account and plan
Links	Visit site	Visit site

Questions about Calendar vs Outlook

Is Calendar better than Outlook?: Calendar ranks higher in our list of calendar apps (#2 against #3, score 91.0 against 89.0), but the gap is small and the better choice depends on what you need. Calendar is best for: Apple users who want a built-in calendar. Outlook is best for: email and calendar in one workplace app.
Which is cheaper, Calendar or Outlook?: Calendar: Included with macOS and iOS at no extra charge. Outlook: Free web version at Outlook.com; desktop apps and extras depend on plan.
Do Calendar and Outlook run on the same platforms?: Calendar supports macOS, iOS. Outlook supports Windows, macOS, iOS, Android, Web.