# Swaying Tune vs NotationAI

The clearest difference is in-app purchases: Swaying Tune at none against NotationAI's 3. Swaying Tune also leads on iOS requirement (13.0 vs 17). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. NotationAI sells 3 in-app purchases, starting at $7.99 per month. Swaying Tune asks for nothing beyond the download.

Swaying Tune ships an update every 2 weeks, NotationAI every 11 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Swaying Tune | NotationAI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/swaying-tune/id1556841005/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 72.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 11 days** |
| Monetization | Free | — |
| Size | 109 MB | 137 MB |
| Requires iOS | **13.0** | 17 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Robkoo Information & Technologies Co., Ltd.](https://appshunter.io/developer/987892941) | [旋炜 李](https://appshunter.io/developer/1513565202) |

## What reviewers say

### Swaying Tune

[App page](https://appshunter.io/ios/app/swaying-tune/id1556841005)

Collect musical postcards from various scenes and times to create melodies by rotating your phone. Explore a wonderland to find a missing cat hidden within the scenes.

**Highlights:** Collect musical postcards, Create melodies by rotating phone, Explore scenes for missing cat, Play different scales and genres, Global musical scenes

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

**In-app purchases:** none


### NotationAI

[App page](https://appshunter.io/ios/app/notationai-music-scanner/id6780883229)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NotationAI Pro Monthly | $7.99 | per month |
| NotationAI Pro Quarterly | $20.99 | per 3 months |
| NotationAI Pro Yearly | $39.99 | per year |


## Frequently asked questions

### Is Swaying Tune free?

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

### Is NotationAI free?

NotationAI is free to download, with in-app purchases available.

### Do Swaying Tune or NotationAI have ads?

Neither Swaying Tune nor NotationAI shows ads.

### Which is updated more often, Swaying Tune or NotationAI?

Swaying Tune ships an update every 2 weeks, and NotationAI every 11 days. Most recently, Swaying Tune was updated on October 24, 2026 and NotationAI on October 25, 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.*