# Sleep Cycle Tracker vs Sleep App：Sleep Tracker, Sound

The clearest difference is in-app purchases: Sleep App：Sleep Tracker, Sound at none against Sleep Cycle Tracker's 3. Sleep Cycle Tracker's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sleep Cycle Tracker sells 3 in-app purchases, starting at $1.99 per month. Sleep App：Sleep Tracker, Sound asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. Both last shipped on October 28, 2026.

## The numbers

| Metric | Sleep Cycle Tracker | Sleep App：Sleep Tracker, Sound |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sleep-cycle-tracker-harmoni/id6498994045/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Freemium | — |
| Size | 104 MB | 11 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ready Apps LLC (WA)](https://appshunter.io/developer/1703345490) | [PORTSUN BIOTECH LIMITED](https://appshunter.io/developer/1700670617) |

## What reviewers say

### Sleep Cycle Tracker

[App page](https://appshunter.io/ios/app/sleep-cycle-tracker-harmoni/id6498994045)

This app offers a unique blend of curated sounds, compelling stories, and soothing music to alleviate stress, reduce anxiety, and enhance sleep quality. It provides a user-friendly interface with personalized relaxation experiences and unguided relaxation paths.

**Highlights:** Curated sound library, Bedtime stories, Calming music, User-friendly design, Customizable playlists, Unguided relaxation paths

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Yearly Subscription | $9.99 | per year |
| Lifetime subscription | $19.99 | one-time |


### Sleep App：Sleep Tracker, Sound

[App page](https://appshunter.io/ios/app/sleep-appsleep-tracker-sound/id6756601144)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sleep Cycle Tracker free?

Sleep Cycle Tracker is free to download, with in-app purchases available.

### Is Sleep App：Sleep Tracker, Sound free?

Sleep App：Sleep Tracker, Sound is free to download, with no in-app purchases.

### Do Sleep Cycle Tracker or Sleep App：Sleep Tracker, Sound have ads?

Neither Sleep Cycle Tracker nor Sleep App：Sleep Tracker, Sound shows ads.

### Which is updated more often, Sleep Cycle Tracker or Sleep App：Sleep Tracker, Sound?

Sleep Cycle Tracker ships an update monthly, and Sleep App：Sleep Tracker, Sound monthly. Most recently, Sleep Cycle Tracker was updated on October 28, 2026 and Sleep App：Sleep Tracker, Sound 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.*