# 古筝调音器 vs K歌伴侣

The clearest difference is in-app purchases: K歌伴侣 at none against 古筝调音器's 10. 古筝调音器's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 古筝调音器 sells 10 one-off in-app purchases. K歌伴侣 asks for nothing beyond the download.

古筝调音器 ships an update fortnightly, K歌伴侣 every 9 days. The most recent releases landed on October 30, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 古筝调音器 | K歌伴侣 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6479046762/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 9 days** |
| Monetization | Free | — |
| Size | 42 MB | 194 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [鑫磊 张](https://appshunter.io/developer/1051215758) | [忠龙 李](https://appshunter.io/developer/6817584995) |

## What reviewers say

### 古筝调音器

[App page](https://appshunter.io/ios/app/id6479046762)

This app provides professional tuning, metronome, and instructional videos for the guzheng. It offers precise pitch recognition and automatic tuning, catering to both beginners and experienced players. Optimize your practice with specialized tuning for various techniques.

**Highlights:** Professional guzheng tuning, Automatic and manual tuning modes, Specialized tuning for techniques, Built-in metronome, Guzheng instructional videos, Real guzheng sound samples

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 高山流水(五级) | $3.99 | one-time |
| 浏阳河(四级) | $3.99 | one-time |
| 小小竹排(四级) | $3.99 | one-time |
| 渔舟唱晚(四级) | $3.99 | one-time |
| 洞庭新歌(五级) | $3.99 | one-time |
| 井冈山上太阳红(九级) | $5.99 | one-time |
| 战台风(七级) | $5.99 | one-time |
| 幸福渠水到俺村(十级) | $5.99 | one-time |
| 雪山春晓(八级) | $5.99 | one-time |
| 古筝调音器VIP | $5.99 | one-time |


### K歌伴侣

[App page](https://appshunter.io/ios/app/k/id6817653899)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 古筝调音器 free?

古筝调音器 is free to download, with in-app purchases available.

### Is K歌伴侣 free?

K歌伴侣 is free to download, with no in-app purchases.

### Do 古筝调音器 or K歌伴侣 have ads?

Neither 古筝调音器 nor K歌伴侣 shows ads.

### Which is updated more often, 古筝调音器 or K歌伴侣?

古筝调音器 ships an update fortnightly, and K歌伴侣 every 9 days. Most recently, 古筝调音器 was updated on October 30, 2026 and K歌伴侣 on October 29, 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.*