# Tuner (チューナー) vs Compose Studio 譜面入力

The clearest difference is update cadence: Compose Studio 譜面入力 at monthly against Tuner (チューナー)'s every 123 months. Compose Studio 譜面入力 also leads on iOS requirement (16.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Tuner (チューナー) ships an update every 123 months, Compose Studio 譜面入力 monthly. The most recent releases landed on October 12, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Tuner (チューナー) | Compose Studio 譜面入力 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/tuner/id1084397431/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 123 months | **Monthly** |
| Monetization | Free | — |
| Size | 3 MB | 21 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [feb19](https://appshunter.io/developer/358045838) | [Naoki Chiba](https://appshunter.io/developer/1895372512) |

## What reviewers say

### Tuner (チューナー)

[App page](https://appshunter.io/ios/app/tuner/id1084397431)

This app provides a highly accurate chromatic tuner. It allows you to set a reference tone A4 between 400Hz and 480Hz in 1Hz increments. You can also generate test tones across a wide range of notes.

**Highlights:** High-precision chromatic tuning, Adjustable reference tone (400Hz-480Hz), Test tone generation (C0-B8), Wide note range support, 1Hz increment tuning

**Features:** macOS Compatibility

**In-app purchases:** none


### Compose Studio 譜面入力

[App page](https://appshunter.io/ios/app/compose-studio/id6796495416)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tuner (チューナー) free?

Tuner (チューナー) is free to download, with no in-app purchases.

### Is Compose Studio 譜面入力 free?

Compose Studio 譜面入力 is free to download, with no in-app purchases.

### Do Tuner (チューナー) or Compose Studio 譜面入力 have ads?

Neither Tuner (チューナー) nor Compose Studio 譜面入力 shows ads.

### Which is updated more often, Tuner (チューナー) or Compose Studio 譜面入力?

Tuner (チューナー) ships an update every 123 months, and Compose Studio 譜面入力 monthly. Most recently, Tuner (チューナー) was updated on October 12, 2026 and Compose Studio 譜面入力 on October 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*