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Screenshots

  • Period Cycle Calculator screenshot 1
  • Period Cycle Calculator screenshot 2
  • Period Cycle Calculator screenshot 3
  • Period Cycle Calculator screenshot 4

About Period Cycle Calculator

Period Cycle Calculatorr helps you easily track your menstrual cycle and predict upcoming periods, ovulation days, and fertile windows. With a simple and intuitive interface, the app makes it easy to understand your cycle and stay prepared every month. Whether you want to monitor your cycle, plan ahead, or simply understand your body better, app provides reliable predictions based on your personal cycle data. Key Features • Period Prediction Know when your next period is likely to start based on your cycle history. • Ovulation & Fertile Window Calculator Identify your ovulation days and fertile window to better plan or avoid pregnancy. • Cycle Calendar View your past and upcoming cycles in a clear and simple calendar. • Easy Logging Quickly record your period start dates to improve prediction accuracy. • Simple & Private Your data stays on your device and is only used to provide cycle predictions. Designed for Simplicity App is built to be lightweight and easy to use. Just enter the start date of your last period and your average cycle length, and the app will calculate: Next period date Ovulation day Fertile window Disclaimer This app provides predictions based on the information you enter and should not be used as a medical or contraceptive tool. Always consult a healthcare professional for medical advice. Terms of Use: https://devworldvn.com/term

What’s new

Version 1.0.10 · Updated October 21, 2026

Bug fixes and performance improvements

App privacy

The developer, nguyen thanh, reported these privacy practices to Apple.

Data Used to Track You

The following data may be used to track you across apps and websites owned by other companies:

  • Diagnostics: Crash Data, Performance Data

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

  • Diagnostics: Crash Data, Performance Data

Used for: Third-Party Advertising, Analytics

Alternatives to Period Cycle Calculator

Looking for apps like Period Cycle Calculator? Here are 6 similar apps on the App Store. The highest rated is Rosie - Period Tracker (5.0/5), and all 6 are free to download.

Period Cycle Calculator vs. alternatives
App Rating Price Last updated Compare
Period Cycle Calculator – Free October 21, 2026
Period Log Tracker – Free Jun 10, 2026 Compare
Rosie - Period Tracker 5.0 / 5 (1) Free Jan 19, 2026 Compare
RYTEX: Period & Cycle Tracker – Free Oct 10, 2026 Compare
ZoeFlow - Period Tracker – Free Oct 9, 2026 Compare
LunaCycle: My Period Diary – Free Jul 21, 2026 Compare
RoseVault: Cycle Tracker 5.0 / 5 (2) Free Jun 28, 2026 Compare

Compare Period Cycle Calculator with the top alternatives: ratings, updates, ASO score and keyword gaps →