Best Period Predictor Apps

210+ iOS apps curated and reviewed

4.8 avg rating
19 free apps
Updated July 2026

Finding the right period predictor apps can be overwhelming with so many options. We've analyzed 210+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Period Predictor Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Period Tracker ⋆Period Tracker ⋆Free4.7★ (23K)YesNoAug 2026
2Period Tracker Period CalendarPeriod Tracker Period CalendarFree4.9★ (172K)YesYesAug 2026
3Clue Period & Cycle TrackerClue Period & Cycle TrackerFree4.8★ (400K)NoYesAug 2026
4Flo Cycle & Period TrackerFlo Cycle & Period TrackerFree4.7★ (1.9M)NoYesAug 2026
5Stardust Period TrackerStardust Period TrackerFree4.8★ (113K)YesYesAug 2026
6Period Tracker by GP AppsPeriod Tracker by GP AppsFree4.8★ (74K)YesYesAug 2026
7Lively - Period Tracker, CycleLively - Period Tracker, CycleFree4.8★ (46K)NoYesAug 2026
8My period calendar PinkllamaMy period calendar PinkllamaFree4.8★ (19K)NoYesAug 2026

Top Picks for Period Predictor

Period Tracker ⋆#1

Period Tracker ⋆ by LUCKY LABS LP

Period and Ovulation Tracker
Editor's Choice
💪 Health & Fitness
4.7😊(23K ratings)
FreeAdsIn-App Purchases
Period Tracker ⋆ screenshot 1
Period Tracker ⋆ screenshot 2
Period Tracker ⋆ screenshot 3

This app helps you track your menstrual cycle, predict periods, and monitor ovulation. Log symptoms, moods, and intimate life for personalized insights and receive timely reminders. It offers customizable tracking for irregular cycles and provides fertility period notifications.

What We Love

  • 👍 Simple and easy to use
  • 🚀 Accurate period predictions
  • 💎 Helpful for tracking cycles
  • 🎨 Beautiful and intuitive design

Room to Improve

  • 🐛 Inability to manually adjust period dates
  • 🤔 Limited symptom tracking options
  • ⚠️ Inconsistent with irregular cycles
Period Tracker Period Calendar#2

Period Tracker Period Calendar by ABISHKKING LIMITED.

Cycle Tracker & Ovulation
Strong Contender
💪 Health & Fitness
4.9😊(172K ratings)
FreeAdsIn-App Purchases
#28in 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
Clue Period & Cycle Tracker#3

Clue Period & Cycle Tracker by BioWink GmbH

Ovulation & Fertility Calendar
Worth Considering
💪 Health & Fitness
4.8😐(400K ratings)
FreeIn-App Purchases
#24in Health & Fitness
Clue Period & Cycle Tracker screenshot 1
Clue Period & Cycle Tracker screenshot 2
Clue Period & Cycle Tracker screenshot 3
Clue Period & Cycle Tracker screenshot 4
Clue Period & Cycle Tracker screenshot 5
Clue Period & Cycle Tracker screenshot 6

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.

What We Love

  • 🚀 Accurate predictions
  • 📊 Helpful data analysis
  • 🗓️ Convenient period tracking
  • 🌈 Inclusive and gender-neutral

Room to Improve

  • 💰 Paywall for key features
  • 🔍 Difficult to access personal data
  • 🔄 Frequent app updates causing issues

More Period Predictor apps to explore

4
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
5
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
(113K)
free with in-app purchases
6
Period Tracker by GP Apps
Period Tracker by GP Apps
Period Tracker by GP Apps
Women’s Health Diary
Free

Easily track your menstrual cycles, predict future periods, and monitor fertility. Log symptoms, moods, and weight with detailed charts and customizable notes. Includes advanced modes for trying to conceive and pregnancy tracking, with privacy features and data backup.

Period cycle tracking and predictionFertility and ovulation trackingSymptom and mood logging
💪 Health & Fitness
(74K)
freemium
7
Lively - Period Tracker, Cycle
Lively - Period Tracker, Cycle
Lively - Period Tracker, Cycle
Ovulation & Pregnancy Calendar
Free

This app helps you understand and align with your body's natural cycle. It provides personalized daily tips for nutrition, exercise, and self-care based on your menstrual phase. It also supports pregnancy and postpartum journeys, and offers a unique partner syncing feature.

Personalized daily tips by cycle phaseNutrition and sports guidanceSelf-care recommendations
💪 Health & Fitness
(46K)
free with in-app purchases
8
My period calendar Pinkllama
My period calendar Pinkllama
My period calendar Pinkllama
Period tracker for teens
Free

This app helps users track their menstrual cycles, predict periods, ovulation, and fertility windows. It allows logging of symptoms and moods, offers health tips, and provides reminders for pills and upcoming cycles. Privacy is a key focus, with no sign-up required and data stored locally.

Period and cycle tracking12-month smart predictionsLog 80+ symptoms and moods
💪 Health & Fitness
(19K)
free with in-app purchases
9
MeetYou - Period Tracker
MeetYou - Period Tracker
MeetYou - Period Tracker
Cycle, ovulation & pregnancy
Free

This women's health app helps you track your menstrual cycle, predict ovulation, and monitor your physiological status. It offers modes for pregnancy preparation and parenting, providing relevant knowledge and health recommendations. The more you record, the more accurate its AI-driven predictions become.

AI-powered period predictionOvulation trackingPregnancy preparation mode
💪 Health & Fitness
(15K)
freemium
10
Period Tracker • Ovulation App
Period Tracker • Ovulation App
Period Tracker • Ovulation App
My Calendar: Cycle & Fertility
Free

This app helps women track their menstrual cycles, predict ovulation, and monitor fertility. It offers customizable themes, data privacy features, and insights into PMS symptoms and overall wellness. Plan your life with accurate predictions and a secure, personalized experience.

Period and ovulation predictionFertile window trackingPMS symptom logging
💪 Health & Fitness
(64)
free with in-app purchases
11
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
12
Menstrual Cycle Tracker
Menstrual Cycle Tracker
Menstrual Cycle Tracker
Ovulation Fertility Calculator
Free

This app helps you understand your menstrual cycle and fertility window. It predicts your period, ovulation, and fertile days using scientifically backed methods. Syncs with Apple Health for seamless data management.

Period predictionOvulation day calculationFertile window identification
🏥 Medical
(2.6K)
free with in-app purchases
13
My Cycle ؜
My Cycle ؜
My Cycle ؜
Ovulation & Period Tracker
Free

Easily track your menstrual cycles and ovulation dates. Get timely reminders for your next period and identify your most fertile days for conception. This app also serves as a personal journal to log symptoms, mood changes, and other important events.

Period trackingOvulation predictionFertility window identification
💪 Health & Fitness
(92K)
free
14
Clover -Period Tracker, Cycle
Clover -Period Tracker, Cycle
Clover -Period Tracker, Cycle
Calendar for Women and Teens
Free

This app helps women and teens track their menstrual cycles, predict period dates, and log symptoms. It offers a private and secure way to manage reproductive health data directly on your device, with optional premium features for enhanced insights.

Menstrual cycle trackingOvulation calendarPeriod log and calculator
💪 Health & Fitness
(23K)
freemium
15
Cycle Tracker & Period: Cycles
Cycle Tracker & Period: Cycles
Cycle Tracker & Period: Cycles
Fertility & Ovulation Calendar
Free

Track your menstrual cycle, fertility, and ovulation with ease. Log observations, predict fertile days, and manage irregular periods. Offers partner connection and detailed insights for better reproductive health management.

Cycle tracking at a glanceLog body and mood observationsFertile day predictions
💪 Health & Fitness
(27K)
freemium
16
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
17
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
18
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
19
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
20
Maybe Baby™ Fertility Tracker
Maybe Baby™ Fertility Tracker
Maybe Baby™ Fertility Tracker
Period and Ovulation Calendar
$4.99
$9.99 | 50% OFF

Track your menstrual cycle, predict ovulation, and identify fertile windows. This app offers insights into potential pregnancy and even suggests the likely gender of your baby. It supports multiple languages and is updated regularly.

Period trackingOvulation predictionFertile window identification
🏥 Medical
(1K)
free with in-app purchases

FAQ about Period Predictor

What are the best period predictor apps for iPhone?
Period Tracker ⋆ tops our period predictor apps ranking as of July 2026, with a 4.7-star average from 23K App Store ratings, and it's free to download.
Yes — 19 of the top period predictor apps we rank are free to download, including Period Tracker ⋆ and Period Tracker Period Calendar.
Period Tracker ⋆ shows ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 210+ period predictor apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app helps you track your menstrual cycle, predict your periods, and monitor ovulation days. You can log your menses dates, customize settings for irregular cycles, and record specific moods and symptoms. It also provides notifications for fertility periods and the start of your cycle.
Key features include forecasting your cycles and menstruation periods, tracking menses dates, and customizing individual menses duration and cycle length for irregular periods. It also allows for logging specific moods and symptoms, tracking intimate life, and receiving notifications for fertility periods and menses.