Best Estrus Cycle App

217+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated June 2026

Finding the right estrus cycle app app can be overwhelming with so many options. We've analyzed 217+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Top Picks for Estrus Cycle App

iPeriod Period Tracker +#1

iPeriod Period Tracker + by Winkpass Creations, Inc.

Period & Cycle Tracker
Editor's Choice
๐Ÿ’ช Health & Fitness
4.2๐Ÿ˜ž(2.7K ratings)
$1.99In-App Purchases
iPeriod Period Tracker + screenshot 1
iPeriod Period Tracker + screenshot 2
iPeriod Period Tracker + screenshot 3
iPeriod Period Tracker + screenshot 4
iPeriod Period Tracker + screenshot 5
iPeriod Period Tracker + screenshot 6

This women's health journal app offers comprehensive tracking of menstrual cycles, symptoms, weight, and more, with features like period prediction and fertility tracking. It also provides customization, automatic backup, data syncing, and premium subscription options for advanced features like charting and BBT analysis. Download now to better understand your body and track your health with ease.

What We Love

  • ๐Ÿš€ Accurate period tracking
  • ๐Ÿ“† Helpful for planning
  • ๐Ÿ—“๏ธ Useful for doctors' visits
  • ๐Ÿ’ป Seamless data transfer between devices

Room to Improve

  • ๐Ÿ”’ Forced to use Apple ID for login
  • ๐Ÿ’ฐ Subscription model too expensive
  • ๐Ÿ—‘๏ธ Lost data after updates
Natural Cycles Fertility App#2

Natural Cycles Fertility App by NaturalCycles Nordic AB

Decode your hormonal health
Strong Contender
๐Ÿ’ช Health & Fitness
4.8๐Ÿ˜Š(29K ratings)
FreeAdsIn-App Purchases
#30in Health & Fitness
Natural Cycles Fertility App screenshot 1
Natural Cycles Fertility App screenshot 2
Natural Cycles Fertility App screenshot 3
Natural Cycles Fertility App screenshot 4
Natural Cycles Fertility App screenshot 5
Natural Cycles Fertility App screenshot 6

A highly effective FDA-cleared contraception app that tracks ovulation based on body temperature, offering hormone-free birth control and personalized fertility insights. It adapts to irregular cycles, provides daily fertility status, and supports natural family planning. Sign up for a subscription for a free thermometer and precise cycle monitoring.

What We Love

  • ๐Ÿ‘ Teaches users about their cycle
  • ๐Ÿ‘ Helps users understand their body
  • ๐Ÿ‘ Provides a natural contraceptive option
  • ๐Ÿ‘ Accurate in predicting ovulation and periods

Room to Improve

  • ๐Ÿ› Inconsistent in predicting ovulation and periods for some users
  • ๐Ÿ› Thermometer issues (loud, hard to read, no Bluetooth connectivity)
  • ๐Ÿ› Difficult to use for users with irregular cycles or disrupted sleep schedules
Glow Eve Period Tracker#3

Glow Eve Period Tracker by Glow

Ovulation & Flow App
Worth Considering
๐Ÿ’ช Health & Fitness
4.7๐Ÿ˜(114K ratings)
FreeAdsIn-App Purchases
Glow Eve Period Tracker screenshot 1
Glow Eve Period Tracker screenshot 2
Glow Eve Period Tracker screenshot 3
Glow Eve Period Tracker screenshot 4
Glow Eve Period Tracker screenshot 5
Glow Eve Period Tracker screenshot 6

Keep track of your menstrual cycle and fertility window with our user-friendly period tracking app. Monitor symptoms, predict ovulation, and stay informed about your reproductive health. Download now to take control of your cycle.

What We Love

  • ๐Ÿคฉ Accurate period tracking
  • ๐Ÿ‘ Helpful community and support
  • ๐Ÿ” Detailed symptom logging
  • ๐Ÿ“… Useful cycle insights and predictions

Room to Improve

  • ๐Ÿค‘ Aggressive monetization and paywalls
  • ๐Ÿคฏ Cluttered and confusing UI after updates
  • ๐Ÿšซ Loss of data and features for existing users

More Estrus Cycle App apps to explore

4
MyFloยฎ Period Tracker Calendar
MyFloยฎ Period Tracker Calendar
MyFloยฎ Period Tracker Calendar
Cycle Syncingยฎ & Ovulation
Free

Track your menstrual cycle, symptoms, moods, and more with this innovative period tracker app. Sync your cycle with lifestyle factors for personalized insights and predictions. Download now for a harmonious cycle experience!

๐Ÿ’ช Health & Fitness
(14K)
5
Period Tracker Period Calendar
Period Tracker Period Calendar
Period Tracker Period Calendar
Cycle Tracker & Ovulation
Free

Track your menstrual cycle, ovulation period, and fertility window with this intuitive application. Stay informed about your reproductive health and make informed decisions about your well-being. Download now to take control of your cycle.

๐Ÿ’ช Health & Fitness
(2.3K)
6
Musa: Period & Pregnancy
Musa: Period & Pregnancy
Musa: Period & Pregnancy
Your Cycle, Your Superpower
Free
๐Ÿ’ช Health & Fitness
(433)
7
Aavia: Cycle Symptom Relief
Aavia: Cycle Symptom Relief
Aavia: Cycle Symptom Relief
Track period cycle, ease pain
Free

Track your menstrual cycle, fertility, and symptoms with ease using this user-friendly app. Stay informed about your reproductive health and receive personalized predictions and insights. Download now to take control of your cycle!

๐Ÿ’ช Health & Fitness
(2.7K)
8
Glow Ovulation & Period App
Glow Ovulation & Period App
Glow Ovulation & Period App
FDA Listed Fertility Tracker
Free

Track your menstrual cycle, ovulation, and fertility signs all in one place with the most comprehensive app of its kind. Get personalized insights, connect with a supportive community, and improve your chances of getting pregnant. Join millions of women who trust this app - start your journey to motherhood today! Download now.

๐Ÿ’ช Health & Fitness
(74K)
9
Stardust Period Tracker
Stardust Period Tracker
Stardust Period Tracker
Track your period & cycle
Free

Discover the stars with our celestial app that helps you track and observe the night sky. Point your phone towards the heavens to identify stars, planets, and constellations in real-time, making stargazing an interactive experience. Start exploring the cosmos today by downloading the app!

๐Ÿ’ช Health & Fitness
(108K)
10
My Calendar - Period Tracker
My Calendar - Period Tracker
My Calendar - Period Tracker
Track your Cycle & Ovulation
Free

Track your menstrual cycle, fertility, and overall health easily with our period tracker app. Stay informed about your body's natural rhythms and take control of your reproductive health today.

๐Ÿ’ช Health & Fitness
(12K)
11
28: AI Period Tracker & Health
28: AI Period Tracker & Health
28: AI Period Tracker & Health
Hormone-based workouts & food
Free

Experience a revolutionary cycle-syncing fitness and wellness app that offers personalized workout videos, nutritional guidance, and emotional insights tailored to your natural cycle. Optimize your energy, hormones, and strength with science-backed exercises designed by experts for each phase of your cycle. Take control of your health and wellness journey by syncing with your body's rhythms and harnessing the power of personalized fitness and nutrition.

๐Ÿ’ช Health & Fitness
(5.6K)
12
MeetYou - Period Tracker
MeetYou - Period Tracker
MeetYou - Period Tracker
Cycle, ovulation & pregnancy
Free

Track your menstrual cycle, ovulation, and fertility window with ease. Stay informed about your reproductive health and plan ahead effectively. Download now to take control of your period tracking!

๐Ÿ’ช Health & Fitness
(15K)
13
Period Tracker ยท
Period Tracker ยท
Period Tracker ยท
Ovulation & Fertility App
Free

Track your menstrual cycle, ovulation, and fertility with this app. Stay informed about your reproductive health and take control of your well-being.

๐Ÿ’ช Health & Fitness
(3.6K)
14
Clue Period & Cycle Tracker
Clue Period & Cycle Tracker
Clue Period & Cycle Tracker
Ovulation & Fertility Calendar
Free

Track menstrual cycle, ovulation, symptoms, and fertility windows with this all-in-one period tracker. Stay informed about your reproductive health and get personalized insights to manage your menstrual health better. Download now to take charge of your cycle!

๐Ÿ’ช Health & Fitness
(397K)
15
Menstrual Calendar FMC
Menstrual Calendar FMC
Menstrual Calendar FMC
Period Tracker, Fertile Days
Free

An intuitive period tracking and fertility prediction app, allowing users to record their menstrual cycles, moods, weight, and wellness data. Features include customizable tracking options, cycle statistics, privacy settings, and integration with FertilityFriend for advanced analytics. Take control of your cycle with accurate predictions and personalized reminders.

๐Ÿ’ช Health & Fitness
(190)
16
Harmony: Cycle Syncing, Period
Harmony: Cycle Syncing, Period
Harmony: Cycle Syncing, Period
Period & Ovulation Tracker
Free

Track your cycle, mood, and symptoms with Harmony: Cycle Sync. Understand how your body changes throughout your menstrual cycle and receive personalized insights to improve your overall well-being. Download now to optimize your health and harmony.

๐ŸŒŸ Lifestyle
(2K)
17
Cycle Tracker & Period: Cycles
Cycle Tracker & Period: Cycles
Cycle Tracker & Period: Cycles
Fertility & Ovulation App
Free

A menstrual cycle tracking app that helps users monitor their periods, ovulation, and fertility. Keep tabs on your cycle and reproductive health effortlessly.

๐Ÿ’ช Health & Fitness
(26K)
18
Period Tracker - Menstrual & Ovulation Calendar
Period Tracker - Menstrual & Ovulation Calendar
Period Tracker - Menstrual & Ovulation Calendar
by BHI Technologies, Inc.
Free

Track your menstrual cycle, ovulation, symptoms, and moods with this app. Receive personalized predictions and insights to better understand and manage your period. Download now to take control of your cycle!

๐Ÿ’ช Health & Fitness
(269)
19
Period-Tracker
Period-Tracker
Period-Tracker
Clearblue Ovulation Tests
Free

A comprehensive period tracking app that accurately predicts and tracks menstrual cycles, ovulation, symptoms, and fertility windows. Stay informed and organized with personalized insights and reminders. Download now to take control of your reproductive health.

๐Ÿ’ช Health & Fitness
(2.1K)
20
MyDays X
MyDays X
MyDays X
Period & Ovulation Calendar
Free

Track your menstrual cycle, ovulation, and overall reproductive health with ease. Stay on top of your cycle and get personalized predictions. Download now for a smoother period tracking experience.

๐ŸŒŸ Lifestyle
(691)