# Notes Quiz (ノーツクイズ) vs Sight Reading Factory

The clearest difference is in-app purchases: Sight Reading Factory at none against Notes Quiz (ノーツクイズ)'s 1. Sight Reading Factory also leads on ads (none vs shown) and rating (2.7 vs 2.3). Notes Quiz (ノーツクイズ)'s advantage is update cadence (every 2 weeks vs every 2 months) and review sentiment (43% vs 33%). On price and device support there is nothing between them.

Both are free to download. Notes Quiz (ノーツクイズ) sells 1 one-off in-app purchase. Sight Reading Factory asks for nothing beyond the download.

Sight Reading Factory holds the better App Store score, 2.7 against 2.3. That said, the two scores are not equally well evidenced: Sight Reading Factory has 391 ratings behind it against 3, so its average is the more settled of the two. Written reviews complicate that: 43% of Notes Quiz (ノーツクイズ)'s written reviews are positive against 33% of Sight Reading Factory's, so the app with the better star average is not the one people write more warmly about.

Notes Quiz (ノーツクイズ) ships an update every 2 weeks, Sight Reading Factory every 2 months. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Notes Quiz (ノーツクイズ) | Sight Reading Factory |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/notes-quiz/id998247786/reviews) | **[2.7 (391 ratings)](https://appshunter.io/ios/app/sight-reading-factory/id1046058520/reviews)** |
| Number of ratings | 3 | **391** |
| Positive reviews | **42.9% of reviews** | 32.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 15 MB | 29 MB |
| Requires iOS | 17.6 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [feb19](https://appshunter.io/developer/358045838) | [GraceNotes LLC](https://appshunter.io/developer/1046058519) |

## What reviewers say

### Notes Quiz (ノーツクイズ)

[App page](https://appshunter.io/ios/app/notes-quiz/id998247786)

This music training app helps beginners and intermediate players improve their sight-reading skills. It offers quizzes to match musical notes with instrument keys, enhancing musicality and performance. Practice various keys and challenge yourself with increasing difficulty levels.

**Highlights:** Note-to-key matching quizzes, Supports various musical keys, Adaptive difficulty levels, Hint system for assistance, Global high score competition, Expandable with in-app purchases

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 拡張機能を追加：特殊な音部記号を追加 | $0.99 | one-time |


### Sight Reading Factory

[App page](https://appshunter.io/ios/app/sight-reading-factory/id1046058520)

Instantly compose unlimited sight-reading music exercises for any instrument. Customize difficulty and levels to suit musicians of all ages and abilities. Includes classroom management for educators to assign and assess student performance.

**Highlights:** Unlimited sight-reading material, On-demand music composition, Customizable difficulty levels, Supports all instruments, Classroom management, Assignment creation and grading

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Great for sight reading practice
- 👍 Customizable options
- 🚀 Generates new melodies on demand
- 👍 Helpful for improving sight reading skills
- 👍 Good for teachers to use with students

**What reviewers complain about**

- 🐛 Login/account creation issues
- 💰 Expensive subscription required
- 🔍 Limited features in the app compared to website
- 🐛 Viewing/zooming issues on larger devices
- 🐛 Metronome issues and inconsistencies

**Reported bugs**

- App crashes or has rendering errors on older iOS versions
- Unable to create account within the app
- Inconsistent behavior when selecting certain options

**Requested features**

- Add more advanced sight reading options (e.g. modulations, accidentals)
- Implement wrong note detection and feedback
- Allow recording and reviewing of practice sessions
- Add more instrument options beyond piano


## Frequently asked questions

### Is Notes Quiz (ノーツクイズ) free?

Notes Quiz (ノーツクイズ) is free to download, with in-app purchases available.

### Is Sight Reading Factory free?

Sight Reading Factory is free to download, with no in-app purchases.

### Which has better reviews, Notes Quiz (ノーツクイズ) or Sight Reading Factory?

Sight Reading Factory is rated higher. Notes Quiz (ノーツクイズ) averages 2.3 out of 5 from 3 ratings, while Sight Reading Factory averages 2.7 from 391 ratings.

### Do Notes Quiz (ノーツクイズ) or Sight Reading Factory have ads?

Notes Quiz (ノーツクイズ) shows ads; Sight Reading Factory does not.

### Which is updated more often, Notes Quiz (ノーツクイズ) or Sight Reading Factory?

Notes Quiz (ノーツクイズ) ships an update every 2 weeks, and Sight Reading Factory every 2 months. Most recently, Notes Quiz (ノーツクイズ) was updated on October 24, 2026 and Sight Reading Factory on October 21, 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.*