# Period & Ovulation Calculator vs Period Tracker

The clearest difference is review sentiment: Period Tracker at 100% against Period & Ovulation Calculator's 50%. Period Tracker also leads on rating (5.0 vs 4.4) and in-app purchases (none vs 10). Period & Ovulation Calculator's advantage is ratings volume (632 vs 3) and iOS requirement (14.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Period & Ovulation Calculator sells 10 in-app purchases, starting at $1.99 per 7 days. Period Tracker asks for nothing beyond the download.

Period Tracker holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Period & Ovulation Calculator has 632 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 50% of Period & Ovulation Calculator's written reviews are positive against 100% of Period Tracker's.

Period & Ovulation Calculator ships an update every 3 weeks, Period Tracker every 2 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | Period & Ovulation Calculator | Period Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (632 ratings)](https://appshunter.io/ios/app/period-and-ovulation-calculator/id1603182312/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/period-tracker-ruby/id6746857902/reviews)** |
| Number of ratings | **632** | 3 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 94 MB | 47 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [AESTHETIC WIDGETS LTD](https://appshunter.io/developer/1711749827) | [Rafiki Apps LLC](https://appshunter.io/developer/1684249563) |

## What reviewers say

### Period & Ovulation Calculator

[App page](https://appshunter.io/ios/app/period-and-ovulation-calculator/id1603182312)

This app helps users track their menstrual cycles, predict ovulation dates, and identify fertile windows. It also assists in calculating pregnancy test dates and expected labor dates, offering a comprehensive tool for family planning and fertility awareness.

**Highlights:** Track period dates, Predict ovulation dates, Identify fertile days, Calculate pregnancy test dates, Estimate expected labor dates, Pin lock protection

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ovulation Calculator Weekly | $1.99 | per 7 days |
| Weekly premium | $2.99 | per 7 days |
| Weekly premium | $2.99 | per 7 days |
| Ovulation Calculator Monthly | $6.99 | per month |
| Monthly Premium | $9.99 | per month |
| Monthly Premium | $9.99 | per month |
| Yearly premium | $29.99 | per year |
| Yearly premium | $29.99 | per year |
| Ovulation Calculator Yearly | $49.99 | per year |
| Ovulation Calculator Lifetime | $99.99 | one-time |


### Period Tracker

[App page](https://appshunter.io/ios/app/period-tracker-ruby/id6746857902)

This app helps you track your menstrual cycle, predict ovulation, and log symptoms. It offers personalized insights and gentle reminders to help you understand your body better. Designed for simplicity and privacy, it's a comprehensive tool for managing your reproductive health.

**Highlights:** Menstrual cycle tracking, Ovulation prediction, Period and flow logging, Symptom and emotion tracking, Personalized insights, Gentle reminders

**In-app purchases:** none


## Frequently asked questions

### Is Period & Ovulation Calculator free?

Period & Ovulation Calculator is free to download, with in-app purchases available.

### Is Period Tracker free?

Period Tracker is free to download, with no in-app purchases.

### Which has better reviews, Period & Ovulation Calculator or Period Tracker?

Period Tracker is rated higher. Period & Ovulation Calculator averages 4.4 out of 5 from 632 ratings, while Period Tracker averages 5.0 from 3 ratings.

### Do Period & Ovulation Calculator or Period Tracker have ads?

Both Period & Ovulation Calculator and Period Tracker show ads.

### Which is updated more often, Period & Ovulation Calculator or Period Tracker?

Period & Ovulation Calculator ships an update every 3 weeks, and Period Tracker every 2 weeks. Most recently, Period & Ovulation Calculator was updated on October 25, 2026 and Period Tracker on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*