# 开嗓练习 vs 阳光K歌HD

The clearest difference is in-app purchases: 阳光K歌HD at none against 开嗓练习's 7. 开嗓练习's advantage is iOS requirement (11.1 vs 13.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 开嗓练习 sells 7 one-off in-app purchases. 阳光K歌HD asks for nothing beyond the download.

开嗓练习 ships an update every 5 weeks, 阳光K歌HD monthly. The most recent releases landed on September 23, 2026 and August 20, 2026 respectively.

## The numbers

| Metric | 开嗓练习 | 阳光K歌HD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/id1305653640/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 29 MB | 37 MB |
| Requires iOS | **11.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [卉璇 何](https://appshunter.io/developer/980249867) | [丽刚 甄](https://appshunter.io/developer/502801039) |

## What reviewers say

### 开嗓练习

[App page](https://appshunter.io/ios/app/id1305653640)

This app provides structured vocal training exercises to improve singing technique. It offers personalized practice plans, real-time feedback on pitch and breath control, and aims to enhance vocal stability, tone, and range over a 15-day program.

**Highlights:** Personalized vocal training plans, Real-time pitch and breath control feedback, Dynamic scale visualization, Guided vocal exercises, 15-day singing improvement program, Addresses common vocal issues

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 解锁练声工具 | $0.99 | one-time |
| 解锁节拍器工具 | $0.99 | one-time |
| 移除广告 | $0.99 | one-time |
| 多轨道录音工具 | $0.99 | one-time |
| 打包解锁所有的工具及移除广告 | $1.99 | one-time |
| 《每日练声计划》优惠版 | $19.99 | one-time |
| 《每日练声计划》 | $25.99 | one-time |


### 阳光K歌HD

[App page](https://appshunter.io/ios/app/khd/id1566292881)

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

**In-app purchases:** none


## Frequently asked questions

### Is 开嗓练习 free?

开嗓练习 is free to download, with in-app purchases available.

### Is 阳光K歌HD free?

阳光K歌HD is free to download, with no in-app purchases.

### Do 开嗓练习 or 阳光K歌HD have ads?

Neither 开嗓练习 nor 阳光K歌HD shows ads.

### Which is updated more often, 开嗓练习 or 阳光K歌HD?

开嗓练习 ships an update every 5 weeks, and 阳光K歌HD monthly. Most recently, 开嗓练习 was updated on September 23, 2026 and 阳光K歌HD on August 20, 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.*