Special Calendars & Diaries

Shift Calendars

2025-06-20

Work Shift Calendar (4.7@173,181) Ǥ 28 4
MYDUTY - Nurse Calendar&Alarm (4.6@37,438) Ǥ 30 15
My Work Shifts (4.6@24,416) Ǥ 7 2
Work Shift Table (4.6@2,073) Ǥ 15 2
Shift Work Calendar (4.5@4,118) Ǥ 13 3
Shift Calendar (since 2013) (4.4@39,582) Ǥ 16 1
Shift Work Calendar (4.3@22,102) Ǥ 15 8
WorkOrg: Shift Schedule (4.3@5,551) Ǥ 14 2 LastUpdate: 2023-05-23
Shift Calendar (Roster) (4.2@1,803) Ǥ 22 7
Shift Work Calendar - FlexR (4.2@1,514; ~EUR 5.00) Ǥ 13 2
Shift Work Schedule Calendar (4.1@45,728) Ǥ 16 13
Shift Schedule + Alarm Clock (4.1@9,815) Ǥ 19 6 / Shift Schedule Donation (3.5@467; ~EUR 2.75) 0
Shiftmate -My Roster Scheduler (4.1@1,266) 3 5
My Shift Planner - Calendar (4@16,838) Ǥ 15 2
Roster-Calendar (4@7,156) Ǥ 12 2
Work Calendar (4@2,100; ~EUR 2.50) 13 $Contains no trackers known to us \o/$ LastUpdate: 2021-10-29
My ShiftWork Lite (3.8@6,467) Ǥ 13 2 / MyShiftWork Pro (3.4@725; ~EUR 2.75) Ǥ 8 1
Shift Worker Now (3.8@21) Ǥ 17 $Contains no trackers known to us \o/$ LastUpdate: 2019-03-13
Shift Work Calendar (3.5@4,119) Ǥ 23 5
Shift Calendar (Shift Roster) (3.5@2,621) Ǥ 14 3 LastUpdate: 2022-03-20
Shift Wage Planer Trial (3.5@630) 11 2 LastUpdate: 2022-06-13
ShiftCal (0@0) 7 $Contains no trackers known to us \o/$ Github

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

Ovulation & Fertility Calendar

2025-06-13

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 …

LILY Period Tracker, Pregnancy, Ovulation Calendar (5@7,736) Ǥ 12 7 LastUpdate: 2022-02-26
Period Calendar Period Tracker (4.9@4,731,882) Ǥ 18 8 Test 2/2017 | 7/2018
Period Tracker and Calendar (4.8@519,632) Ǥ 10 13
Ovulation & Period Tracker (4.8@436,212) Ǥ 19 6
Period and Ovulation Tracker (4.8@178,189) Ǥ 12 7
Flo Zyklus- & Eisprungkalender (4.7@4,343,254) Ǥ 12 2 Test 7/2018
Maya - Period & Health (4.7@249,776) Ǥ 22 9
Period tracker by PinkBird (4.7@231,369) Ǥ 15 7 LastUpdate: 2022-09-28
Ovia Cycle & Pregnancy Tracker (4.7@79,560) Ǥ 17 7
myNFP (4.7@831) Ǥ 7 $Contains no trackers known to us \o/$ Datenschutztest 7/2018
Period Tracker (4.6@362,052) Ǥ 14 5 / Period Tracker Deluxe (4.5@20,605; ~EUR 6.50) Ǥ 8 1
Bella Period Calendar (4.6@10,769) Ǥ 11 9 LastUpdate: 2023-02-07
Clover－Period & Cycle Tracker (4.5@257,868) Ǥ 11 6
Period Calendar (4.5@219,732) 7 6 LastUpdate: 2022-10-16
Woman Calendar(free) (4.5@6,504) Ǥ 7 4
drip period &fertility tracker (4.5@285) 14 $Contains no trackers known to us \o/$ GitLab
Periodical (4.5@140) 1 $Contains no trackers known to us \o/$ Github
Ovulation Tracker App | Glow (4.4@71,558) Ǥ 29 9
Fertility Friend Ovulation App (4.4@18,192) Ǥ 14 $Contains no trackers known to us \o/$
Period Tracker Bloom (4.4@4,677) Ǥ 12 7
Period Tracker Mia (4.4@4,387) Ǥ 14 5 LastUpdate: 2020-07-10
Period Tracker & Fertile days (4.4@2,688) Ǥ 7 3 LastUpdate: 2018-03-23
Easy Period Calendar ovulation (4.3@4,218) Ǥ 18 9 LastUpdate: 2023-07-26
Ladytimer Period Calendar (4.3@509) Ǥ 12 6 / Ladytimer Ovulation Calendar (4.4@88,752) Ǥ 12 4
Clue Cycle & Period Tracker (4.2@1,354,331) Ǥ 17 2 Privatsphäre-Check 11/2019:
WomanLog Period Calendar (4.2@130,903) Ǥ 8 7 / WomanLog Pro Calendar (4.2@20,295; ~EUR 5.00) Ǥ 8 4
log28 (4.2@22) 0 $Contains no trackers known to us \o/$ LastUpdate: 2020-10-19 Github
Euki (3.9@178) 5 $Contains no trackers known to us \o/$ privacy check 8/2022
OvuView: Ovulation & Fertility (3.8@45,865) Ǥ 23 8
Lady Cycle (3.7@441) Ǥ 11 1 Datenschutztest 7/2018
Ovy – Contraception Pregnancy (3.1@4,034) Ǥ 13 4
Menstrual Calendar (2.9@1,648) 7 1 LastUpdate: 2016-11-29
Fertility Calendar (2@373) Ǥ 9 3 LastUpdate: 2022-11-06
Bluemoon (0@0) 5 $Contains no trackers known to us \o/$ GitLab
Mensinator (0@0) 2 $Contains no trackers known to us \o/$ Github
OvulaRing - Zyklusgesundheit (0@0) 6 1

Special Calendars

2025-06-20

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:

DeuFeiTage (5@5) 1 $Contains no trackers known to us \o/$ LastUpdate: 2023-03-11 Codeberg
Birday - Birthday Manager (4.7@4,179) 10 $Contains no trackers known to us \o/$ Github
Birthdays: Reminder & calendar (4.5@318,967) 9 1 LastUpdate: 2022-09-10 Video Intro 10/2019
BirthDayDroid (4.3@68) 6 $Contains no trackers known to us \o/$ LastUpdate: 2021-12-16 GitLab
Deutsche Feiertage & Ferien (3.4@4,381) Ǥ 5 2
Birthday Calendar (3.4@59) 10 $Contains no trackers known to us \o/$ LastUpdate: 2020-03-23 Github; birthdays of your „social contacts“ (Facebook, Xing, Skype …)
Müllmann (3.3@456) 10 2 für alle, die die Tonnen an die Straße stellen müssen
Abfall-App Abfall+ (3.2@544) Ǥ 16 1 für alle, die die Tonnen an die Straße stellen müssen
MyMüll.de - Abfall App (3.1@2,921) Ǥ 16 1 für alle, die die Tonnen an die Straße stellen müssen
Ferien & Feiertage (3.1@2,505) 3 1 Vorstellung 1/2016
MyCalendar (3@25) Ǥ 21 3 LastUpdate: 2014-12-23 Birthdays
Holidayz (0@0) 1 $Contains no trackers known to us \o/$ Github; Public and Regional Holidays for 100+ Countries
Vedroid Events (0@0) 3 $Contains no trackers known to us \o/$ LastUpdate: 2020-09-24 GitLab; birthday/event reminder
MeeRoo (0@0) 8 $Contains no trackers known to us \o/$ LastUpdate: 2023-12-15 Github; Meeting room reservations

Diaries

2025-06-21

Contact Diary (5@8; ~EUR 1.25) 4 $Contains no trackers known to us \o/$ LastUpdate: 2023-09-25 Github
Ein guter Plan: Achtsamkeit (4.8@2,266) Ǥ 10 2 Mindfulness and reflection
History of Me (4.8@6) 2 $Contains no trackers known to us \o/$ LastUpdate: 2022-11-21 Github
Daylio Journal - Mood Tracker (4.7@428,711) Ǥ 15 4 Vorstellung 12/2021; Mood Diary & Happiness Tracker
Don’t panic (4.7@2,961) 8 2
My Diary - Daily Diary Journal (4.6@1,129,977) Ǥ 31 18
Life : Personal Diary, Journal (4.6@155,617) Ǥ 20 11
DailyLife - My Diary, Journal (4.6@69,982) Ǥ 27 4
jtx Board | journals & tasks (4.6@509) 20 $Contains no trackers known to us \o/$ GitLab; calendar, journal & tasks
DiaryVault: diary with backup (4.6@10) 14 $Contains no trackers known to us \o/$ Github
Mind journal: Diary, Mood trac (4.5@16,165) 11 3 LastUpdate: 2022-08-01
Daybook - Diary, Journal, Note (4.4@55,249) Ǥ 17 5
Mood Log (4.4@1,326) Ǥ 8 3 LastUpdate: 2020-12-17
Diaro - Diary Journal Notes (4.3@108,916) Ǥ 25 4
Reflectly: Mood Tracker Diary (4.3@40,685) Ǥ 14 3
My Diary & Journal with Lock (4.3@33,764) Ǥ 10 4
Moodflow: Mood Tracker (4.3@3,124) Ǥ 12 5
Mood Tracker Daily Journal CBT (4.2@14,895) Ǥ 14 4
eMoods Bipolar Mood Tracker (4.2@4,770) Ǥ 8 1
Easy Diary (4.2@680) 18 $Contains no trackers known to us \o/$ Github
7 Cups: Online Therapy & Chat (3.8@21,818) Ǥ 28 3
Activity Diary (3.3@20) 6 $Contains no trackers known to us \o/$ LastUpdate: 2022-01-24 Github
FoCal (0@0) 3 $Contains no trackers known to us \o/$ GitLab; photo calendar
Arora Calendar (0@0) 6 $Contains no trackers known to us \o/$ LastUpdate: 2022-01-31 lets you attach notes and photos
Daily You (0@0) 8 $Contains no trackers known to us \o/$ Github
Journalize (0@0) 7 $Contains no trackers known to us \o/$ Github
LifeDots - Diary in 8 dimensions (0@0) 7 $Contains no trackers known to us \o/$ LastUpdate: 2022-10-26 Github
domodel-diary (0@0) $Contains no trackers known to us \o/$ LastUpdate: 2020-06-18 Github
Personal Log (0@0) 2 $Contains no trackers known to us \o/$ LastUpdate: 2020-09-07 GitLab
Daily Diary (0@0) 3 $Contains no trackers known to us \o/$ Github
HabsGleich (0@0; ~EUR 3.00) 1 $Contains no trackers known to us \o/$ GitLab
OneShot (0@0) 0 $Contains no trackers known to us \o/$ LastUpdate: 2023-06-06 Github; photo diary to remind you of the special moments
Baby Buddy for Android (0@0; ~EUR 2.00) 3 $Contains no trackers known to us \o/$ Github; your little one‘s early days Needs (free/libre) self-hosted server component
Dog Sports Diary (0@0) 3 $Contains no trackers known to us \o/$ Github
Diary (0@0) 5 $Contains no trackers known to us \o/$ Github

Further Readings:

Auskunftsrechte: Zyklus-Apps verstoßen gegen Datenschutzrichtlinien (9/2023)
Viele Menstruations- und Schwangerschaftsapps erfassen sensible Daten (and forward them to Facebook & Co; 8/2022)
The 5 Best Bullet Journal Apps for Effortless Bullet Journaling (1/2022 - 6/2023)
The 7 Best Apps for Tracking Fertility and Ovulation (1/2022)
Sammelklage gegen Menstruations-App wegen Datenschacher (9/2021)
Top 15 Best Work Shift Calendar Apps (7/2021 - 3/2023)
10 Best Shift Work Calendar Apps to Stop You Missing Out (7/2021)
The 8 Best Free Period Tracking Apps for Android (7/2021 - 9/2022)
8 Android Diary Apps That You Can Lock Just Like a Real Diary (7/2021)
Zyklus-Apps senden sensible Daten an Facebook (9/2019)