Comparison

Ovulation Tracker vs Shark A

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

Head to head
About

Ovulation Tracker

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.

Highlights
  • Period, ovulation, and fertility day tracking
  • Health log for comprehensive health overview
  • Well-designed health reports
  • Customizable wallpapers and pets
  • Calendar view for cycle visualization
Features
Read full description

Smart and beautiful female period tracker that can help you know your period, ovulation, and fertility days and confidently deal with them. Features - Beautiful calendar lets you know your period, ovulation, and fertility days. - Take full control of your health by health log. - See the overall picture of your health by well-designed report. - Customize your tracker with cute wallpapers and pets. Take care of yourself today. Download now for free. Disclaimer: - Ovulation App is accustomed to recording and foreseeing the period, fruitful and ovulation days. Because of individual differences, Ovulation App may not generally foresee precisely. By the way, using the app for tracking the user's conditions can be helped to avoid unplanned pregnancy. Unwanted pregnancy can be avoided by having protect intercourse as well. - Health tips in the app are general suggestion. To get precise health advices, please ask from doctors or professionals. Subscription Details: – Payment will be charged to iTunes Account at confirmation of purchase. – Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. – Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. – Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user’s Account Settings after purchase. – Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. For more information: https://support.apple.com/en-us/HT202039 Privacy Policy: https://livelybeing.com/privacy-policy-ovulation-tracker/ Terms of Use: https://livelybeing.com/terms-of-use-ovulation-tracker/

About

Shark A

Features
Read full description

Shark A-Track is a free period tracker built for sharing with the people you trust. Log your shark week, see which phase you're in, and get a forecast of the next one. TRACK - One-tap period start and end - Daily log for flow, symptoms, and mood - Cycle phase and forecast based on your own history - Calendar view with predicted periods and estimated fertile window SHARE, ONLY IF YOU WANT - Invite your partner with a one-time code so they can follow your cycle - Sister sharing: friends can see each other's cycles the same way - Revoke anyone's access instantly, any time PRIVATE BY DESIGN - People you invite see period dates and predictions only. Symptoms, moods, and notes are never visible to anyone but you. - No ads, no analytics, no trackers, no data sales. Ever. - Delete your account and all your data in one tap. Predictions are estimates based on your logged history. They are not medical advice and must not be used as contraception.

Screenshots

Ovulation Tracker3 screens
Shark A4 screens

Verdict

The call

The clearest difference is in-app purchases: Shark A at none against Ovulation Tracker's 10. Shark A also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 5 weeks). On price, device support and iOS requirement 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. Ovulation Tracker sells 10 in-app purchases, starting at $5.99 per 7 days. Shark A asks for nothing beyond the download.

UpkeepUpdate frequency

Ovulation Tracker ships an update every 5 weeks, Shark A every 3 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Ovulation Tracker versus Shark A: the parameters behind the verdict, then further details
ParameterOvulation TrackerShark A
PriceFreeFree
Rating4.3 (83 ratings) — better—
Positive reviews25.0% of reviews—
Number of ratings83 — better—
Update frequencyEvery 5 weeksEvery 3 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.615.0 — better
Further details — not scored
Size19 MB9 MB
Age rating4+17+
DeveloperAtthaporn ChanprakonJoshua Moffat

In-app purchases

10 purchases

Ovulation Tracker

Subscriptions3
  • Weekly Premium Subscription$5.997 Days
  • Yearly Premium Subscription3 Days trial$39.991 Year
  • 6-Month Premium Subscription$49.996 Months
One-time7
  • Theme : Modern Flower$2.99
  • Theme : Rainbow$2.99
  • Theme : Violette$2.99
Show 4 more
  • Theme : Yellow Shape$2.99
  • Remove Ads$9.99
  • Lifetime Access$29.99
  • Lifetime Access$79.99
None

Shark A

No in-app purchases

Questions

Is Ovulation Tracker free?
Ovulation Tracker is free to download, with in-app purchases available.
Is Shark A free?
Shark A is free to download, with no in-app purchases.
Do Ovulation Tracker or Shark A have ads?
Ovulation Tracker shows ads; Shark A does not.
Which is updated more often, Ovulation Tracker or Shark A?
Ovulation Tracker ships an update every 5 weeks, and Shark A every 3 weeks. Most recently, Ovulation Tracker was updated on November 3, 2026 and Shark A on October 31, 2026.

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