Once(A special period tracker) for Pc

1. In the period calendar, you can view your estimated period, fertile which has high percentage of pregnancy, and ovulation, all in one-step! In the calendar history list, you can view all your past period cycle in one-step.

2. The first period calendar ever! Check the important info (estimated period, ovulation, and percentage of pregnancy) more quickly and easily with our widget.

3. In the period calendar, you can view your estimated period, and ovulation, all in one-step.

4. Beauty tips which makes you attractive and charming depending on period cycle, ovulation, and fertile.

5. Based on egg’s duration of life, 24hrs, and sperms’ duration of life, 3~5 days, we indicate percentage of pregnancy “high” for one day before and after the ovulation, and “moderate” for fertile.

6. To make you not embarrassed on the day! We notify the important dates (estimated period, ovulation/fertile and whenever you want) you in advance with witty message and alarm.

7. You can record your status and symptoms such as the first day of period and period cramps, whenever you want.

8. Once, which you can record all your secrets such as intimate days! Don’t worry about others having a look at your diary, with our lock function.

9. “The better it looks, the more convenient to use.” We have enhanced usability of calendar, by simple and stylish design.

10. This service includes In-app Purchase items, and a separate fee will be charged for purchase.

11. We provide the alarm function of contraception pills.

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