# 音感訓練・PitchTraining vs NuSound

The clearest difference is in-app purchases: NuSound at none against 音感訓練・PitchTraining's 4. NuSound also leads on ads (none vs shown) and update cadence (every 6 days vs every 6 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 音感訓練・PitchTraining sells 4 one-off in-app purchases. NuSound asks for nothing beyond the download.

音感訓練・PitchTraining ships an update every 6 weeks, NuSound every 6 days. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | 音感訓練・PitchTraining | NuSound |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 6 days** |
| Size | 13 MB | 46 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Tomohiro Ohwada](https://appshunter.io/developer/991660409) | [NuSound Inc.](https://appshunter.io/developer/6780772617) |

## What reviewers say

### 音感訓練・PitchTraining

[App page](https://appshunter.io/ios/app/pitchtraining/id6670187113)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 開発応援 | $1.99 | one-time |
| フルスクリーン広告除去 | $1.99 | one-time |
| バナー広告除去 | $1.99 | one-time |
| 全広告除去＋開発応援 | $4.99 | one-time |


### NuSound

[App page](https://appshunter.io/ios/app/nusound/id6780772615)

**In-app purchases:** none


## Frequently asked questions

### Is 音感訓練・PitchTraining free?

音感訓練・PitchTraining is free to download, with in-app purchases available.

### Is NuSound free?

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

### Do 音感訓練・PitchTraining or NuSound have ads?

音感訓練・PitchTraining shows ads; NuSound does not.

### Which is updated more often, 音感訓練・PitchTraining or NuSound?

音感訓練・PitchTraining ships an update every 6 weeks, and NuSound every 6 days. Most recently, 音感訓練・PitchTraining was updated on October 7, 2026 and NuSound on October 6, 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.*