A reliable period and ovulation calculator app, even when you have irregular periods. Can't remember the date of your last period?

No need to remember the last date of your period or predict next period day. Period app can track your cycle whether you have regular or irregular periods.

Want to know when you are most fertile? Get pregnant fast with the most reliable ovulation calculator & period calendar. It has been proven to increase your ...

☆The rating 4.9☆ period calendar! Popular in 63 Countries. Trusted by 300 million Users. Keep track of your menstrual cycles with Period Calendar.

Period Tracker and Calendar - Menstrual Tracker Period Tracker & Calendar is an extremely elegant and easy-to-use application that helps women keep track ...

No need to remember the last date of your period or predict next period day. Period app can track your cycle whether you have regular or irregular periods.

Clue Period & Ovulation Tracker is a science-packed health and period tracker designed to decode your menstrual cycle in every life stage – from your first ...

... menstruation. Follicular: The phase that begins after your period ends and continues until the day before your predicted or logged ovulation. The last 5 days ...

Congrats, you've just discovered the world's best period tracker app. LADYTIMER uses the latest scientific methods to accurately pinpoint a woman's fertile ...

Congrats, you've just discovered the world's best period tracker app. LADYTIMER predicts menstrual cycles, helping women to get pregnant or avoid pregnancy.

... pregnant. It is recommended that you don't breed your dog until after her second heat cycle and before her fourth heat cycle due to health issues. She will ...

When you log a positive OPK test result, your fertile window and next predicted period adjust based on your new ovulation day, which is the day after you log ...

Welcome to Flo! The world's leading period, pregnancy, and cycle tracker. Join over 420 million members who use Flo as their go-to pregnancy & ovulation ...

Estimated ovulation displays when cycle duration is between 20 and 90 days, and fertile window predictions are enabled. How do I edit my menstrual health ...

Ovulation Tracker Get Pregnant - Your Ultimate Fertility Companion! Are you on a journey to expand your family and looking for a reliable companion to ...

Conception occurred most frequently after menstrual bleeds lasting at least 5 days ... cycle and it was continued until menstruation or a negative pregnancy test.

Conception occurred most frequently after menstrual bleeds lasting at least 5 days ... cycle until ovulation. Clinical and viable pregnancy rates for the ...

... ovulate but rather a short luteal phase. A fertile menstrual cycle requires both an ovulation and an adequately long luteal phase to ensure sufficient time ...

Trying to get pregnant? Premom is your go-to ovulation tracker, period calendar & pregnancy app that helps you pinpoint your most fertile days.

... until a final adjusted value is reached 2 days after the extended period. the determination of whether a temperature change event indicative of ovulation ...