# Sync: Align Your Body's Clock

> Circadian rhythm synchronization through personalized lighting recommendations based on HealthKit data. (iPhone/iPad app by Arcascope Inc.)

- Source: https://appshunter.io/ios/app/sync-align-your-bodys-clock/id1565681859 (this page in markdown: same URL + `.md`)
- Developer: [Arcascope Inc](https://appshunter.io/developer/1495134364)
- Category: Health & Fitness, Lifestyle
- Price: Free
- Rating: 4.80/5 from 5 App Store ratings
- Age rating: 4+
- Requires: iOS 15.0 · 47 MB
- Languages: English
- Released: 2023-04-19
- Data updated: 2026-06-10
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/sync-align-your-bodys-clock/id1565681859/reviews.md

## What is Sync?

Get your circadian rhythms in sync by following simple, low-risk lighting recommendations. We use HealthKit data (steps, sleep, and heart rate) from your phone and wearables to track your body's internal circadian rhythms in real-time and give personalized circadian advice.

## Key features

- Circadian rhythm tracking
- Personalized lighting recommendations
- HealthKit data integration
- Real-time circadian advice
- Low-risk guidance


## Frequently asked questions about Sync

### What is Sync's main purpose?

Sync's main purpose is to help you align your body's internal circadian rhythms by providing personalized lighting recommendations. It uses your HealthKit data to offer real-time advice for better well-being.

### What kind of data does Sync use?

Sync utilizes HealthKit data from your phone and wearables, including steps, sleep patterns, and heart rate, to track your circadian rhythms in real-time.

### Is Sync free to use?

Yes, Sync is free to download and use. However, it does contain advertisements.

### What devices does Sync support?

Sync is currently supported on iPhone and iPod devices.

### How accurate is Sync's data?

Sync relies on the accuracy of the HealthKit data provided by your phone and wearables. The app itself is rated 4.8 stars from 5 ratings, indicating high user satisfaction with its functionality.

### When was Sync last updated?

The latest version of Sync was released on June 9, 2023, indicating ongoing development and support.

### What is the age rating for Sync?

Sync has an age rating of 4+, making it suitable for a wide range of users.

### Does Sync offer workout tracking?

While Sync uses step data from HealthKit, its primary focus is on circadian rhythm synchronization through lighting recommendations, not detailed workout tracking.

## Version history (last 2 releases)

### 1.01 — 2023-06-09

- Fix to the serpent view display

### 1.0 — 2023-04-19

No release notes.

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## More apps by Arcascope Inc

- [Clairoe: Life in Rhythm](https://appshunter.io/ios/app/clairoe-life-in-rhythm/id1589005077)
- [Arcasync](https://appshunter.io/ios/app/arcasync/id6449750592)

All apps by Arcascope Inc: https://appshunter.io/developer/1495134364

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*