Comparison

Fertility Friend FF Tracker vs iFertracker

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

Head to head
About

Fertility Friend FF Tracker

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.

Highlights
  • Ovulation detection
  • Fertile window prediction
  • BBT and cervical fluid tracking
  • Period and symptom logging
  • Interactive fertility charts
  • TTC educational library
  • Pregnancy monitoring
Read full description

Track ovulation with confidence with the gold standard fertility charting app, trusted for over 25 years. Fertility Friend helps to accurately find your most fertile days, understand your ovulation pattern, and learn more about your unique cycle. Join the millions of women who have used Fertility Friend while trying to conceive, including over 1 million who recorded positive pregnancy tests in the app. Track your period and key fertility signs (BBT, cervical fluid, OPKs, symptoms). Fertility Friend will automatically create your chart, highlight your fertile window, and provide personalized insights, including when ovulation likely occurred and when to test for pregnancy. Fertility Friend teaches you how to chart, what your signs mean, and gives you the confidence to never miss a fertile opportunity. What’s FREE: - We do not sell or share your data or display ads - 30-day trial of premium features (No credit card, no auto-charge) - Automatic ovulation detection - Use Fertility Friend’s advanced (default) accurate ovulation detector or choose ovulation detection based on the Fertility Awareness Method (FAM) - Interactive fertility chart with coverline and symptom display - Color-coded fertility calendar: see your period, fertile days, ovulation and more at a glance - Detailed and customizable data entry: period, BBT, OPK, CM, symptoms, meds, LH tests… - Sync with Apple Health and Oura (automatic import of temps, heart rate, sleep, and more) - Graphical cycle progress bar/ticker display - Daily data summary - Period tracking - Menstrual cycle statistics: cycle length, phase length, ovulation dates - Extensive TTC educational library: videos, lessons, quizzes, games, articles - Searchable gallery of 240,000+ shared cycles. - View real life BBT charts filtered by keywords - Sharing possibilities (optional) - Dark Mode and custom color themes - Companion access to FertilityFriend.com What’s PREMIUM (Highlights): - All Free features plus - Advanced fertility insights and analysis - More graphs & detailed interpretations - Enhanced data display on chart and calendar - Cycle comparison tools - Pregnancy Monitor - Pregnancy Tracker - Charts “Like Mine” gallery search - Stats display on Chart Gallery searches - Pattern detection - Private, supportive community - Additional expert tools developed over decades Fertility Friend offers unmatched experience, accuracy, and depth to help you understand your cycle with confidence. Important: This app provides educational estimates only and must not be used to avoid pregnancy or schedule medical procedures. Always consult your healthcare provider for medical advice.

About

iFertracker

This app helps users track their menstrual cycles and identify their fertile window for conception. It uses basal body temperature data to predict ovulation and suggest optimal times for intercourse. Users can visualize their cycle data and share BBT charts for medical consultation.

Highlights
  • Ovulation prediction
  • Fertile window identification
  • Menstrual cycle tracking
  • Basal body temperature charting
  • Health App integration
  • Data visualization
Features
Read full description

iFertracker, a smart basal-body-temperature (BBT) thermometer developed by Raiing Medical Company, is to track the best time to try and conceive. Connecting with the iFertracker App, iFertracker can easily tell you the phases of your menstrual cycle, fertile window, and help you arrange intercourse accordingly. Key functions are: [Find the right time] - Wear the iFertracker overnight, you will get precise basal body temperature for ovulation prediction and the best time for intercourse. [Understand your menstrual cycles] - Menstrual cycles are illustrated in a visual and intuitive way based on consecutive and precise data, getting you ready for the approaching period. [BBT chart] - BBT chart is available for further medical consulting and professional diagnosis. iFertracker has integrated with the Health App and you can sync your basal body temperature and menstruation data to the Health app (requires iOS8). Raiing Medical is a data driven, healthcare service company, dedicated to reproductive health.

Screenshots

Fertility Friend FF Tracker4 screens
iFertracker3 screens

Verdict

The call

The clearest difference is rating: Fertility Friend FF Tracker at 4.8 against iFertracker's 3.1. Fertility Friend FF Tracker also leads on review sentiment (78% vs 40%) and update cadence (weekly vs every 2 months). iFertracker's advantage is in-app purchases (none vs 4) and iOS requirement (10.0 vs 16.6). On price, ads and device support 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. Fertility Friend FF Tracker sells 4 one-off in-app purchases. iFertracker asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Fertility Friend FF Tracker holds the better App Store score, 4.8 against 3.1. That said, the two scores are not equally well evidenced: Fertility Friend FF Tracker has 7.4K ratings behind it against 55, so its average is the more settled of the two. Written reviews point the same way: 78% of Fertility Friend FF Tracker's written reviews are positive against 40% of iFertracker's.

UpkeepUpdate frequency

Fertility Friend FF Tracker ships an update weekly, iFertracker every 2 months. Both last shipped on October 23, 2026.

Scorecard7 real differences · 3 level
Fertility Friend FF Tracker versus iFertracker: the parameters behind the verdict, then further details
ParameterFertility Friend FF TrackeriFertracker
PriceFreeFree
Rating4.8 (7.4K ratings) — better3.1 (55 ratings)
Positive reviews78.1% of reviews — better40.0% of reviews
Number of ratings7.4K — better55
Update frequencyWeekly — betterEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.610.0 — better
Further details — not scored
Size33 MB47 MB
Age rating17+17+
DeveloperTamtris Web Services Inc.Raiing Medical Company

Customer experience

Fertility Friend FF Tracker

All ratings7,442 ratings
Positive96.1%
Neutral1.6%
Negative2.3%
Written reviews352 reviews
Positive78.1%
Neutral6.5%
Negative15.3%

iFertracker

All ratings55 ratings
Positive47.3%
Neutral7.3%
Negative45.5%
Written reviews45 reviews
Positive40.0%
Neutral8.9%
Negative51.1%

Bugs and requests

Fertility Friend FF Tracker

Reported bugs

4 issues
  • Unable to create account
  • Randomly deleting custom data
  • Inaccurate ovulation predictions
  • Pregnancy data not transferring

Requested features

5 requests
  • Offline mode with data syncing
  • Integration with Apple Health
  • More affordable subscription options
  • Improved community features
  • Streamlined data entry process

iFertracker

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Fertility Friend FF Tracker

One-time4
  • 30 Days VIP Membership$10.99
  • 90 Days VIP Membership$21.99
  • 1 Year VIP - Special Rate$23.99
Show 1 more
  • 1 Year VIP Membership$45.99
None

iFertracker

No in-app purchases

Questions

Is Fertility Friend FF Tracker free?
Fertility Friend FF Tracker is free to download, with in-app purchases available.
Is iFertracker free?
iFertracker is free to download, with no in-app purchases.
Which has better reviews, Fertility Friend FF Tracker or iFertracker?
Fertility Friend FF Tracker is rated higher. Fertility Friend FF Tracker averages 4.8 out of 5 from 7.4K ratings, while iFertracker averages 3.1 from 55 ratings.
Do Fertility Friend FF Tracker or iFertracker have ads?
Neither Fertility Friend FF Tracker nor iFertracker shows ads.
Which is updated more often, Fertility Friend FF Tracker or iFertracker?
Fertility Friend FF Tracker ships an update weekly, and iFertracker every 2 months. Most recently, Fertility Friend FF Tracker was updated on October 23, 2026 and iFertracker on October 23, 2026.

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