# Period Tracker vs Crowd Tracker SG

The clearest difference is in-app purchases: Crowd Tracker SG at none against Period Tracker's 2. Crowd Tracker SG also leads on update cadence (weekly vs every 5 weeks). Period Tracker's advantage is iOS requirement (15.6 vs 26.5). On price, ads and device support there is nothing between them.

Both are free to download. Period Tracker sells 2 in-app purchases, starting at $5.99 per year. Crowd Tracker SG asks for nothing beyond the download.

Period Tracker ships an update every 5 weeks, Crowd Tracker SG weekly. The most recent releases landed on October 15, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Period Tracker | Crowd Tracker SG |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (144 ratings)](https://appshunter.io/ios/app/period-tracker-cycle-calendar/id1541331292/reviews)** | — |
| Number of ratings | **144** | — |
| Positive reviews | 86.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Monetization | Freemium | — |
| Size | 67 MB | 4 MB |
| Requires iOS | **15.6** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Yiqing Refrigeration Equipment Engineering Co., Ltd.](https://appshunter.io/developer/1541152037) | [Hwee Eng Chua](https://appshunter.io/developer/6778722116) |

## What reviewers say

### Period Tracker

[App page](https://appshunter.io/ios/app/period-tracker-cycle-calendar/id1541331292)

Easily track your menstrual cycle, predict your next period, and monitor ovulation and fertile days. Record moods, symptoms, and health details to understand your body better. Includes a pregnancy mode for due date countdown and privacy protection.

**Highlights:** Period tracking and prediction, Ovulation and fertile day calculation, Mood and symptom logging, Pregnancy mode with due date countdown, Data charts and reports, Privacy protection with TouchID/FaceID

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - 1 Year | $5.99 | per year |
| Premium Lifetime | $9.99 | one-time |


### Crowd Tracker SG

[App page](https://appshunter.io/ios/app/crowd-tracker-sg/id6778722114)

**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 Crowd Tracker SG free?

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

### Do Period Tracker or Crowd Tracker SG have ads?

Neither Period Tracker nor Crowd Tracker SG shows ads.

### Which is updated more often, Period Tracker or Crowd Tracker SG?

Period Tracker ships an update every 5 weeks, and Crowd Tracker SG weekly. Most recently, Period Tracker was updated on October 15, 2026 and Crowd Tracker SG 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.*