Periodical
Free App
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About Periodical
This application calculates the fertile days according to Knaus-Ogino.
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.
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.
All Application Badges
Free
downl.
downl.
Android
2.3+
2.3+
Android app
App History & Updates
What's Changed
Added maximum cycle length.
Added maximum cycle length.
Version update Periodical was updated to version 0.35
Version update Periodical was updated to version 0.30
More downloads Periodical reached 5 000 - 10 000 downloads
Version update Periodical was updated to version 0.23
What are users saying about Periodical
Q
by Q####:
by Q####:
For tracking your periods with a minimum of fuss this is an elegant solution. Major praise for it being plain looking, and not covered in pink or flowers! Does what it says on the box.
Q
by Q####:
by Q####:
I modified your codes and add the insert date to Android calendar. But i cant code such that i can write notes and save with a date
Z
by Z####:
by Z####:
Small, beauty and useful.
by D####:
Nice, small, and useful.