# 阳光K歌HD vs 开嗓练声

The clearest difference is in-app purchases: 阳光K歌HD at none against 开嗓练声's 5. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 开嗓练声 sells 5 in-app purchases, starting at $3.99 per month. 阳光K歌HD asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on August 20, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | 阳光K歌HD | 开嗓练声 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (163 ratings)](https://appshunter.io/ios/app/id1591389896/reviews)** |
| Number of ratings | — | **163** |
| Positive reviews | — | 58.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 37 MB | 274 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [丽刚 甄](https://appshunter.io/developer/502801039) | [梦莹 张](https://appshunter.io/developer/1492418550) |

## What reviewers say

### 阳光K歌HD

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

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

**In-app purchases:** none


### 开嗓练声

[App page](https://appshunter.io/ios/app/id1591389896)

This app offers vocal training tools for singers, including scale exercises, real-time pitch detection, and ear training. It provides lessons on breathing, vocalization, and pitch accuracy, along with practice tools like a metronome and piano keyboard.

**Highlights:** Scale exercises with custom options, Real-time pitch detection and accuracy monitoring, Vocal technique lessons and demonstrations, Ear training for pitch recognition, Built-in metronome and piano keyboard, Intelligent scoring for sight-singing practice

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 开嗓练声月会员 | $3.99 | per month |
| 开嗓练声季度会员 | $7.99 | per 3 months |
| 开嗓练声年度会员 | $19.99 | per year |
| 合唱团季会员 | $14.99 | one-time |
| 合唱团-年会员 | $29.99 | one-time |


## Frequently asked questions

### Is 阳光K歌HD free?

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

### Is 开嗓练声 free?

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

### Do 阳光K歌HD or 开嗓练声 have ads?

Neither 阳光K歌HD nor 开嗓练声 shows ads.

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

阳光K歌HD ships an update monthly, and 开嗓练声 monthly. Most recently, 阳光K歌HD was updated on August 20, 2026 and 开嗓练声 on September 24, 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.*