# Sync vs Clear Period Tracker

Sync and Clear Period Tracker are too close to call on the numbers: across 9 compared parameters — price, rating, ratings volume and update cadence among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Sync against 5.0 for Clear Period Tracker. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 20, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Sync | Clear Period Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/sync-private-period-tracker/id6743987631/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/clear-period-tracker/id6754220078/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 41 MB | 51 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 9+ |
| Developer | [Wei Jian Wong](https://appshunter.io/developer/1805425419) | [Viktor Nikolenko](https://appshunter.io/developer/1847159684) |

## What reviewers say

### 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


### Clear Period Tracker

[App page](https://appshunter.io/ios/app/clear-period-tracker/id6754220078)

Easily monitor your menstrual cycle, fertility, and daily health with accurate predictions and a simple interface. Features include a fertility calculator, secure app lock, and a personal diary for notes. Optimized for smooth performance on any device.

**Highlights:** Menstrual cycle tracking, Fertility calculator, Secure app lock with PIN, Personal diary, Widget support, Customizable themes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sync free?

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

### Is Clear Period Tracker free?

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

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

Sync and Clear Period Tracker are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

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

Neither Sync nor Clear Period Tracker shows ads.

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

Sync ships an update every 3 weeks, and Clear Period Tracker every 3 weeks. Most recently, Sync was updated on October 20, 2026 and Clear Period Tracker on October 28, 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.*