Best Rhea Labs Apps

199+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated May 2026

From beginner-friendly picks to power-user tools, our rhea labs list covers 199+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Rhea Labs

Natural Cycles Fertility App#2

Natural Cycles Fertility App by NaturalCycles Nordic AB

Decode your hormonal health
Strong Contender
💪 Health & Fitness
4.8😊(29K ratings)
FreeAdsIn-App Purchases
#28in 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

This app helps women track their hormonal health and fertility using body temperature data. It offers hormone-free contraception, pregnancy planning, and insights into various cycle stages. It adapts to individual cycles, even irregular ones, providing daily fertility status.

What We Love

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

Room to Improve

  • 🐛 Inconsistent in predicting ovulation and periods for some users
  • 🐛 Thermometer issues (loud, hard to read, no Bluetooth connectivity)
  • 🐛 Difficult to use for users with irregular cycles or disrupted sleep schedules
Premom-Ovulation Tracker, PCOS#3

Premom-Ovulation Tracker, PCOS by Easy Healthcare Corporation

Period, Fertility & Pregnancy
Worth Considering
💪 Health & Fitness
4.8😊(57K ratings)
FreeAdsIn-App Purchases
#61in 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

More Rhea Labs apps to explore

4
Planned Parenthood Direct℠
Planned Parenthood Direct℠
Planned Parenthood Direct℠
Birth Control—Delivered
Free

Access reproductive health services and prescriptions from home. Get birth control, emergency contraception, and UTI treatment delivered or picked up at a pharmacy. Consult with clinicians and receive care privately and affordably.

Birth control deliveryPharmacy pickup optionsEmergency contraception
🏥 Medical
(1.5K)
free with in-app purchases
5
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
6
Ro: Online Healthcare
Ro: Online Healthcare
Ro: Online Healthcare
Achieve health goals on Ro
Free

Access US-licensed healthcare professionals online for various health needs. Get treatment options and products for weight management, sexual health, fertility, and skincare. Manage your health journey with convenient, discreet, and expert care.

Connect with US-licensed healthcare professionals onlineTreatment options for weight management, sexual health, fertility, skincareFlexible care options to fit your lifestyle
🏥 Medical
(9.3K)
free with in-app purchases
7
Ovia Cycle & Pregnancy Tracker
Ovia Cycle & Pregnancy Tracker
Ovia Cycle & Pregnancy Tracker
Fertility, Ovulation, & Period
Free

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.

Period & Fertility calendarPregnancy tracker with baby growthPostpartum recovery modes
🏥 Medical
(89K)
free with in-app purchases
8
Maven Clinic
Maven Clinic
Maven Clinic
Virtual care for every family
Free

Access virtual healthcare for women and families, covering family building, fertility, pregnancy, parenting, and menopause. Connect with specialists via video or message, attend classes, and read expert articles.

Virtual specialist consultationsProvider-led virtual classesOn-demand video content
🏥 Medical
(4.1K)
free with in-app purchases
9
Prelude Connect
Prelude Connect
Prelude Connect
Prelude Fertility
Free

Manage your fertility journey with this app, offering an interactive calendar, direct messaging with your care team, and 24/7 access to your account. Track medications, appointments, and receive important notifications to stay on course.

Interactive fertility calendarCare team messaging24/7 account portal access
🏥 Medical
(928)
free
10
eIVF Patient
eIVF Patient
eIVF Patient
by Practicehwy.com
Free

Manage your fertility health and treatment journey on your mobile device. Access your treatment protocols, lab results, and communicate securely with your clinic. Keep track of appointments and prescriptions.

Access treatment protocols and flowsheetView lab resultsSecure clinic communication
🏥 Medical
(5K)
free
11
Inito Fertility & Ovulation
Inito Fertility & Ovulation
Inito Fertility & Ovulation
Smartest Ovulation Tracker!
Free

This app tracks fertility and ovulation by measuring four key hormones. It identifies your most fertile days and confirms ovulation, personalizing insights for regular and irregular cycles. Get detailed results and cycle insights with this smart fertility monitor and app.

Tracks 6 fertile daysConfirms ovulationMeasures 4 fertility hormones
💪 Health & Fitness
(4.2K)
free with in-app purchases
12
Kindara: Fertility Tracker
Kindara: Fertility Tracker
Kindara: Fertility Tracker
Ovulation & fertility tracker
Free

Understand your menstrual cycle and reproductive health with science-backed tools. Track fertility signs, get data-driven predictions, and connect with a supportive community. Ideal for managing fertility, pregnancy planning, or discussing health with your doctor.

Fertility sign tracking (BBT, cervical mucus, etc.)Data-driven fertility and period predictionsCustomizable data fields
🏥 Medical
(9.9K)
freemium
13
Salve
Salve
Salve
Fertility Patient Companion
Free

This app serves as a comprehensive companion for individuals undergoing fertility treatment. It centralizes appointment details, treatment plans, and communication with healthcare providers, aiming to reduce stress and confusion. The platform offers secure messaging, timely reminders, and educational resources to support patients throughout their journey.

One-stop hub for appointments, forms, and messages24/7 clinic messagingAutomated appointment and medication reminders
💪 Health & Fitness
(134)
free
14
大姨妈月经期助手-女性健康攻略社区
大姨妈月经期助手-女性健康攻略社区
大姨妈月经期助手-女性健康攻略社区
by Chengdu Guiyi Technology Co., Ltd
Free

This app accurately predicts and reminds users of their menstrual cycles, offering comprehensive tracking tools and extensive health knowledge. It provides personalized health reports, ovulation tracking, and a supportive community for women's health discussions.

Accurate period prediction and remindersSymptom tracking and personalized health reportsFull timeline calendar view with cloud storage
💪 Health & Fitness
(42K)
free with in-app purchases
15
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
(41K)
free with in-app purchases
16
Menstrual Calendar FMC
Menstrual Calendar FMC
Menstrual Calendar FMC
Period Tracker, Fertile Days
Free

This app helps you track your menstrual cycle, predict periods and fertile days, and record wellness data. It offers customizable tracking, discreet notifications, and privacy features for personal cycle management.

Period and flow recordingMood and wellness trackingFertility sign logging
💪 Health & Fitness
(190)
free
17
Spot On Period Tracker
Spot On Period Tracker
Spot On Period Tracker
Birth Control & Cycle Calendar
Free

Easily track your menstrual cycle, predict your period and fertile windows, and manage birth control with discreet reminders. Get support and resources from health experts.

Period and fertility trackingBirth control remindersSymptom logging
💪 Health & Fitness
(15K)
free
18
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
19
WINFamily
WINFamily
WINFamily
family-building & wellbeing
Free

This app offers comprehensive support for family building and well-being, covering fertility treatments, egg freezing, surrogacy, adoption, and reproductive genetic testing. It provides access to a nation-leading network of specialists and personalized guidance from nurse care advocates.

Fertility medical and pharmacy servicesEgg freezing, surrogacy, and adoption supportReproductive genetic testing
💪 Health & Fitness
(169)
free
20
Cloudnine
Cloudnine
Cloudnine
A Cloudnine Experience
Free

Manage your entire maternity and parenting journey with expert care at your fingertips. Schedule appointments, access medical records, track growth, and connect with a community of mothers. Get personalized health tips and shop for baby essentials.

Manage appointments (in-person & video)Track pregnancy and child growthAccess medical records and reports
💪 Health & Fitness
(177)
free with in-app purchases

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