# 英音在线 vs Violin Tuner

The clearest difference is price: 英音在线 at Free against Violin Tuner's $19.99. 英音在线 also leads on ads (none vs shown). On update cadence, in-app purchases, device support and iOS requirement there is nothing between them.

英音在线 is free to download; Violin Tuner costs $19.99 up front. 英音在线 sells 6 one-off in-app purchases and Violin Tuner sells 2 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

英音在线 ships an update every 11 days, Violin Tuner every 3 weeks. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | 英音在线 | Violin Tuner |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 11 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 91 MB | 56 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [盈萱科技(北京)有限公司](https://appshunter.io/developer/1479408158) | [NETIGEN Kluzowicz sp. j.](https://appshunter.io/developer/892331873) |

## What reviewers say

### 英音在线

[App page](https://appshunter.io/ios/app/11/id1658970690)

This app connects music students with qualified instructors for one-on-one online instrumental and vocal coaching. It offers personalized feedback on technique, rhythm, and pitch, along with practice tools. Ideal for learners seeking to improve their musical skills and prepare for exams.

**Highlights:** 1-on-1 live online music coaching, Instrumental and vocal lessons, Personalized feedback on technique, Sight-singing and music theory training, AI-powered high-quality audio, Smart scheduling and pay-as-you-go options

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 视频教室-500分钟 | $12.99 | one-time |
| 视频教室-1000分钟 | $19.99 | one-time |
| 视频教室-2000分钟 | $24.99 | one-time |
| 王淑英男高音授课 | $59.99 | one-time |
| 王淑英男女音授课 | $59.99 | one-time |
| 王淑英男中音授课 | $59.99 | one-time |


### Violin Tuner

[App page](https://appshunter.io/ios/app/violin-tuner-xtuner-pro/id6744936213)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 week subscription + trial | $2.99 | per 7 days |
| Forever one-time payment | $19.99 | one-time |


## Frequently asked questions

### Is 英音在线 free?

英音在线 is free to download, with in-app purchases available.

### Is Violin Tuner free?

Violin Tuner costs $19.99, and also offers in-app purchases.

### Do 英音在线 or Violin Tuner have ads?

Violin Tuner shows ads; 英音在线 does not.

### Which is updated more often, 英音在线 or Violin Tuner?

英音在线 ships an update every 11 days, and Violin Tuner every 3 weeks. Most recently, 英音在线 was updated on November 3, 2026 and Violin Tuner on November 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.*