Comparison

Ovulation Estimator vs Ovulation Calculator & Tracker

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

Head to head
About

Ovulation Estimator

This health tool helps you estimate your ovulation date. Simply enter your last menstrual period and cycle length to predict your most fertile days. It's designed for women tracking their reproductive health.

Highlights
  • Ovulation date calculation
  • Last menstrual period input
  • Period cycle length input
  • Fertile window prediction
  • Health and fitness tracking
Features
Read full description

Using this calculator know your ovulation date. Input your last menstrual period and period cycle to calculate the probable date of ovulation. Please give your valuable comments and ratings for further improvement.

About

Ovulation Calculator & Tracker

Features
Read full description

Experience the ultimate in period and ovulation tracking with our reliable app, specially designed to cater to those with irregular periods. Whether you’re seeking to conceive or simply want to stay informed about your menstrual cycle, Period Tracker - Ovulation & Pregnancy Calendar is your ideal companion. This comprehensive tool provides precise insights into your past and upcoming periods, fertile windows, and ovulation days. Accurate and Data-Driven Benefit from precise predictions based on your unique menstrual history. The app continually refines its accuracy through the power of machine learning (AI). Exquisite Design and Functionality Immerse yourself in an elegant user interface adorned with delightful decorations. Access an outstanding calendar and report that seamlessly organizes your notes, intimacy history, emotional states, symptoms, weight trends, and temperature charts. Data Security Beyond Compare Safeguard your privacy with encrypted synchronization of your anonymous data to a personal cloud account. Rest easy knowing you can effortlessly backup and restore your information at any time. Unparalleled Privacy Protection Embrace anonymity, as our app requires no account creation or real-name registration. We pledge 100% data privacy and commit to neither collecting nor selling your data. Retain full control over your information with the ability to erase all data at your discretion. Never Miss a Beat with Period & Fertility Reminders Set customizable reminders to receive notifications about your forthcoming period, ovulation, and more. Key Features for Your Convenience: -Cycle tracking and period prediction -Menstruation period monitoring and ovulation forecasting -A unique period tracker diary with customizable settings for irregular cycles -Daily pregnancy likelihood calculations -Dedicated pregnancy mode for conception or post-pregnancy tracking -Symptom tracking for comprehensive health insights -Timely notifications for period, fertility, and ovulation tracking -Weight and temperature charts for holistic monitoring -Seamless Google Account backup and restoration -Support for multiple accounts on the period ovulation tracker -A variety of language options for global accessibility You can subscribe to unlock all features for advances features. Ovulation Calculator & Tracker is free but you can also upgrade to Premium for full access to premium features for $5 a month through subscription. Unlock the Full Power of Ovulation Calculator & Tracker with a Pro Plan * Personalized Themes: * Ad-Free Experience: * Unlimited Records: * Unlimited Reminders: Upgrade to Pro today and experience a whole new level of productivity and customization. With themes, ad-free browsing, unlimited Records and reminders, and more, you'll have the tools you need to conquer your Periods info and stay organized like never before. Get Your Pregnancy Journey If you’re searching for top-notch pregnancy apps, our app is the ultimate solution to enhance your pregnancy experience or birth control journey. The Premier Period Tracker for Women Discover the finest period tracker for women, delivering unparalleled accuracy and reliability in tracking your menstrual cycle and ovulation. Terms of use : https://intuitive.studio/minimalist/terms/
 Terms of Use (EULA) : https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Ovulation Estimator3 screens
Ovulation Calculator & Tracker4 screens

Verdict

The call

The clearest difference is in-app purchases: Ovulation Estimator at none against Ovulation Calculator & Tracker's 1. Ovulation Calculator & Tracker's advantage is iOS requirement (12.0 vs 18.0). On price, update cadence, 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. Ovulation Calculator & Tracker sells 1 in-app purchase, starting at $4.99 per month. Ovulation Estimator asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on October 16, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 7 level
Ovulation Estimator versus Ovulation Calculator & Tracker: the parameters behind the verdict, then further details
ParameterOvulation EstimatorOvulation Calculator & Tracker
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 6 monthsEvery 6 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.012.0 — better
Further details — not scored
Size6 MB73 MB
Age rating4+17+
DeveloperMalay PatelDenis Vithani

In-app purchases

None

Ovulation Estimator

No in-app purchases

1 purchases

Ovulation Calculator & Tracker

Subscriptions1
  • Unlimited Record - Monthly$4.991 Month

Questions

Is Ovulation Estimator free?
Ovulation Estimator is free to download, with no in-app purchases.
Is Ovulation Calculator & Tracker free?
Ovulation Calculator & Tracker is free to download, with in-app purchases available.
Do Ovulation Estimator or Ovulation Calculator & Tracker have ads?
Neither Ovulation Estimator nor Ovulation Calculator & Tracker shows ads.
Which is updated more often, Ovulation Estimator or Ovulation Calculator & Tracker?
Ovulation Estimator ships an update every 6 months, and Ovulation Calculator & Tracker every 6 months. Most recently, Ovulation Estimator was updated on October 16, 2026 and Ovulation Calculator & Tracker on October 7, 2026.

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