# Tuner (チューナー) vs 指定音チューナー

The clearest difference is in-app purchases: Tuner (チューナー) at none against 指定音チューナー's 1. Tuner (チューナー) also leads on ads (none vs shown). 指定音チューナー's advantage is update cadence (daily vs every 123 months) and iOS requirement (16.6 vs 26.0). On price and device support there is nothing between them.

Both are free to download. 指定音チューナー sells 1 in-app purchase, starting at $2.99 per year. Tuner (チューナー) asks for nothing beyond the download.

Tuner (チューナー) ships an update every 123 months, 指定音チューナー daily. The most recent releases landed on November 2, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Tuner (チューナー) | 指定音チューナー |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/tuner/id1084397431/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 123 months | **Daily** |
| Monetization | Free | — |
| Size | 3 MB | 8 MB |
| Requires iOS | 26.0 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [feb19](https://appshunter.io/developer/358045838) | [JUNICHI OKAMOTO](https://appshunter.io/developer/1863926602) |

## 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, Vision Pro support

**In-app purchases:** none


### 指定音チューナー

[App page](https://appshunter.io/ios/app/id6762190207)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン（年額） | $2.99 | per year |


## 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 指定音チューナー free?

指定音チューナー is free to download, with in-app purchases available.

### Do Tuner (チューナー) or 指定音チューナー have ads?

指定音チューナー shows ads; Tuner (チューナー) does not.

### Which is updated more often, Tuner (チューナー) or 指定音チューナー?

Tuner (チューナー) ships an update every 123 months, and 指定音チューナー daily. Most recently, Tuner (チューナー) was updated on November 2, 2026 and 指定音チューナー on October 28, 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.*