Best Team-Planning.com Alternatives in 2026

Updated October 2026

20 apps from calendar apps ranked against Team-Planning.com on the same published basis.

1
Mozilla Thunderbird Free plan Open sourceAndroidLinuxMacWin Free9.0
Team-Planning.com vs Mozilla Thunderbird
2
Microsoft Outlook Calendar Free plan AndroidiOSMacWeb $1.67/mo8.2
Team-Planning.com vs Microsoft Outlook Calendar
3
Lark Free plan AndroidapiiOSLinuxMac 8.2
Team-Planning.com vs Lark
4
EGroupware Free trial Open sourceWebLinuxWinMac €21.90/mo8.2
Team-Planning.com vs EGroupware
5
Proton Calendar Free plan AndroidiOS Free8.0
Team-Planning.com vs Proton Calendar
6
Teamup Free plan AndroidapiiOSWeb $12/mo8.0
Team-Planning.com vs Teamup
7
Cozi Free plan AndroidiOSWeb $3.25/mo8.0
Team-Planning.com vs Cozi
8
Calendar.com Free plan AndroidapiextensioniOSWeb $20/mo8.0
Team-Planning.com vs Calendar.com
9
TimeFinder Free plan AndroidiOSMacWebWin Free8.0
Team-Planning.com vs TimeFinder
10
Notion Calendar Free plan AndroidiOS Free7.9
Team-Planning.com vs Notion Calendar
11
TimeTree Free plan AndroidiOSWeb $3.75/mo7.9
Team-Planning.com vs TimeTree
12
Doodle Free plan Web $11/mo7.8
Team-Planning.com vs Doodle
13
Tuta Calendar Free plan AndroidiOS €3/mo7.8
Team-Planning.com vs Tuta Calendar
14
Reclaim AI Free plan extensionWeb $10/mo7.8
Team-Planning.com vs Reclaim AI
15
FlowSavvy Free plan AndroidiOSWeb 7.8
Team-Planning.com vs FlowSavvy
16
Musubi Free plan AndroidiOSself-hostedWeb Free7.8
Team-Planning.com vs Musubi
17
Samsung Calendar Free plan Android Free7.7
Team-Planning.com vs Samsung Calendar
18
Fantastical Free plan iOSMacWin Free7.7
Team-Planning.com vs Fantastical
19
Trevor AI Free plan Web $0.42/mo7.7
Team-Planning.com vs Trevor AI
20
Calendars by Readdle Free plan iOSMac $1.67/mo7.7
Team-Planning.com vs Calendars by Readdle

Team-Planning.com alternatives compared

#	App	Score	Free plan	From	Runs on
1	Mozilla Thunderbird	9.0	Free plan	Free	Android, Linux, Mac, Windows
2	Microsoft Outlook Calendar	8.2	Free plan	$1.67/mo	Android, iOS, Mac, Web
3	Lark	8.2	Free plan		Android, API, iOS, Linux, Mac, Web, Windows
4	EGroupware	8.2		€21.90/mo	Web, Linux, Windows, Mac
5	Proton Calendar	8.0	Free plan	Free	Android, iOS
6	Teamup	8.0	Free plan	$12/mo	Android, API, iOS, Web
7	Cozi	8.0	Free plan	$3.25/mo	Android, iOS, Web
8	Calendar.com	8.0	Free plan	$20/mo	Android, API, Browser, iOS, Web
9	TimeFinder	8.0	Free plan	Free	Android, iOS, Mac, Web, Windows
10	Notion Calendar	7.9	Free plan	Free	Android, iOS
11	TimeTree	7.9	Free plan	$3.75/mo	Android, iOS, Web
12	Doodle	7.8	Free plan	$11/mo	Web
13	Tuta Calendar	7.8	Free plan	€3/mo	Android, iOS
14	Reclaim AI	7.8	Free plan	$10/mo	Browser, Web
15	FlowSavvy	7.8	Free plan		Android, iOS, Web
16	Musubi	7.8	Free plan	Free	Android, iOS, self-hosted, Web
17	Samsung Calendar	7.7	Free plan	Free	Android
18	Fantastical	7.7	Free plan	Free	iOS, Mac, Windows
19	Trevor AI	7.7	Free plan	$0.42/mo	Web
20	Calendars by Readdle	7.7	Free plan	$1.67/mo	iOS, Mac

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Questions about Team-Planning.com alternatives

What is the best alternative to Team-Planning.com?

Mozilla Thunderbird, number 1 in calendar apps with a score of 9.0 out of 10. The others here: Microsoft Outlook Calendar, Lark, EGroupware and 16 more.

What is the best free alternative to Team-Planning.com?

Mozilla Thunderbird is the best-ranked alternative with a free plan. 19 of the 20 alternatives here publish a free plan on their own pricing pages.

Is there an open-source alternative to Team-Planning.com?

Yes: Mozilla Thunderbird, EGroupware.

How are these alternatives ranked?

Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.