Period Diary
Bellabeat, Inc. Health & Fitness In-app purchases
Period, Fertile and Ovulation Tracker
- Rating
- 3.2
- 9.8K ratings
- Downloads
- 961K+
- on Google Play
- Price
- Free
- In-app purchases
- Updated
- Oct 23
- 2026 · vv7.9.0
Screenshots
About Period Diary
Period Diary is a free menstruation cycle tracker, ovulation and PMS calendar and a general female health and fertility monitor!
Whether you need help planning your pregnancy, or want to avoid missing taking the pill, we’ve got you covered! Be one of the many satisfied women who have made their lives simpler using our app by tracking your symptoms, planning your activities and taking control of your life.
FEATURES
- Track your period, ovulation, fertility, notes, symptoms, moods, weight and more
- Automatic prediction of your period, ovulation, fertility (excellent for activity planning)
- A display of all your symptoms and notes on the calendar
- Pregnancy Mode
- Passcode protection
- Discreet icon name “P.D.”
- 3 completely integrated application skins
- Social Forum (connect with women around the globe)
- Excellent user support
- Charts
- Over 30 symptoms
- Over 20 moods
- Sync with Calendar
- Period notifications
- Fertile notifications
- E-mailing your data (Export)
- Unlimited notes and more...
-Period Diary relies on two scientifically proven formulas to deliver you the most accurate predictions for your cycle!
-Free from any hidden in-app purchases or ads
Period Diary is easy to use, once you download it and start feeling the benefits of its features, you will notice how your life got much simpler. Its elegant interface and numerous features are the answer to all of your female health-related problems. If you feel lost and want to know more about your health, you can learn about your symptoms. You can even connect with other women on the Social Forum and discuss your issues. And if you have any problems with the app, our excellent user support is always here to help!
Whether you need help planning your pregnancy, or want to avoid missing taking the pill, we’ve got you covered! Be one of the many satisfied women who have made their lives simpler using our app by tracking your symptoms, planning your activities and taking control of your life.
FEATURES
- Track your period, ovulation, fertility, notes, symptoms, moods, weight and more
- Automatic prediction of your period, ovulation, fertility (excellent for activity planning)
- A display of all your symptoms and notes on the calendar
- Pregnancy Mode
- Passcode protection
- Discreet icon name “P.D.”
- 3 completely integrated application skins
- Social Forum (connect with women around the globe)
- Excellent user support
- Charts
- Over 30 symptoms
- Over 20 moods
- Sync with Calendar
- Period notifications
- Fertile notifications
- E-mailing your data (Export)
- Unlimited notes and more...
-Period Diary relies on two scientifically proven formulas to deliver you the most accurate predictions for your cycle!
-Free from any hidden in-app purchases or ads
Period Diary is easy to use, once you download it and start feeling the benefits of its features, you will notice how your life got much simpler. Its elegant interface and numerous features are the answer to all of your female health-related problems. If you feel lost and want to know more about your health, you can learn about your symptoms. You can even connect with other women on the Social Forum and discuss your issues. And if you have any problems with the app, our excellent user support is always here to help!
What’s new
Version v7.9.0 · Updated October 23, 2026
Hello Bellas, No big changes this time, just a little tune-up! We’ve fixed minor bugs and polished things up so your IVY app works like a charm. Forever yours, The IVY Team
User reviews
Very useful
it's owsome
Love This App.
Very very helpful for a forgetful person like me
Nice apps!
Very Nice
Frequently asked questions
What is Period Diary?
Period Diary is a free menstruation cycle tracker, ovulation and PMS calendar, and a general female health and fertility monitor.
What features does Period Diary offer?
Period Diary offers features such as tracking your period, ovulation, fertility, notes, symptoms, moods, weight, and more. It also provides automatic predictions for your period, ovulation, and fertility, as well as a display of all your symptoms and notes on the calendar. Additionally, it has a Pregnancy Mode, passcode protection, discreet icon name, multiple application skins, a social forum to connect with women around the globe, excellent user support, charts, over 30 symptoms, over 20 moods, sync with Calendar, period and fertile notifications, e-mailing your data (export), unlimited notes, and more.
How accurate are the predictions in Period Diary?
Period Diary relies on two scientifically proven formulas to deliver you the most accurate predictions for your cycle.
Are there any hidden in-app purchases or ads in Period Diary?
No, Period Diary is free from any hidden in-app purchases or ads.
Is Period Diary easy to use?
Yes, Period Diary is easy to use. Once you download it and start using its features, you will notice how your life becomes much simpler.
Can I learn about my symptoms using Period Diary?
Yes, you can learn about your symptoms using Period Diary. It provides information about your symptoms and allows you to track them.
Can I connect with other women using Period Diary?
Yes, Period Diary has a Social Forum where you can connect with women around the globe and discuss your health issues.
Is there user support available for Period Diary?
Yes, Period Diary has excellent user support available to help you with any problems you may have with the app.
Alternatives to Period Diary
Looking for apps like Period Diary? Here are 6 similar Android apps on Google Play. The highest rated is Period and Ovulation Tracker (4.8/5), and 5 of the 6 are free to download.
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Period Tracker Petal, Period & 4.6
-
LADYTIMER Period Tracker 4.5
-
Fertility Friend Ovulation App 4.8
-
Period and Ovulation Tracker 4.8
-
Preggers | Pregnancy & Baby 2.2
-
FEMM Health Period and Ovulati 4.6
| App | Rating | Price | Installs | Last updated | Compare |
|---|---|---|---|---|---|
| Period Diary | 3.2 / 5 | Free | 500,000+ | Oct 23, 2026 | |
| Period Tracker Petal, Period & | 4.6 / 5 | Free | 1,000,000+ | Dec 26, 2018 | Compare |
| LADYTIMER Period Tracker | 4.5 / 5 | 3.99 USD | 1,000+ | May 8, 2020 | Compare |
| Fertility Friend Ovulation App | 4.8 / 5 | Free | 1,000,000+ | Oct 6, 2026 | Compare |
| Period and Ovulation Tracker | 4.8 / 5 | Free | 10,000,000+ | Sep 3, 2026 | Compare |
| Preggers | Pregnancy & Baby | 2.2 / 5 | Free | 100,000+ | Oct 7, 2026 | Compare |
| FEMM Health Period and Ovulati | 4.6 / 5 | Free | 100,000+ | Oct 29, 2026 | Compare |
Compare Period Diary with the top alternatives: ratings, updates, ASO score and keyword gaps →
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