# Sync Period vs Cadence Period Tracker

The clearest difference is ads: Sync Period at none against Cadence Period Tracker's shown. Cadence Period Tracker's advantage is iOS requirement (15.1 vs 18.0). On price, rating, ratings volume and update cadence there is nothing between them.

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 Period against 5.0 for Cadence Period Tracker. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Sync Period ships an update every 3 months, Cadence Period Tracker every 2 months. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Sync Period | Cadence Period Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/sync-period/id6761670998/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/cadence-period-tracker/id6767012189/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 6 MB | 47 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Start in June LLC](https://appshunter.io/developer/1831523078) | [Trevor Frese](https://appshunter.io/developer/1072284943) |

## What reviewers say

### Sync Period

[App page](https://appshunter.io/ios/app/sync-period/id6761670998)

This health app offers a simple and intuitive way to monitor your menstrual cycles. It allows you to log periods, emotions, symptoms, and energy levels, providing insights and reminders for your next cycle. Personalized notes and a monthly calendar view help you stay informed about your reproductive health.

**Highlights:** Period tracking, Symptom logging, Emotion tracking, Energy level logging, Cycle insights, Period reminders, Notes and calendar view

**In-app purchases:** none


### Cadence Period Tracker

[App page](https://appshunter.io/ios/app/cadence-period-tracker/id6767012189)

This app helps you track your menstrual cycle with accurate predictions and gentle reminders. It offers a unique feature to share cycle information with a partner, fostering better synchronization and understanding. Your data is private and encrypted, with optional integration with Apple Health.

**Highlights:** Period cycle prediction, Partner cycle sharing, Apple Health two-way sync, Customizable reminders, End-to-end data encryption, Calendar history view

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

**In-app purchases:** none


## Frequently asked questions

### Is Sync Period free?

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

### Is Cadence Period Tracker free?

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

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

Sync Period and Cadence Period Tracker are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

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

Cadence Period Tracker shows ads; Sync Period does not.

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

Sync Period ships an update every 3 months, and Cadence Period Tracker every 2 months. Most recently, Sync Period was updated on October 31, 2026 and Cadence Period Tracker on November 5, 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.*