Best Fertility Calendar Apps

219+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated June 2026

The best fertility calendar apps on iPhone average 4.7★ across 219+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.

Top Picks for Fertility Calendar

Period Tracker Period Calendar#1

Period Tracker Period Calendar by ABISHKKING LIMITED.

Cycle Tracker & Ovulation
Editor's Choice
💪 Health & Fitness
4.9😊(170K ratings)
FreeAdsIn-App Purchases
#47in Health & Fitness
Period Tracker Period Calendar screenshot 1
Period Tracker Period Calendar screenshot 2
Period Tracker Period Calendar screenshot 3
Period Tracker Period Calendar screenshot 4
Period Tracker Period Calendar screenshot 5
Period Tracker Period Calendar screenshot 6

This app helps women track their menstrual cycles, ovulation, and fertility. It offers personalized advice, pregnancy tracking, and reminders for birth control and medication. Your data is kept private and stored locally on your device.

What We Love

  • ⭐ Accurate period tracking
  • 📆 Helpful calendar and diary features
  • 🌟 Customizable themes and pets
  • 🔍 Comprehensive symptom and health tracking

Room to Improve

  • 🔍 Unclear symptom definitions
  • 🔔 Intrusive and unskippable ads
  • 🔒 Concerns about data privacy and security
Premom-Ovulation Tracker, PCOS#2

Premom-Ovulation Tracker, PCOS by Easy Healthcare Corporation

Period, Fertility & Pregnancy
Strong Contender
💪 Health & Fitness
4.8😊(57K ratings)
FreeAdsIn-App Purchases
#73in Health & Fitness
Premom-Ovulation Tracker, PCOS screenshot 1
Premom-Ovulation Tracker, PCOS screenshot 2
Premom-Ovulation Tracker, PCOS screenshot 3
Premom-Ovulation Tracker, PCOS screenshot 4
Premom-Ovulation Tracker, PCOS screenshot 5
Premom-Ovulation Tracker, PCOS screenshot 6

This app helps women track their menstrual cycles, predict ovulation, and monitor fertility to increase chances of conception. It offers personalized insights, expert guidance, and tools like BBT charting and ovulation test scanning. Users can also track pregnancy progress and connect with a supportive community.

What We Love

  • 🚀 Accurate ovulation tracking
  • 👍 Easy to use app
  • 💡 Helpful community support
  • 🚀 Affordable ovulation tests

Room to Improve

  • 🐛 Inconsistent data tracking
  • 🐛 Frequent app crashes
  • 🐛 Inaccurate ovulation predictions
Ovia Cycle & Pregnancy Tracker#3

Ovia Cycle & Pregnancy Tracker by Ovuline, Inc.

Fertility, Ovulation, & Period
Worth Considering
🏥 Medical
4.8😊(89K ratings)
FreeAds
Ovia Cycle & Pregnancy Tracker screenshot 1
Ovia Cycle & Pregnancy Tracker screenshot 2
Ovia Cycle & Pregnancy Tracker screenshot 3
Ovia Cycle & Pregnancy Tracker screenshot 4
Ovia Cycle & Pregnancy Tracker screenshot 5
Ovia Cycle & Pregnancy Tracker screenshot 6

Track your menstrual cycle, fertility, pregnancy, postpartum recovery, and menopause with personalized insights and expert articles. This app offers tools for ovulation prediction, baby growth tracking, and symptom management.

What We Love

  • 🚀 Excellent app
  • 👍 Comprehensive tracking
  • 💡 Helpful for TTC
  • 👍 Accurate predictions

Room to Improve

  • 🐛 Glitched/not working
  • 🐛 Inaccurate predictions
  • 💡 Need option to track miscarriage

More Fertility Calendar apps to explore

4
Fertility Friend FF Tracker
Fertility Friend FF Tracker
Fertility Friend FF Tracker
Ovulation Cycle & Fertile Days
Free

This app helps women track their ovulation and fertile days with advanced charting tools. It provides personalized insights into your cycle, helping you understand your fertility signs and maximize your chances of conception. Millions of women trust it for accurate cycle analysis and pregnancy tracking.

Ovulation detectionFertile window predictionBBT and cervical fluid tracking
💪 Health & Fitness
(7.3K)
freemium
5
Flo Cycle & Period Tracker
Flo Cycle & Period Tracker
Flo Cycle & Period Tracker
Ovulation & Pregnancy Calendar
Free

This app helps women track their menstrual cycles, ovulation, and fertility. It offers personalized insights, pregnancy support, and tools for managing perimenopause symptoms, with a focus on data privacy and security.

Period and ovulation trackingFertility and pregnancy supportSymptom and mood logging
💪 Health & Fitness
(1.9M)
free with in-app purchases
6
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 with personalized insights. Improve your chances of getting pregnant and better understand your body. Connect with a supportive community for advice and shared experiences.

Menstrual cycle trackingOvulation predictionFertility sign tracking
💪 Health & Fitness
(74K)
freemium
7
Ovulation Calculator Fertile Tracker & Calendar OC
Ovulation Calculator Fertile Tracker & Calendar OC
Ovulation Calculator Fertile Tracker & Calendar OC
by Ovulation Calculator Pty Ltd
Free

This app helps users identify their most fertile days to increase the chances of conception. It analyzes personal cycle data, offers fertility knowledge, and provides access to a supportive community.

Cycle Data Analysis PredictionsOvulation CalculatorFertile Window Viewer
🏥 Medical
(5.9K)
free
8
Clue Period & Cycle Tracker
Clue Period & Cycle Tracker
Clue Period & Cycle Tracker
Ovulation & Fertility Calendar
Free

This app helps women and people with cycles understand their bodies through period tracking, fertility predictions, and health insights. It offers personalized forecasts, tracks over 100 experiences, and provides science-based content. Connect wearables for advanced health analysis.

Personalized period predictionsTrack 100+ cycle-related experiencesFertility and ovulation calculator
💪 Health & Fitness
(399K)
free with in-app purchases
9
WomanLog Calendar
WomanLog Calendar
WomanLog Calendar
by Pro Active App
Free

Track your menstrual cycle, period, and fertility with detailed forecasts and symptom logging. Offers reminders, data sharing, and integration with health apps. Advanced features include probability percentages for fertile days and menstruation start.

Period tracker for regular and irregular cyclesFertility and ovulation forecastSymptom and mood tracking
💪 Health & Fitness
(645)
free with in-app purchases
10
Period Tracker and Calendar
Period Tracker and Calendar
Period Tracker and Calendar
Track your Cycle & Ovulation
Free

This app helps users track their menstrual cycle, including ovulation, fertility, and periods. It offers discreet reminders, detailed symptom logging, and personalized insights for better health management and planning. The app also includes features for birth control pill reminders and perimenopause tracking.

Track periods, ovulation, and fertilityLog symptoms, moods, and flowBirth control pill reminders
💪 Health & Fitness
(53K)
free with in-app purchases
11
Femometer Fertility Tracker
Femometer Fertility Tracker
Femometer Fertility Tracker
Ovulation & Period Calendar
Free

This app helps women track their menstrual cycles, predict ovulation, and monitor fertility. It records period dates, symptoms, and test results to provide personalized insights and increase conception rates. It also supports users throughout pregnancy with tracking and educational resources.

Period and PMS trackingOvulation and fertile window predictionBasal Body Temperature (BBT) charting
💪 Health & Fitness
(70K)
free with in-app purchases
12
HiMommy: Ovulation & Pregnancy
HiMommy: Ovulation & Pregnancy
HiMommy: Ovulation & Pregnancy
Period & Cycle tracker, Baby
Free

This app assists users throughout their journey to motherhood, from tracking cycles and fertility to monitoring pregnancy and newborn care. It offers daily baby development updates, health tips, and tools for tracking physical changes and baby's milestones.

Menstrual and ovulation calendarFertility symptom trackingDaily baby development updates
🏥 Medical
(5.1K)
free with in-app purchases
13
Fertility & Period Tracker
Fertility & Period Tracker
Fertility & Period Tracker
Menstrual & Ovulation Calendar
Free

Track your menstrual cycle and ovulation with a scientifically based fertility calendar. Predict your next period, fertile days, and even explore baby gender prediction methods. Syncs with Apple Health for seamless data management.

Menstrual cycle trackingOvulation predictionFertile window identification
🏥 Medical
(1.7K)
free with in-app purchases
14
Period Tracker ·
Period Tracker ·
Period Tracker ·
Ovulation & Fertility App
Free

Track your menstrual cycles, predict symptoms, and understand your fertility window. This app helps you monitor your health, whether you're trying to conceive, avoid pregnancy, or simply gain insight into your body.

Predict PMS, period, and fertility phasesLog symptoms, mood, and habitsTrack menstrual periods
💪 Health & Fitness
(3.6K)
freemium
15
Ovulation & Fertility Tracker
Ovulation & Fertility Tracker
Ovulation & Fertility Tracker
Track Menstrual Period & Cycle
Free

This app helps users track their menstrual cycles, predict ovulation dates, and identify fertile windows to increase chances of conception. It offers a user-friendly interface to input cycle details and provides reminders for periods and ovulation.

Ovulation calendarFertility predictionPeriod and ovulation reminders
💪 Health & Fitness
(2.7K)
subscription
16
My Period Calendar
My Period Calendar
My Period Calendar
Track your period & ovulation
Free

Easily monitor and predict your menstrual cycle and fertile window. Log daily notes, moods, symptoms, and weight to gain insights into your cycle. Data is private and can be shared via reports.

Menstrual cycle trackingFertile period predictionDaily notes and mood logging
💪 Health & Fitness
(4.6K)
ad-supported
17
Pregmate Ovulation Tracker
Pregmate Ovulation Tracker
Pregmate Ovulation Tracker
Period • Fertility Test Reader
Free

Easily track ovulation, predict fertile days, and understand your cycle. Scan test strips with your phone's camera for automatic analysis. Get personalized insights and reminders to maximize your chances of conception.

Accurate ovulation predictionsTest strip reader with auto-detectionPersonalized fertility window tracking
💪 Health & Fitness
(12K)
free with in-app purchases
18
Cycle Tracker: Period Calendar
Cycle Tracker: Period Calendar
Cycle Tracker: Period Calendar
Period, ovulation & fertility
Free

This app helps women track their menstrual cycles, predict fertile and ovulation days, and manage birth control. It offers daily logging of symptoms, moods, and other details, with privacy features like a PIN code and cloud backup.

Period, ovulation, and pill remindersDaily detail logging (moods, symptoms, temperature, weight)Calendar for predicting fertile and period days
💪 Health & Fitness
(1.3K)
free with in-app purchases
19
Stardust Period Tracker
Stardust Period Tracker
Stardust Period Tracker
Track your period & cycle
Free

This health app helps you understand and track your menstrual cycle, ovulation, and pregnancy. It combines scientific data with ancient wisdom and astronomy to provide personalized insights and goal manifestation tools. Features include period predictions, symptom tracking, and lunar synchronicity.

Period and ovulation predictionPregnancy tracking with ARDaily personalized insights
💪 Health & Fitness
(108K)
free with in-app purchases
20
Life - Period Tracker Calendar
Life - Period Tracker Calendar
Life - Period Tracker Calendar
My menstrual ovulation cycle
Free

Track your menstrual cycle, predict ovulation, and log symptoms, moods, and health data. Offers extensive customization and privacy protection, with optional premium features for deeper health insights and sharing.

Period trackingOvulation predictionCycle reminders
💪 Health & Fitness
(63K)
freemium