# Primo vs Piano Note Reading Trainer

The clearest difference is update cadence: Piano Note Reading Trainer at weekly against Primo's monthly. Piano Note Reading Trainer also leads on review sentiment (64% vs 50%). Primo's advantage is iOS requirement (12.0 vs 26.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Primo sells 9 in-app purchases, starting at $3.49 per month and Piano Note Reading Trainer sells 6 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Primo ships an update monthly, Piano Note Reading Trainer weekly. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Primo | Piano Note Reading Trainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (6 ratings)](https://appshunter.io/ios/app/piano-note-reading-trainer/id6478444762/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | 50.0% of reviews | **63.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 258 MB | 22 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [INTERNATIONAL LABORATORY OF MUSIC EDUCATION](https://appshunter.io/developer/1493879437) | [Ruku Kobayashi](https://appshunter.io/developer/1707735136) |

## What reviewers say

### Primo

[App page](https://appshunter.io/ios/app/primo/id1493879438)

This app offers dailyソルフェージュ exercises to build fundamental music skills like reading sheet music, identifying pitches by ear, and understanding rhythm. It aims to make music education accessible and affordable for everyone, regardless of location or prior experience.

**Highlights:** Sheet music reading practice, Ear training exercises, Rhythm and timing drills, Sight-reading simulations, Music history and appreciation content, Specialized theory problem collections

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 読譜（どくふ） | $3.49 | per month |
| 初見（しょけん） | $3.49 | per month |
| リズム | $3.49 | per month |
| 聴音（ちょうおん） | $3.49 | per month |
| まとめ買い | $13.99 | per month |
| シュトラウス | $0.99 | one-time |
| 山田耕筰 | $0.99 | one-time |
| ドビュッシー | $0.99 | one-time |
| シベリウス | $0.99 | one-time |


### Piano Note Reading Trainer

[App page](https://appshunter.io/ios/app/piano-note-reading-trainer/id6478444762)

Enhance your musical sight-reading abilities with interactive, game-like exercises. This app offers a structured approach to learning notes, supporting MIDI keyboards and providing detailed progress tracking. Unlock advanced features and customization options with a premium subscription.

**Highlights:** Game-like note-reading training, MIDI keyboard support, Progress tracking with accuracy stats, Customizable practice modes, Beginner-friendly tools, Certification tests

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan (Monthly) | $1.99 | per month |
| Premium Plan (Yearly) | $9.99 | per year |
| Snack Tip | $0.49 | one-time |
| Coffee Tip | $2.99 | one-time |
| Dinner Tip | $5.99 | one-time |
| Premium Plan (Lifetime) | $14.99 | one-time |


## Frequently asked questions

### Is Primo free?

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

### Is Piano Note Reading Trainer free?

Piano Note Reading Trainer is free to download, with in-app purchases available.

### Do Primo or Piano Note Reading Trainer have ads?

Neither Primo nor Piano Note Reading Trainer shows ads.

### Which is updated more often, Primo or Piano Note Reading Trainer?

Primo ships an update monthly, and Piano Note Reading Trainer weekly. Most recently, Primo was updated on October 12, 2026 and Piano Note Reading Trainer on October 7, 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.*