# 羊城通 vs Rhythm Note

The clearest difference is price: 羊城通 at Free against Rhythm Note's $3.99. 羊城通 also leads on ratings volume (11 vs 1) and iOS requirement (13.0 vs 15.3). Rhythm Note's advantage is rating (5.0 vs 3.0) and ads (none vs shown). On update cadence, in-app purchases and device support there is nothing between them.

羊城通 is free to download; Rhythm Note costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Rhythm Note holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: 羊城通 has 11 ratings behind it against 1, so its average is the more settled of the two.

羊城通 ships an update every 6 weeks, Rhythm Note every 5 weeks. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 羊城通 | Rhythm Note |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | [3.0 (11 ratings)](https://appshunter.io/ios/app/id1250682897/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rhythm-note/id6743887073/reviews)** |
| Number of ratings | **11** | 1 |
| Positive reviews | 25.9% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Monetization | — | Paid |
| Size | 200 MB | 32 MB |
| Requires iOS | **13.0** | 15.3 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Guangzhou Yangchengtong Ltd.](https://appshunter.io/developer/552345915) | [嘉成 梁](https://appshunter.io/developer/1803830905) |

## What reviewers say

### 羊城通

[App page](https://appshunter.io/ios/app/id1250682897)

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

**In-app purchases:** none


### Rhythm Note

[App page](https://appshunter.io/ios/app/rhythm-note/id6743887073)

Track and analyze your physical, emotional, and intellectual cycles to make informed decisions. Offers personalized advice and data visualization based on scientific biorhythm theory. Supports multiple users and prioritizes local data storage for privacy.

**Highlights:** Calculate biorhythm indices, Visualize cycle trends, Personalized activity suggestions, Multi-user support, Local data storage, Trend prediction curves

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 羊城通 free?

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

### Is Rhythm Note free?

Rhythm Note costs $3.99, with no in-app purchases.

### Which has better reviews, 羊城通 or Rhythm Note?

Rhythm Note is rated higher. 羊城通 averages 3.0 out of 5 from 11 ratings, while Rhythm Note averages 5.0 from 1 ratings.

### Do 羊城通 or Rhythm Note have ads?

羊城通 shows ads; Rhythm Note does not.

### Which is updated more often, 羊城通 or Rhythm Note?

羊城通 ships an update every 6 weeks, and Rhythm Note every 5 weeks. Most recently, 羊城通 was updated on November 6, 2026 and Rhythm Note on October 30, 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.*