Herlog is a female menstrual period recording application.

Can’t remember the date of your last period? Want to know when your next period is coming? Herlog - Period Tracker＆Self Care is a simple & elegant way to view past and predict future periods and ovulation days.

Menstrual record
- Accurately record the information of menstrual period and predict ovulation period

Daily records
- Record daily mood changes, sex life experience.

Statistical analysis
- Statistics of menstruation，multi-view display and analysis

Cat companionship
- Different cat states at different periods

Take it easy, and good things will always come quietly.
Log period easily