With our Free Version you will be able to:

1) Register daily entries using the Billings Ovulation Method® Chart
2) Link your account with your spouse and with all your mobile devices
3) Contact and share your chart with an Accredited Teacher
4) Safely save your charts
5) Register without Internet

With our PREMIUM Subscription you will be able to:

1) Ask question directly to Accredited Teachers
2) Print your Charts
3) Email your Charts in PDF format
4) Create a reminder so you don´t forget
5) Select Custom Palette Colors
6) Backup all your charts in your device

With the Free Version we want to reach all BOM Users and help them to easily keep their daily chart entries in a matter of seconds.
Furthermore, buying the PREMIUM Subscription you are helping the association in your country and WOOMB International World Wide Organization.

What’s New

Version 2.7

Remembering the selected language
Required changes to allow open the app worldwide

Ratings and Reviews

5.0 out of 5
1 Rating

1 Rating

App Privacy

The developer, Applied Programming LLC, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer’s privacy policy.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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