# Tuner vs JTL 中提琴自學第一步 互動式自學系統

The clearest difference is in-app purchases: JTL 中提琴自學第一步 互動式自學系統 at none against Tuner's 1. JTL 中提琴自學第一步 互動式自學系統 also leads on update cadence (fortnightly vs every 3 months). Tuner's advantage is ads (none vs shown) and iOS requirement (13 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Tuner sells 1 one-off in-app purchase. JTL 中提琴自學第一步 互動式自學系統 asks for nothing beyond the download.

Tuner ships an update every 3 months, JTL 中提琴自學第一步 互動式自學系統 fortnightly. The most recent releases landed on October 17, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Tuner | JTL 中提琴自學第一步 互動式自學系統 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/tuner/id1336751092/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 17 MB | 84 MB |
| Requires iOS | **13** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Heavenbrook Software Inc.](https://appshunter.io/developer/451446278) | [Shan-Chun Hu](https://appshunter.io/developer/6773007974) |

## What reviewers say

### Tuner

[App page](https://appshunter.io/ios/app/tuner/id1336751092)

This music tool helps you tune instruments by detecting sound frequencies and displaying musical notation. It also includes a metronome with adjustable tempo and time signatures, and allows simultaneous use of both features.

**Highlights:** Instrument tuning, Sound frequency detection, Musical notation display, Metronome with tempo control, Multiple time signatures, Simultaneous tuner and metronome use, Standard instrument templates

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tuner Upgrade | $1.99 | one-time |


### JTL 中提琴自學第一步 互動式自學系統

[App page](https://appshunter.io/ios/app/jtl/id6809889837)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tuner free?

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

### Is JTL 中提琴自學第一步 互動式自學系統 free?

JTL 中提琴自學第一步 互動式自學系統 is free to download, with no in-app purchases.

### Do Tuner or JTL 中提琴自學第一步 互動式自學系統 have ads?

JTL 中提琴自學第一步 互動式自學系統 shows ads; Tuner does not.

### Which is updated more often, Tuner or JTL 中提琴自學第一步 互動式自學系統?

Tuner ships an update every 3 months, and JTL 中提琴自學第一步 互動式自學系統 fortnightly. Most recently, Tuner was updated on October 17, 2026 and JTL 中提琴自學第一步 互動式自學系統 on October 8, 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.*