# Period Tracker vs LunaCat

The clearest difference is in-app purchases: LunaCat at none against Period Tracker's 1. LunaCat also leads on ads (none vs shown) and update cadence (every 5 days vs every 2 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Period Tracker sells 1 in-app purchase, starting at $29.99 per year. LunaCat asks for nothing beyond the download.

Period Tracker ships an update every 2 weeks, LunaCat every 5 days. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Period Tracker | LunaCat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/period-tracker-ruby/id6746857902/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Free | — |
| Size | 47 MB | 60 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Rafiki Apps](https://appshunter.io/developer/1684249563) | [JINTAE IM](https://appshunter.io/developer/6806574623) |

## What reviewers say

### 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 (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ruby Premium | $29.99 | per year |


### LunaCat

[App page](https://appshunter.io/ios/app/lunacat-cycle-period-ttc/id6806774551)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Period Tracker free?

Period Tracker is free to download, with in-app purchases available.

### Is LunaCat free?

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

### Do Period Tracker or LunaCat have ads?

Period Tracker shows ads; LunaCat does not.

### Which is updated more often, Period Tracker or LunaCat?

Period Tracker ships an update every 2 weeks, and LunaCat every 5 days. Most recently, Period Tracker was updated on October 29, 2026 and LunaCat on October 24, 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.*