Period Calendar is a menstrual tracker application that helps women keep track of their menstrual cycle, ovulation, and fertile days. The app offers an intuitive calendar that visualizes non-fertile, fertile, ovulation, expected period, and period days. It also provides a daily period log with detailed tracking of flow, intercourse, symptoms, moods, temperature, weight, medicine, PMS, and other diary notes. The app sends notifications for upcoming period, fertility windows, or ovulation and has a password lock to protect private data.

Period Calendar is highly customizable, allowing users to choose from different units of measurement, adjust period prediction intervals and luteal phase length, and track cervical observations. The app also has an abstinence mode to hide ovulation, fertility, and intercourse-related data. It is easy to use and perfect for every woman. The app is available for free download.

Overall, Period Calendar is a comprehensive menstrual tracker application that offers a variety of features to help women stay informed and prepared. With its intuitive calendar, daily period log, and customizable options, the app is highly recommended for women who want to keep track of their menstrual cycle, ovulation, and fertile days. The app is easy to use and perfect for every woman.