It is clearly structured without any gadgets and frippery. You can store the information in a datagrid, you can see a plan of the next ovulation and menstruation periods and you can look at a diagram, which shows the past menstruations.

Click here to get more information and screenshots.

Update Description:
v0.5.0:
- No aditional functions but it is now usable with QVGA and VGA screens!