# Rainbow Music Notes vs HarmoniQ

The clearest difference is price: HarmoniQ at Free against Rainbow Music Notes's $3.99. HarmoniQ also leads on rating (4.8 vs 4.3) and update cadence (every 9 days vs every 2 months). Rainbow Music Notes's advantage is in-app purchases (none vs 7) and iOS requirement (15.6 vs 18.6). On ads and device support there is nothing between them.

HarmoniQ is free to download; Rainbow Music Notes costs $3.99 up front. HarmoniQ sells 7 in-app purchases, starting at $4.99 per month. Rainbow Music Notes asks for nothing beyond the download.

HarmoniQ holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: HarmoniQ has 65 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 83% of Rainbow Music Notes's written reviews are positive against 100% of HarmoniQ's.

Rainbow Music Notes ships an update every 2 months, HarmoniQ every 9 days. The most recent releases landed on October 22, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Rainbow Music Notes | HarmoniQ |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [4.3 (6 ratings)](https://appshunter.io/ios/app/rainbow-music-notes/id395133329/reviews) | **[4.8 (65 ratings)](https://appshunter.io/ios/app/harmoniq-learn-perfect-pitch/id6479720616/reviews)** |
| Number of ratings | 6 | **65** |
| Positive reviews | 82.9% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 16 MB | 52 MB |
| Requires iOS | **15.6** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tie Zhong](https://appshunter.io/developer/733342680) | [Matthew James Clower](https://appshunter.io/developer/1737060505) |

## What reviewers say

### Rainbow Music Notes

[App page](https://appshunter.io/ios/app/rainbow-music-notes/id395133329)

This app is a fun and beautifully designed game for young children to learn piano notes. It creatively associates colors with notes to help beginners recognize and remember them while playing, offering instant feedback and a smart scoreboard to encourage practice.

**Highlights:** Color-associated piano notes, Instant feedback on key presses, Smart score board, Multiple selectable notes, Adjustable time to identify notes, Choice of clefs and note types

**In-app purchases:** none


### HarmoniQ

[App page](https://appshunter.io/ios/app/harmoniq-learn-perfect-pitch/id6479720616)

Develop perfect pitch with scientifically proven methods. This app offers personalized exercises to enhance auditory perception and deepen your musical understanding. Suitable for all ages and skill levels, it transforms how you experience sound.

**Highlights:** Develop perfect pitch, Scientifically proven techniques, Personalized learning journey, Enhance auditory perception, Deeper musical understanding, Immersive exercises

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |
| Monthly Subscription | $4.99 | per month |
| Yearly Subscription | $29.99 | per year |
| Tiny Bundle of Prisms | $0.99 | one-time |
| Small Bundle of Prisms | $1.99 | one-time |
| Medium Bundle of Prisms | $4.99 | one-time |
| Buy me a coffee | $5.99 | one-time |


## Frequently asked questions

### Is Rainbow Music Notes free?

Rainbow Music Notes costs $3.99, with no in-app purchases.

### Is HarmoniQ free?

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

### Which has better reviews, Rainbow Music Notes or HarmoniQ?

HarmoniQ is rated higher. Rainbow Music Notes averages 4.3 out of 5 from 6 ratings, while HarmoniQ averages 4.8 from 65 ratings.

### Do Rainbow Music Notes or HarmoniQ have ads?

Neither Rainbow Music Notes nor HarmoniQ shows ads.

### Which is updated more often, Rainbow Music Notes or HarmoniQ?

Rainbow Music Notes ships an update every 2 months, and HarmoniQ every 9 days. Most recently, Rainbow Music Notes was updated on October 22, 2026 and HarmoniQ 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.*