Understanding your own biology can be particularly helpful if you’re trying to conceive. And today, technology can make tracking your cycle and fertility days so much easier.

We rounded up the year’s best fertility apps based on their useful content, excellent reviews, and consistent reliability.

iPhone rating: 4.8 stars

Android rating: 4.8 stars

Price: Free with in-app purchases

Take the guesswork out of your menstrual cycle with Clue, a period tracker app that uses science and research to dive into your personal biology. If you’re trying to conceive, the app can help you plan for pregnancy with its ovulation calculator and fertility predictions. You can also log your basal body temperature for more accurate information.

iPhone rating: 4.9 stars

Android rating: 4.9 stars

Price: Free with in-app purchases

This smart, simple app tracks your period, ovulation, and fertility. Featuring reliable fertility and ovulation calendars, the app uses machine learning for improved accuracy. Flo also notifies you about favorable days for conception; tracks your cycle, period, and PMS symptoms; and presents all of your data in handy charts.

iPhone rating: 4.7 stars

Android rating: 4.6 stars

Price: Free with in-app purchases

Take control of your reproductive health with high-quality information to help you conceive. Use Glow to track your cycle with the ovulation calculator, and record symptoms, sexual activity, and day-to-day moods so you can optimize your chances of getting pregnant.

iPhone rating: 4.8 stars

Android rating: 4.5 stars

Price: Free with in-app purchases

With an advanced ovulation calendar and period tracker, Fertility Friend offers useful insights into your fertility. The app uses your data to create a personalized fertility chart with tips and analysis into trying to conceive. Plus, it will alert you on ovulation days.

iPhone rating: 4.8 stars

Android rating: 4.8 stars

Price: Free

The Ovia app uses a unique algorithm for accurate period and fertile window predictions, no matter how irregular your cycle. Health summaries and statistics offer useful details, like your average cycle length, period length, top symptoms, days of intercourse, and more. You can also check trends and insights on customized fertility charts.

iPhone rating: 4.8 stars

Android rating: 4.6 stars

Price: Free with in-app purchases

This intelligent birth control app identifies ovulation by analyzing your basal body temperature. Learn about your own cycle, with daily updates that tell you where you are in your cycle, when you’re in the fertile phase, when ovulation is detected and predicted, and when to expect a period.

iPhone rating: 4.6 stars

Android rating: 3.9 stars

Price: Free with in-app purchases

One of the first digital fertility charting systems, Kindara provides tools that may help you get pregnant faster. The app is known for its proven pinpoint ovulation accuracy and it’s the only app with Wink, a wireless basal body temperature thermometer to make charting easy and hassle-free.

iPhone rating: 4.8 stars

Android rating: 4.4 stars

Price: Free with in-app purchases

Dot uses an advanced algorithm to identify the chances of pregnancy on each day of your cycle. It uses just your period start dates to produce accurate, personalized information. Plus, the app gets “smarter” the more you use it, thanks to ongoing statistical analysis that becomes more accurate over time.

iPhone rating: 4.8 stars

Price: Free with in-app purchases

Featuring a simple, cute interface, the Period Tracker app tracks predicted ovulation, the eight-day “fertile window,” and your cycle days — right on the home screen. You can also track menstrual symptoms, weight, temperature, and moods, and look for patterns in the app’s beautiful and comprehensive charts.

iPhone rating: 4.5 stars

Price: Free with in-app purchases

With a simple, discreet interface, this app makes it easy to track your cycle and get feedback about predicted periods and fertility days. Browse graphs for fertility, temperature, weight, moods, symptoms, period duration, and cycle length, and personalize your experience with a series of themes and fonts.

If you want to nominate an app for this list, email us at nominations@healthline.com.


Jessica Timmons has been a freelance writer since 2007. She writes, edits, and consults for a great group of steady accounts and the occasional one-off project, all while juggling the busy lives of her four kids with her ever-accommodating husband. She loves weight lifting, really great lattes, and family time.