Comparison

Period Cycle Tracker Lunation vs Simple Fasting Tracker

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

Head to head
About

Period Cycle Tracker Lunation

This app helps you understand your reproductive health by tracking your menstrual cycles, symptoms, and fertility. It offers AI-powered predictions for periods and fertile windows, with modes for conception and pregnancy tracking. Data is kept secure and private.

Highlights
  • AI-powered cycle predictions
  • Symptom and activity logging
  • Conception and pregnancy modes
  • Customizable reminders
  • Cycle insights and statistics
  • AI chat assistant
  • Secure and private data
Features
Read full description

Your cycle, predicted by AI — up to 12 months ahead. Lunation uses machine learning trained on your unique patterns to forecast periods, ovulation, and fertile windows with increasing accuracy. Track 75+ symptoms, moods, and activities to unlock deeper insights into your body. ◆ AI-POWERED PREDICTIONS Log your cycle and Lunation learns your rhythm. Get period and ovulation forecasts for up to 12 months — free for 3 months, then with Lunation Gold. ◆ OVULATION & FERTILITY Identify your fertile window with precision. Conception Mode highlights your best days and tracks key fertility signals. ◆ PREGNANCY MODE Switch to week-by-week pregnancy tracking with fetal development milestones, size comparisons, and personalized guidance. ◆ 75+ SYMPTOMS & ACTIVITIES Track cramps, mood, energy, sleep, skin, cravings, and dozens more. See patterns emerge across cycles with visual analytics. ◆ SMART REMINDERS Set custom reminders for upcoming periods, pills, or fertile days. Notifications are discreet — only you know what they mean. ◆ CYCLE ANALYTICS Visualize trends across cycles. Understand your average cycle length, luteal phase, and how symptoms correlate with your cycle phases. ◆ AI CHAT ASSISTANT Ask questions about your cycle, symptoms, or reproductive health and get personalized, instant guidance. Trusted by women in 18 languages worldwide. Download Lunation and let AI do the guessing — so you don't have to. Privacy Policy: https://lunation.me/privacy Terms of Use: https://lunation.me/terms

About

Simple Fasting Tracker

Easily track your intermittent fasting journey with personalized schedules, goal setting, and progress monitoring. Syncs with Apple Watch and HealthKit for seamless data management. Offers detailed analytics to optimize your fasting.

Highlights
  • Quick fast logging
  • Customizable fasting schedules
  • Real-time progress tracking
  • Track weight and body fat
  • Personalized fasting analytics
  • Apple Watch and HealthKit sync
  • Widgets for quick access
Features
Read full description

Fasting tracker – Easy, simple and intuitive. You can start and track your fasts within seconds. You can set personalised fasting and weight goals, create custom fasting schedules, and receive reminders to stay on track. Plus, you can track and optimize your fasting journey while monitoring weight, body fat percentage, waist circumference, and other key metrics. If you have an Apple Watch, you can start and end your fasts, view current fast progress and also view historic data right from your Watch. The data is automatically synced with iPhone and Health kit. Features: - Quick fast log - Customizable fasting schedules - Real-time progress tracking - Track weight, body fat percentage, waist circumference, BMI and more. - Set and monitor weight goals - Personalized fasting analytics - Reminders to keep you focused Apple Watch Compatible: Start, stop and track your fasts directly from the watch which auto-syncs with the phone and HealthKit. (Yes, we repeated the Apple Watch text - we worked very hard on the feature!) Widgets: Quick access to fasting status, progress, and monthly metrics. Compare: Compare fasting's effect on weight, body fat, waist circumference, and BMI. (AI powered analytics with a human touch) Apple HealthKit Compatible: Seamlessly sync your health data. Note: This app is for general tracking and not a health / diagnostic tool. Always consult a healthcare professional before starting any fasting regimen. For feedback, we love hearing from you: myfastingapptracker@gmail.com Privacy Policy & Terms of Use: https://fastingapp.wordpress.com/terms-of-use/ Website: https://fastingapp.wordpress.com/

Screenshots

Period Cycle Tracker Lunation4 screens
Simple Fasting Tracker4 screens

Verdict

The call

The clearest difference is review sentiment: Simple Fasting Tracker at 78% against Period Cycle Tracker Lunation's 50%. Simple Fasting Tracker also leads on rating (4.8 vs 4.6) and device support (4 vs 1). On price, ratings volume, update cadence and ads 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 Cycle Tracker Lunation sells 11 in-app purchases, starting at $2.99 per 7 days and Simple Fasting Tracker sells 6 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Simple Fasting Tracker holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 106 and 60 respectively. Written reviews point the same way: 50% of Period Cycle Tracker Lunation's written reviews are positive against 78% of Simple Fasting Tracker's.

UpkeepUpdate frequency

Period Cycle Tracker Lunation ships an update every 9 days, Simple Fasting Tracker every 2 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard4 real differences · 6 level
Period Cycle Tracker Lunation versus Simple Fasting Tracker: the parameters behind the verdict, then further details
ParameterPeriod Cycle Tracker LunationSimple Fasting Tracker
PriceFreeFree
Rating4.6 (106 ratings)4.8 (60 ratings) — better
Positive reviews50.0% of reviews77.8% of reviews — better
Number of ratings106 — better60
Update frequencyEvery 9 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhoneiPhone, iPad, iPod, Apple Watch — better
Requires iOS18.615.0 — better
Further details — not scored
Size90 MB47 MB
Age rating12+12+
DeveloperHoldone Software SRLMamta Shah

Customer experience

Period Cycle Tracker Lunation

All ratings105 ratings
Positive90.5%
Neutral4.8%
Negative4.8%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Simple Fasting Tracker

All ratings60 ratings
Positive96.7%
Neutral1.7%
Negative1.7%
Written reviews9 reviews
Positive77.8%
Neutral11.1%
Negative11.1%

In-app purchases

11 purchases

Period Cycle Tracker Lunation

Subscriptions10
  • Lunation Gold Weekly$2.997 Days
  • Lunation Gold Monthyl$6.991 Month
  • Lunation Plus Monthly3 Days trial$9.991 Month
Show 7 more
  • Lunation Start1 Month trial2 variants$9.991 Month
  • Lunation Plus1 Month trial$9.991 Month
  • Lunation Support$19.991 Year
  • Secret Discount$19.991 Year
  • Lunation Gold$49.991 Year
  • Lunation Plus Yearly7 Days trial$49.991 Year
  • Lunation Start Yearly1 Year trial3 variants$49.991 Year
One-time1
  • Lifetime Gold$39.99
6 purchases

Simple Fasting Tracker

Subscriptions5
  • Weekly- Intermittent fasting$4.997 Days
  • Monthly - Intermittent fasting3 Days trial$9.991 Month
  • Year Promo - Fasting Tracker$14.991 Year
Show 2 more
  • Yearly - Intermittent Fasting1 Year trial$24.991 Year
  • Yearly - Intermittent fasting3 Days trial$24.991 Year
One-time1
  • Lifetime - Fasting Tracker$49.99

Questions

Is Period Cycle Tracker Lunation free?
Period Cycle Tracker Lunation is free to download, with in-app purchases available.
Is Simple Fasting Tracker free?
Simple Fasting Tracker is free to download, with in-app purchases available.
Which has better reviews, Period Cycle Tracker Lunation or Simple Fasting Tracker?
Simple Fasting Tracker is rated higher. Period Cycle Tracker Lunation averages 4.6 out of 5 from 106 ratings, while Simple Fasting Tracker averages 4.8 from 60 ratings.
Do Period Cycle Tracker Lunation or Simple Fasting Tracker have ads?
Neither Period Cycle Tracker Lunation nor Simple Fasting Tracker shows ads.
Which is updated more often, Period Cycle Tracker Lunation or Simple Fasting Tracker?
Period Cycle Tracker Lunation ships an update every 9 days, and Simple Fasting Tracker every 2 weeks. Most recently, Period Cycle Tracker Lunation was updated on October 24, 2026 and Simple Fasting Tracker on October 25, 2026.

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