Cycle Journal: Period Tracker

Track your period, cycle, symptoms, fertile window, and daily wellbeing in one private, easy-to-use journal.

Cycle Journal is a private, easy-to-use period and cycle tracker designed to help you understand your body and keep daily records organized.

KEY FEATURES • Log period start and end dates • View predicted periods, ovulation, and fertile windows • Record symptoms, moods, and private daily notes • Review cycle history and clear trend summaries • Track late periods and unusually long bleeding • Set optional on-device reminders • Protect the app with a PIN and hide sensitive content • With your permission, summarize sleep, resting heart rate, body temperature, and menstruation data from Apple Health on your device

PRIVACY FIRST Your records stay on your device in this version and are not sent to a developer server. The app contains no ads and uses no third-party analytics. You can delete all local data in the app and revoke Apple Health access at any time.

IMPORTANT Cycle, ovulation, and late-period predictions are estimates based only on the information you enter. Cycle Journal is not a medical device, diagnostic or treatment service, or a method of contraception. Consult a healthcare professional about important health concerns.