Calendar (General)

General Calendars

2020-02-18

Business Calendar (4.7@48,992) 13 / Business Calendar 2・Agenda, Planner & Organizer (4.7@161,190) Ǥ 23 / Business Calendar Pro (4.7@31,414; ~EUR 6.00) Ǥ 9 Testbericht 11/2013; Review 1/2014; Promo Video 4/2013; Kurzvorstellung 4/2015; Info 8/2015
HebDate Hebrew Calendar (4.7@17,116) Ǥ 16
Simple Calendar Pro - Events & Reminders Manager (4.7@3,684; ~EUR 1.00) 8 Github
TimeTree - Free Shared Calendar (4.6@108,519) Ǥ 19
Unicorn Calendar (4.6@4,274) Ǥ 7
Any.do: To do list, Calendar, Planner & Reminders (4.5@339,841) Ǥ 29
SolCalendar - Calendar / To do (4.5@138,716) Ǥ 28 LastUpdate: 2016-09-22 Kurzvorstellung 11/2013; Testbericht 11/2013
CalenGoo - Calendar and Tasks (4.5@8,511; ~EUR 5.50) Ǥ 18 Testbericht 11/2013
FamilyWall - Family Organizer (4.5@7,964) Ǥ 27
Family Shared Calendar: FamCal (4.5@4,977) Ǥ 11
Tiny Calendar - Calendar App (4.5@4,020) Ǥ 15
Pimlical Advanced Calendar/PIM (4.5@434; ~EUR 11.00) Ǥ 16 / Pimlical Calendar Widget (3.9@54; ~EUR 1.00) Ǥ 11 Video Walk-Through 9/2014; PalmOS's DateBk for Android
DigiCal Calendar Agenda (4.4@155,243) Ǥ 14 / DigiCal+ Calendar (4.6@23,086; ~EUR 5.00) Ǥ 1 $Contains no known trackers \o/$ LastUpdate: 2016-06-16 Kurzvorstellung 4/2013; Video Review 4/2013; Testbericht 11/2013 | 11/2013; Phone & Tablet optimized
Cozi Family Organizer (4.4@65,544) Ǥ 16
EssentialPIM - Your Personal Information Manager (4.4@10,786) Ǥ 31 Video Intro 9/2013; Calendars, To Dos, Notes, Contacts and Passwords
DejaOffice CRM with PC Sync (4.4@8,166) 29 $Contains no known trackers \o/$ Mini PIM: Contacts, Calendar, Tasks, Memos, Journals, Categories, and Notes
Google Calendar (4.3@1,144,394) Ǥ 23 Testbericht 11/2013
My Personal Agenda (4.3@26,860) Ǥ 11 / My Personal Agenda Pro (4.1@2,006; ~EUR 7.00) Ǥ 11 Diary, Notes, Task Lists, Reminders, Calendar, Contacts, Passwords, Drawings
Day by Day Organizer (4.3@14,715) Ǥ 18 / Day by Day Organizer PRO (4.4@3,111; ~EUR 5.00) Ǥ 16 Video Demo 1/2013; Kurzvorstellung 5/2013; Testbericht 4/2014; Calendar+Tasks
timee - Organizer, Team Calendar & Group Chat (4.3@333) Ǥ 29 Test 2/2017
Everyday Business Calendar (4.3@31) Ǥ 19 $Contains no known trackers \o/$ LastUpdate: 2016-06-19
Cal: Google Calendar, Calendar Widget & Tasks (4.2@86,117) Ǥ 22 LastUpdate: 2016-02-01 Vorstellung 12/2013; Blog 12/2013
WeCal Smart Calendar + Weather (4.2@42,548) 28 LastUpdate: 2017-02-20
To-Do Calendar Planner (4.2@31,706) Ǥ 23 $Contains no known trackers \o/$
Today Calendar 2017 (4.2@16,368) Ǥ 17 LastUpdate: 2016-04-26 / Today Calendar Pro (3.4@7,736; ~EUR 4.50) Ǥ 17 LastUpdate: 2015-11-20 Test 4/2014; Video Demo 9/2014; Piraten 2/2014; Kurzvorstellung 3/2015; pirates get pirat events added – so better buy it
Gemini Calendar (4.2@4,149) Ǥ 12 LastUpdate: 2016-03-04
HK Kalender (4.2@419) 4 $Contains no known trackers \o/$ LastUpdate: 2015-10-29 NoSync (private calendar)
Etar - OpenSource Calendar (4.2@335) 10 $Contains no known trackers \o/$ Github; Test 4/2017; Tutorial 12/2017; Review 5/2019
Advanced Event Calendar (Free) (4.2@35) 9 $Contains no known trackers \o/$ LastUpdate: 2017-01-29
Calendar Pad (4.1@14,172) Ǥ 9 LastUpdate: 2017-03-24
Calendar 2020 - Schedule and reminder (4.1@226) Ǥ 16
aCalendar - Android Calendar (4@83,070) Ǥ 21 / aCalendar+ Calendar & Tasks (4.5@30,273; ~EUR 5.00) Ǥ 19 Testbericht 11/2013; Video Review 11/2013; Kurztest 11/2014; Vorstellung 4/2015; Phone & Tablet optimized
ZenDay: Calendar, Tasks, To-do (4@2,927) Ǥ 22 $Contains no known trackers \o/$ Kurzvorstellung 1/2013; 3D-Kalender mit integrierter Todo-Liste
Informant (4@2,836) Ǥ 26 Promo Video 6/2013; Vorstellung 10/2013 | 12/2013
M Calendar (calendar, schedule, tasks) (4@209) Ǥ 15
Guru Calendar Free (4@131) Ǥ 22 LastUpdate: 2014-03-20
Calendar, Personal Planner & Diary - Jorte (3.8@202,083) Ǥ 24 Video Review 10/2013; Testbericht 11/2013
Calendar+ Schedule Planner App (3.8@10,358) Ǥ 17 / Calendar+ Schedule Planner (3.9@396; ~EUR 5.00) Ǥ 13
Personal Calendar Free (3.7@380) Ǥ 11 LastUpdate: 2017-03-03 / Personal Calendar (3.8@279; ~EUR 2.00) Ǥ 10 LastUpdate: 2017-02-05
Touch Calendar Free (3.6@5,844) Ǥ 5 $Contains no known trackers \o/$ LastUpdate: 2017-03-26 / Touch Calendar (3.8@3,524; ~EUR 3.75) Ǥ 4 LastUpdate: 2017-03-14 Testbericht 11/2013
Checkmark All in One Calendar (3.6@1,084) Ǥ 14 LastUpdate: 2014-07-09 mit Feiertags- und Mondkalender
memoCal (3.6@859) Ǥ 7 LastUpdate: 2016-12-28 Phone & Tablet optimized
Haroo – Calendar Reminder, Task Scheduler, Note (3.4@465) Ǥ 12 LastUpdate: 2018-06-25
Calendar & Schedule (3.2@410) 2 LastUpdate: 2015-12-22
Hub Family Calendar Organizer (2.5@2,235) Ǥ 22
iPlanner (2.1@327) 13 LastUpdate: 2015-12-04 / Urlaubsplan (2.1@552; ~EUR 2.00) 13 LastUpdate: 2015-12-04 Vorstellung 4/2014
LinCal (0@0) 2 $Contains no known trackers \o/$ LastUpdate: 2018-02-16 Github; calendar based on text files

Shift Calendars

2020-02-18

Work Shift Calendar (4.7@78,600) Ǥ 21
MYDUTY - Nurse Calendar (4.7@21,119) Ǥ 26
My Shift Planner - Personal Shift Work Calendar (4.7@2,862) Ǥ 9
Work Shift Table (4.7@1,259) 9
Shift Calendar (since 2013) (4.6@32,171) Ǥ 10
My Work Shifts (4.4@18,475) 8
myShiftWork: Shift Work Calendar, Plan & Schedule (4.4@3,830) Ǥ 20
Shift Work Calendar (4.4@3,435) Ǥ 8
Roster-Calendar (4.3@6,420) Ǥ 7 LastUpdate: 2018-06-18
Shift Calendar (4.3@2,872) Ǥ 19
Shift Work Calendar (FlexR Pro) (4.3@1,300; ~EUR 4.00) Ǥ 17
Work Calendar (4.2@2,042; ~EUR 2.50) Ǥ 15
My ShiftWork Free (4.1@6,072) Ǥ 9 / MyShiftWork Pro (3.1@533; ~EUR 2.75) Ǥ 7
Your Shift Scheduler (4.1@1,195) 2 LastUpdate: 2016-02-09
Shift Worker Now (3.9@13) Ǥ 17 $Contains no known trackers \o/$ / Shift Worker Pro (4.4@227; ~EUR 4.75) Ǥ 17 $Contains no known trackers \o/$ LastUpdate: 2017-04-07
Shift Schedule + Alarm Clock (3.8@9,105) Ǥ 14 / Shift Schedule Donation (3.7@454; ~EUR 1.50) Ǥ 1 LastUpdate: 2015-05-12
WorkOrg: Shift Schedule Organizer (3.8@4,067) Ǥ 12
Shift Wage Planer Trial (3.8@548) 12 $Contains no known trackers \o/$ / Shift Wage Planer (3.6@783; ~EUR 5.00) 11
Shift Calendar (Shift Roster) (3.3@2,507) Ǥ 12
shift calendar (2.8@2,114; ~EUR 1.50) Ǥ 5 LastUpdate: 2013-08-09
ShiftCal (0@0) 0 $Contains no known trackers \o/$ Github

Also see: Die besten Schichtplaner-Apps für Android (1/2016)

Special Calendars

2020-02-18

There are a bunch of calendars specific to a given detail, such as e.g. holidays, or just offering a tiny addition. I can't list them all, but a small selection here:

World Holidays (5@2) 4 $Contains no known trackers \o/$ Github
Ferien & Feiertage (4.6@2,361) 0 $Contains no known trackers \o/$ Vorstellung 1/2016
Memento - Birthdays & Namedays Calendar 🎂 🎈 (4.5@1,542) Ǥ 13 Github; birthday and nameday app
Deutsche Feiertage & Ferien (4.4@2,405) Ǥ 5
Birthdays for Android (4.2@276,369) 8 Video Intro 10/2019
Müllmann (3.4@392) 11 für alle, die die Tonnen an die Straße stellen müssen
MyMüll.de - Abfall App (3.3@2,283) Ǥ 13 für alle, die die Tonnen an die Straße stellen müssen. Kurzvorstellung 1/2013
Abfall-App Abfall+ (3.3@331) Ǥ 11 für alle, die die Tonnen an die Straße stellen müssen
Birthday Calendar (3.3@47) 10 Github; birthdays of your „social contacts“ (Facebook, Xing, Skype …)
MyCalendar (3@25) Ǥ 21 LastUpdate: 2014-12-23 / MyCalendar Beta (4.4@34) Ǥ 21 LastUpdate: 2015-01-29 Birthdays

Many of these apps carry the term „Tracker“ in their names. Double meaning, be careful. Got 5 minutes? Then, for an explanation, watch this video: No body's business but mine: How menstruation apps are sharing your data …

Period Tracker - Period Calendar Ovulation Tracker (4.9@5,111,711) Ǥ 11 Video Review 4/2013; Test 2/2017 | 7/2018
Period Tracker (4.9@149,444) Ǥ 9
Period Tracker Flo. Ovulation Calendar & Pregnancy (4.8@1,179,066) Ǥ 12 Test 7/2018
Period Tracker Clue - Ovulation and Cycle Calendar (4.8@884,174) Ǥ 17 Privatsphäre-Check 11/2019:
Period and Ovulation Tracker (4.8@152,247) Ǥ 7
Period tracker & Ovulation calendar by PinkBird (4.8@73,785) Ǥ 15
Woman Calendar(free) (4.8@5,429) Ǥ 7 LastUpdate: 2017-08-10 / Women's Calendar(crystal) (4.7@1,707) Ǥ 7 LastUpdate: 2018-05-19
myNFP Mobile (4.8@317) Ǥ 4 $Contains no known trackers \o/$ Datenschutztest 7/2018
Period Tracker (4.7@346,984) Ǥ 9 / Period Tracker Deluxe (4.7@20,152; ~EUR 6.50) Ǥ 8
Woman diary (calendar) (4.7@99,981) Ǥ 8
Period Tracker log28 (4.7@7) 4 $Contains no known trackers \o/$ LastUpdate: 2018-08-09 Github
Fertility Friend Ovulation App (4.6@14,077) Ǥ 7
WomanLog Period Tracker & Calendar (4.5@126,165) Ǥ 9 / WomanLog Pro Calendar (4.8@19,385; ~EUR 3.50) Ǥ 9 Test 11/2013
Period Tracker Bloom, Menstrual Cycle Tracker (4.5@3,156) Ǥ 8
Ladytimer Period Calendar (4.5@377) Ǥ 10 LastUpdate: 2018-07-22 / Ladytimer Ovulation & Period Calendar (4.8@78,328) Ǥ 10 / LADYTIMER Period Tracker (4.7@296; ~EUR 4.25) Ǥ 8
OvuView: Ovulation & Fertility (4.4@43,069) Ǥ 18
WECARE Hỏi đáp - Review - Mua sắm (4.4@1,916) Ǥ 17
Bella Period Calendar (4.3@3,853) 6
Period Tracker Mia (4.3@2,915) Ǥ 14 LastUpdate: 2018-01-31
Period and Ovulation Tracker (4.3@37) Ǥ 7 LastUpdate: 2016-08-24
Easy Period Calendar - ovulation 🌼 (4.2@2,842) Ǥ 17 LastUpdate: 2018-01-29
Period Tracker & Fertile days (4.2@1,508) Ǥ 7 LastUpdate: 2018-03-23
Fertility Calendar (4.1@358) Ǥ 8 LastUpdate: 2017-10-25
Lady Cycle (4.1@329) Ǥ 8 Datenschutztest 7/2018
Woman Calendar (4@688) Ǥ 3 $Contains no known trackers \o/$
My Fertility Companion (3.9@99) Ǥ 5 $Contains no known trackers \o/$ LastUpdate: 2017-01-20
Menstrual Calendar (3.8@1,668) 7 LastUpdate: 2016-11-29 / Menstrual Calendar PRO (3.8@66; ~EUR 2.00) 7 LastUpdate: 2017-08-08 Datenschutztest 7/2018
Ovulation Predictor (3.3@3) Ǥ 7 LastUpdate: 2015-08-06

Calendar Tools

2020-02-18

Calendar Watcher (4.9@16) 4 $Contains no known trackers \o/$ Intro 10/2018; notifications for changes in shared calendars
Polite Droid (4.6@46) 2 $Contains no known trackers \o/$ LastUpdate: 2015-03-04 Activates silent mode during calendar events
iCal Import/Export CalDAV (4.5@7,207) Ǥ 19 / iCal Import/Export CalDAV Pro (4.7@1,718; ~EUR 3.50) Ǥ 18
Calendar Colors (4.5@170) 4 $Contains no known trackers \o/$
TKWeek (4.5@100) 10 LastUpdate: 2017-09-07 Date conversions
MyLocalAccount (4.3@529) 10 $Contains no known trackers \o/$ LastUpdate: 2013-11-18 Provides a "local account" on devices which don't have it by default
Geek Calendar Tool (4.2@130) 3
Hebrew events calendar (4.1@104; ~EUR 0.75) 8 Converts dates between Hebrew and Gregorian calendars
Calendar Cloner FREE (3.9@29) 6 $Contains no known trackers \o/$ LastUpdate: 2017-11-18 / Calendar Cloner (3.9@32; ~EUR 3.50) 6 LastUpdate: 2017-02-03 Github
ICSx⁵ – sync Webcal & .ics calendars (3.8@171; ~EUR 1.50) 12
Copy Calendar Events (3.8@56) Ǥ 14 / Copy Calendar Events Pro (4.6@35; ~EUR 4.00) Ǥ 14 LastUpdate: 2018-08-02
Calendar Cleanup (3.7@190) 2 $Contains no known trackers \o/$ LastUpdate: 2018-01-07 / Automated Calendar Cleaning (4@8; ~EUR 2.00) 3 $Contains no known trackers \o/$ LastUpdate: 2017-12-14
Birthdays into Calendar (Free) (3.5@276) 9 $Contains no known trackers \o/$ LastUpdate: 2017-01-12 / Birthdays into Calendar (4@186; ~EUR 1.25) 9 LastUpdate: 2016-11-02 makes the birthdays from your contacts available as a standard calendar / Github
Calendar Import - Export (ics) (3.5@270) 6 $Contains no known trackers \o/$ LastUpdate: 2017-12-29 Github; Import/export your Android calenders as ics files without using the Google cloud
Offline Calendar (3.4@403) 4 $Contains no known trackers \o/$ Github; create "local calendars" which are not synced but stay local
ICS Importer (1.6@779) Ǥ 9 LastUpdate: 2017-01-04
Suntimes Calendars (0@0) 4 $Contains no known trackers \o/$ Github; provides calendar events for the moon phases, solstices, and equinoxes
Calendar ICS adapter (0@0) 3 $Contains no known trackers \o/$ LastUpdate: 2016-05-27 Github; Import and export calendar files
Add to calendar (0@0) 1 $Contains no known trackers \o/$ LastUpdate: 2016-06-23 Github; Import .ics files into calendar

Further Readings:

Video (~5min): No body's business but mine: How menstruation apps are sharing your data (9/2019)
Zyklus-Apps senden sensible Daten an Facebook (9/2019)
4 of the Best Cross-Platform Calendar Apps (9/2018)
Die besten Kalender-Apps fürs Android-Smartphone (5/2015)
Die besten Kalender-Apps für Android (11/2014 - 12/2016)
Die besten Schichtplaner-Apps für Android (7/2014 - 1/2016)
Today Calendar PRO vs. Jorte Kalender: Welche Kalender-App überzeugt? (7/2014)
SolCalendar vs. DigiCal: Welcher Kalender ist besser? | Google Kalender vs. Business Calendar PRO: Zwei Kalender-Apps im Vergleich (6/2014)
The 10 best calendar apps for Android (1/2014 - 5/2019)
Die besten Kalender-Apps im Überblick (1/2014 - 9/2016)
Die besten Kalender-Apps für Android (12/2013 - 12/2016)
10 Best Calendar Apps For Android To Get It All Done (9/2013 - 1/2017)
The best calendar apps for Android (1/2013 - 12/2017)

2020-02-23

IzzyOnDroid

Calendar (General)

General Calendars

Shift Calendars

Special Calendars

Women Calendar

Calendar Tools