Period. - your menstrual diary

the world’s simplest free ovulation, fertility and period diary with powerful prediction algorithms and fertility calculations

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Perfect Features

Because you deserve simplicity & privacy
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No account needed

Just track your menstrual cycle, easy as that.

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Your data is safe

Your private data NEVER leaves your phone.

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Learn by tracking

Learn about your cycle with all the comon questions and answers.

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Calendar

See your cycle in a beautiful calendar and scroll to see your past and future menstrual cycles. Pink circles represent a known period and purple circles show your fertility period intensity - stronger color means more fertile.

Log with predictions & notifications

Your log shows all your periods in one place. Notifications enable you to keep reminders before your next period starts, before your fertile period and a notification if your period is late.

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Learn about your cycle

Tracking your cycle will provide you with better awareness about your cycle length, period bleeding length and fertile days. In addition to that, there is a Learning section to learn what-is-what when talking about menstrual cycles.

What people are saying

Reviews
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Why do period apps always need my email and are needlessly complicated? Period. is simple. discreet and my data never leaves my phone!

Ruth S. Quote 2

How to download the app?

Period. menstrual cycle tracker & diary is available on the App Store for iOS devices.

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