# Period Tracker ⋆ vs Sync

The clearest difference is in-app purchases: Sync at none against Period Tracker ⋆'s 1. Sync also leads on ads (none vs shown) and review sentiment (100% vs 75%). Period Tracker ⋆'s advantage is ratings volume (23K vs 1) and iOS requirement (13.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. Period Tracker ⋆ sells 1 in-app purchase, starting at $4.99 per month. Sync asks for nothing beyond the download.

Sync holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Period Tracker ⋆ has 23K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 75% of Period Tracker ⋆'s written reviews are positive against 100% of Sync's.

Period Tracker ⋆ ships an update every 2 months, Sync every 3 weeks. The most recent releases landed on September 25, 2026 and September 2, 2026 respectively.

## The numbers

| Metric | Period Tracker ⋆ | Sync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (23K ratings)](https://appshunter.io/ios/app/period-tracker/id1579369864/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sync-private-period-tracker/id6743987631/reviews)** |
| Number of ratings | **23K** | 1 |
| Positive reviews | 75.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Subscription | **Free** |
| Size | 122 MB | 41 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [LUCKY LABS LP](https://appshunter.io/developer/1670581511) | [Wei Jian Wong](https://appshunter.io/developer/1805425419) |

## What reviewers say

### Period Tracker ⋆

[App page](https://appshunter.io/ios/app/period-tracker/id1579369864)

This app helps you track your menstrual cycle, predict periods, and monitor ovulation. Log symptoms, moods, and intimate life for personalized insights and receive timely reminders. It offers customizable tracking for irregular cycles and provides fertility period notifications.

**Highlights:** Cycle and menstruation forecasting, Menses date tracking, Customizable cycle length, Mood and symptom logging, Intimate life tracking, Fertility and menses notifications

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | per month |

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Accurate period predictions
- 💎 Helpful for tracking cycles
- 🎨 Beautiful and intuitive design
- 🆓 Completely free with no ads

**What reviewers complain about**

- 🐛 Inability to manually adjust period dates
- 🤔 Limited symptom tracking options
- ⚠️ Inconsistent with irregular cycles
- 🧭 Difficulty navigating past months

**Reported bugs**

- Automatically adds period dates even when none
- Inaccurate predictions for irregular cycles

**Requested features**

- Add more symptom tracking options
- Allow manual adjustment of period dates
- Improve navigation to view past cycles
- Provide more customization options


### Sync

[App page](https://appshunter.io/ios/app/sync-private-period-tracker/id6743987631)

A privacy-focused period tracker that stores all your data locally on your device. It offers a simple and ad-free experience for managing your menstrual cycle.

**Highlights:** Privacy-focused design, Local data storage, Ad-free experience, Simple interface, Cycle tracking

**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 Sync free?

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

### Which has better reviews, Period Tracker ⋆ or Sync?

Sync is rated higher. Period Tracker ⋆ averages 4.7 out of 5 from 23K ratings, while Sync averages 5.0 from 1 ratings.

### Do Period Tracker ⋆ or Sync have ads?

Period Tracker ⋆ shows ads; Sync does not.

### Which is updated more often, Period Tracker ⋆ or Sync?

Period Tracker ⋆ ships an update every 2 months, and Sync every 3 weeks. Most recently, Period Tracker ⋆ was updated on September 25, 2026 and Sync on September 2, 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.*