Comparison

Period vs Interval Timer for Apple Watch

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Period

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.

Highlights
  • Menstrual cycle tracking
  • Ovulation prediction
  • Pregnancy stage monitoring
  • Weight tracking
  • Kegel exercise guidance
  • Baby growth tracking
  • Period and symptom logging
Features
Read full description

Track Your Period Menstral cycle & Pregnancy ovulations Menstral cycle tracker is a helpful period tracker app that keeps a record of your natural cycles and fertility. You can create a personalized period calendar to know about your cycle health and upcoming period date. Women experience different symptoms, energy levels, and mood swings in menstrual phases, so they can note every detail with a period log. Women can also expand their knowledge through microblogs and get some workout tips to improve their health. • Want to predict your upcoming period cycle accurately? • Looking for a period calendar to track your ovulation? • Want to keep a record of menstrual cycles and fertile days? Pregnancy tracker is a modern and helpful app that allows you to track pregnancy stages ranging from 0 days to 9 months. Healthy mom means healthy baby growth and this pregnancy tracking app helps hopeful moms stay healthy by monitoring all aspects. Stay accountable with weight tracking and kegel exercise reminders.   Even baby growth tracker keeps a record of the baby's development stages and mother’s health changes or mood swings. Our well-curated kegel exercises strengthen your pelvic floor muscles and bladder. These exercises for pregnancy help to adapt to all changes and baby developments with ease and confidence. Pregnancy period involves nervousness that needs ultimate care and attention. Note all symptoms of sickness, mood swings, movements, and contractions for doctor appointment or visit to a maternity hospital. Pregnancy tracker is one of the top pregnancy apps that provides timely updates after evaluating your details. == Baby Growth Tracker Our advanced baby development tracker keeps you aware of the baby bump growth and movements. However, the pregnancy contractions counter helps to anticipate how your labor is progressing.     == Due Date Calculator Week by week pregnancy app tracks all pregnancy stages from month one to nine. Mothers can track their fetus size growth and weight change. There are two separate sections for both mother and baby to track all due dates.   == Weight Tracker Our pregnancy app has a built-in weight counter that helps to observe the changes in your body. Baby bump keeps growing and you can track your overall weight to check baby growth. Use a pregnancy tracker week by week to adjust your weight as needed.   == Kegel Exercises App Pregnancy tracker app comes with kegel exercises for women that help them empower pelvic muscles and make them relaxed in preparation for childbirth. Kegel workouts are enlisted from beginner to advanced levels with special rhythms and visual signals. Track your kegel progress week by week with pregnancy exercise history. == Helpful Tips Undoubtedly, periods are disturbing for women, and they need assistance to overcome the pain and maintain their health. Our menstral cycle tracker provides knowledgeable tips to keep them on the safe side during natural cycles. APP FEATURES: • Interactive and user-centric interface • Intuitive options to add your details • Built-in period calendar to know date • Ovulation and fertility tracker app • Provides insights about cycle health • Know the best time to conceive • Includes health tips and knowledge • Pregnancy ovulation tracker for iOS users • Notify about coming menstrual cycle Improve your natural cycle health with the period ovulation tracker app! UNLOCK PRO - Get unlimited access to all features (Tips, No ads etc) - The payment will be charged to your iTunes account. - There is a 3-day trial period. - The subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. - Subscription may be managed and auto-renewal may be turned off by going to Account Settings after purchase. ■ Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ THANK YOU FOR BEING HERE!

About

Interval Timer for Apple Watch

This minimalist timer app helps you manage exercise and rest periods for effective workouts. Customize intervals, stay on track with timely notifications, and focus on your fitness goals with its clean interface.

Highlights
  • Quick timer setup
  • Customizable intervals
  • Rest period notifications
  • Minimalist user interface
  • Native iOS development
Features
Read full description

Take control of your fitness routine with Timestro—the minimalist timer app designed for both gym enthusiasts and home workout fans. Simplify your workouts by effortlessly tracking exercise and rest periods, so you can focus on achieving your goals. FEATURES: • Quick Timer Setup: Start your workouts without delay. Set up your exercise and rest intervals in seconds. • Train at Your Pace: Customize timers to match your training style, whether it's high-intensity intervals or steady-paced sets. • Avoid Overdue Rest: Stay disciplined with timely notifications that keep your rest periods on track. • Minimalistic UI: Navigate with ease through a clean and user-friendly interface designed to eliminate distractions. • Native iOS Development: Enjoy a smooth and seamless experience tailored specifically for your iPhone. WHO IS TIMESTRO FOR? • Gym-goers looking to optimize their workout time. • Home fitness enthusiasts seeking a simple timing solution. • Anyone aiming to boost productivity in their training sessions. WHY CHOOSE TIMESTRO? Unlike complex fitness apps overloaded with unnecessary features, Timestro offers a straightforward and efficient tool to enhance your workouts. Its minimalist design and ease of use set it apart, providing exactly what you need without any hassle. MAKE EVERY SECOND COUNT Download Timestro today and elevate your fitness journey by keeping perfect time with every rep and rest. Privacy Policy: https://decorous-hound-27e.notion.site/Timestro-Terms-Privacy-1301becbbe83803db0bcc50298f3d456 Terms of Service: https://decorous-hound-27e.notion.site/Timestro-Terms-Privacy-1301becbbe83803db0bcc50298f3d456

Screenshots

Period4 screens
Interval Timer for Apple Watch4 screens

Verdict

The call

The clearest difference is update cadence: Interval Timer for Apple Watch at every 8 days against Period's every 4 months. Period's advantage is iOS requirement (15.0 vs 17.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Period sells 4 in-app purchases, starting at $3.99 per 7 days and Interval Timer for Apple Watch sells 5 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Period against 5.0 for Interval Timer for Apple Watch. Both are backed by a comparable volume of ratings — 3 and 5 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Period ships an update every 4 months, Interval Timer for Apple Watch every 8 days. The most recent releases landed on June 4, 2026 and July 24, 2026 respectively.

Scorecard2 real differences · 8 level
Period versus Interval Timer for Apple Watch: the parameters behind the verdict, then further details
ParameterPeriodInterval Timer for Apple Watch
PriceFreeFree
Rating5.0 (3 ratings)5.0 (5 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings35 — better
Update frequencyEvery 4 monthsEvery 8 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPodiPhone, Apple Watch
Requires iOS15.0 — better17.0
Further details — not scored
Size17 MB55 MB
Age rating4+4+
Developernuriddin hakimovVladyslav Lietun

Customer experience

Period

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Interval Timer for Apple Watch

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews7 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

4 purchases

Period

Subscriptions4
  • Initial offer3 Days trial$3.997 Days
  • Basic offer3 Days trial$12.991 Month
  • Super offer3 Days trial$14.993 Months
Show 1 more
  • Super offer3 Days trial2 variants$49.991 Year
5 purchases

Interval Timer for Apple Watch

Subscriptions3
  • Timestro Pro - Monthly$1.991 Month
  • Timestro Pro - Yearly3 Days trial$11.991 Year
  • Timestro Pro - Yearly3 Days trial$17.991 Year
One-time2
  • Timestro Pro$11.99
  • Timestro Pro$17.99

Questions

Is Period free?
Period is free to download, with in-app purchases available.
Is Interval Timer for Apple Watch free?
Interval Timer for Apple Watch is free to download, with in-app purchases available.
Which has better reviews, Period or Interval Timer for Apple Watch?
Period and Interval Timer for Apple Watch are both rated 5.0 out of 5 on the App Store, from 3 and 5 ratings respectively.
Do Period or Interval Timer for Apple Watch have ads?
Neither Period nor Interval Timer for Apple Watch shows ads.
Which is updated more often, Period or Interval Timer for Apple Watch?
Period ships an update every 4 months, and Interval Timer for Apple Watch every 8 days. Most recently, Period was updated on June 4, 2026 and Interval Timer for Apple Watch on July 24, 2026.

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