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About Periodical
A menstrual calender with calculation of fertile days according to Knaus-Ogino.
This application calculates the fertile days according to Knaus-Ogino and can track menstrual symptoms.
WARNING: It is not recommended to use this calendar to avoid pregnancy! There are more accurate methods, like measuring the basal body temperature.
The data can be backed up on a memory card or "internal" memory, if present.
If you have any further questions or want to help me with translations in other languages, please contact me via e-mail - thank you.
This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
You can obtain the source on my website.
What's new in the latest 1.80
Last updated on 2024-12-03
Updated translations and improved stability.
Periodical APK Information
Old Versions of Periodical
Periodical 1.80
Dec 2, 20244.8 MB
Periodical 1.76
Nov 29, 20244.1 MB
Periodical 1.75
Oct 22, 20232.6 MB
Periodical 1.74
Oct 3, 20232.6 MB
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