Best Once(A special period tracker) alternatives: apps like Once(A special period tracker)

10+ similar apps compared and reviewed

4.1 avg rating
10 free apps
Updated October 2026

Once(A special period tracker) is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to Once(A special period tracker)

Period Tracker: Menstrual Flow#1

Period Tracker: Menstrual Flow by SVG Apps

Ovulation Calendar & Fertility
4.6(178 ratings)
FreeAdsIn-App Purchases
Period Tracker: Menstrual Flow screenshot 1
Period Tracker: Menstrual Flow screenshot 2
Period Tracker: Menstrual Flow screenshot 3
Period Tracker: Menstrual Flow screenshot 4
Period Tracker: Menstrual Flow screenshot 5

This app helps users track their menstrual cycles, predict ovulation, and log various health data. It offers discreet reminders and robust data protection with password and biometric authentication. Users can also back up their data to iCloud and sync with the Apple Health app.

Period & Cycles Tracker#3

Period & Cycles Tracker by Onca Studios OU

Fertility Ovulation Pregnancy
4.3(6 ratings)
FreeAdsIn-App Purchases
Period & Cycles Tracker screenshot 1
Period & Cycles Tracker screenshot 2
Period & Cycles Tracker screenshot 3
Period & Cycles Tracker screenshot 4

Effortlessly track your menstrual cycle, predict fertile days, and log observations about your body and mood. Receive tailored predictions and customized reminders for birth control, periods, or fertile windows. All your data is kept private and secure on your device.

More apps like Once(A special period tracker)

4
Flyer Period Tracker
Flyer Period Tracker
Flyer Period Tracker
Heartbeat & Ovulation Calendar
Free

Track your menstrual cycles, predict fertile and ovulation days, and monitor your health with personalized insights. Get professional tips and analyze your symptoms for better well-being. Includes heart rate monitoring and health tests.

Period and ovulation predictionFertility planningHeart rate monitoring
💪 Health & Fitness
(22)
free with in-app purchases
5
Period Tracker - Menstrual Log
Period Tracker - Menstrual Log
Period Tracker - Menstrual Log
Cycle & Ovulation Calendar
Free

This app helps women and girls track their menstrual cycles, providing daily updates and predictions based on history. It also offers a community forum for health queries and access to educational articles on menstrual health.

Period and menstrual cycle trackingDaily cycle updatesPredicted tips based on history
💪 Health & Fitness
(16)
free with in-app purchases
6
Her Calendar: Period Tracker
Her Calendar: Period Tracker
Her Calendar: Period Tracker
Ovulation & Cycle Tracker
Free

This app helps women track their menstrual cycles, ovulation, and fertile windows. It offers accurate predictions and daily logging for moods and symptoms, all while prioritizing user privacy with local data storage and security features.

Period and fertility predictionDaily mood and symptom loggingPrivacy-focused local data storage
💪 Health & Fitness
(62)
freemium
7
Ovulation: Period Tracker
Ovulation: Period Tracker
Ovulation: Period Tracker
Track Fertility Days
Free

This app helps you track your menstrual cycles, predict ovulation, and identify fertile days. It also allows you to log symptoms, mood, and other health data for a comprehensive overview. Get insights into your fertility and pregnancy chances.

Predicts periods, ovulation, and fertile daysTracks cycle length and period lengthLogs weight, temperature, mood, and symptoms
💪 Health & Fitness
(1)
free with in-app purchases
8
Bom Calendar - Period tracker
Bom Calendar - Period tracker
Bom Calendar - Period tracker
Check your body with period.
Free

This app helps you track your menstrual cycle, predict periods, and monitor pregnancy probability with accurate estimations. It also allows you to log daily body conditions, symptoms, and weight, offering insights into your health and well-being. Customize your experience and securely share your data with loved ones or export it for medical consultations.

Accurate period and pregnancy predictionCustomizable calendar display and app iconIntegrated schedule and to-do list
💪 Health & Fitness
(1.6K)
free with in-app purchases
9
Period  -  Cycle tracker
Period  -  Cycle tracker
Period - Cycle tracker
Ovulation - Baby tracker
Free

This app helps women track their menstrual cycles, predict ovulation, and monitor pregnancy stages. It offers features for logging symptoms, tracking weight, and performing pelvic floor exercises. It also provides helpful tips and a baby growth tracker.

Menstrual cycle trackingOvulation predictionPregnancy stage monitoring
💪 Health & Fitness
(3)
free with in-app purchases
10
Ovulation Tracker: Period App
Ovulation Tracker: Period App
Ovulation Tracker: Period App
Pregnancy & Birth Control
Free

This app helps women track their menstrual cycles, ovulation, and fertile days. It offers a calendar view, health logging, and customizable themes. It aims to provide insights into reproductive health and assist in family planning.

Period, ovulation, and fertility day trackingHealth log for comprehensive health overviewWell-designed health reports
💪 Health & Fitness
(83)
free with in-app purchases