Period Calendar: Cycle Tracker
Ovulation , Fertile Days & PMS
About
Track your menstrual cycle, ovulation, and fertile days with a private and intuitive app. It helps predict your next period, plan for pregnancy, and log daily health details like mood and symptoms. Receive timely reminders for important dates and sync with Apple Health.
What's New in Period Calendar
1.0.8
June 13, 2026
- Minor bug fixes and performance improvements.
Subscription plans
Period Tacker Monthly
Remove ads and unlock other feature
Developer apps
FAQ
How accurate are Period Calendar's predictions?
Period Calendar provides predictions that adapt over time, aiming to offer accurate insights even for irregular cycles. Users can improve accuracy by consistently logging their period start and end dates, flow intensity, and other relevant health data.
Can Period Calendar help with pregnancy planning?
Yes, Period Calendar can assist with pregnancy planning by identifying your fertile window and ovulation days. You can log fertility-related information and monitor your cycle patterns to plan with greater confidence.
What kind of daily health data can I log in Period Calendar?
You can log a variety of daily health data, including symptoms like cramps and headaches, mood, discharge, sexual activity, ovulation test results, basal body temperature (BBT), weight, and water intake.
Does Period Calendar offer reminders?
Period Calendar offers several types of reminders, including period reminders, ovulation alerts, fertile window notifications, water intake reminders, weight tracking reminders, and custom reminders for personal notes and health events.
How does Period Calendar sync with Apple Health?
The app can sync supported health data with Apple Health, providing a more comprehensive view of your wellness and keeping your tracking connected within your iPhone's health ecosystem.
What are the subscription options for Period Calendar?
Period Calendar offers a yearly plan for $9.99/year with a 7-day free trial, and a monthly plan for $1.99/month. Payments are charged to your Apple ID and subscriptions auto-renew unless turned off 24 hours before the current period ends.
How do I manage or cancel my subscription to Period Calendar?
You can manage or cancel your subscription at any time by accessing your Apple ID account settings. This ensures you have control over your subscription status and billing.
What is the age rating for Period Calendar?
Period Calendar has an age rating of 9+, making it suitable for a wide range of users interested in tracking their health and cycles.