# 钢舌鼓15音 vs 空灵鼓

The clearest difference is in-app purchases: 钢舌鼓15音 at none against 空灵鼓's 1. 钢舌鼓15音 also leads on review sentiment (17% vs 0%) and price ($1.99 vs $2.99). 空灵鼓's advantage is update cadence (every 24 months vs every 62 months). On ads, monetization model, device support and iOS requirement there is nothing between them.

钢舌鼓15音 costs $1.99 and 空灵鼓 $2.99 up front. 空灵鼓 sells 1 one-off in-app purchase. 钢舌鼓15音 asks for nothing beyond the download.

钢舌鼓15音 ships an update every 62 months, 空灵鼓 every 24 months. The most recent releases landed on October 9, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | 钢舌鼓15音 | 空灵鼓 |
| --- | --- | --- |
| Price | **$1.99** | $2.99 |
| Positive reviews | **16.7% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 62 months | **Every 24 months** |
| Monetization | Paid | Paid |
| Size | 52 MB | 52 MB |
| Requires iOS | **12.0** | 12.4 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [YING DONG](https://appshunter.io/developer/538409540) | [传华 杨](https://appshunter.io/developer/1585606578) |

## What reviewers say

### 钢舌鼓15音

[App page](https://appshunter.io/ios/app/15/id1505576123)

Experience the resonant tones of a 15-note steel tongue drum virtually on your iPhone. Explore three playing modes for quick mastery and even craft a DIY steel tongue drum using common household materials for an immersive experience.

**Highlights:** Virtual 15-note steel tongue drum, C major scale, full octave, Optimized for multi-touch, Three playing modes, DIY Cardboard mode for physical drum creation, Bilibili tutorial integration

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

**In-app purchases:** none


### 空灵鼓

[App page](https://appshunter.io/ios/app/id1605445697)

Experience the authentic sound of a tongue drum with this app. It offers various drum sizes and beautiful visual designs for an immersive musical experience.

**Highlights:** Realistic tongue drum sound, Multiple drum sizes (8, 11, 13, 15 notes), Variety of beautiful drum skins, Immersive musical experience

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 购买空灵鼓 | $3.99 | one-time |


## Frequently asked questions

### Is 钢舌鼓15音 free?

钢舌鼓15音 costs $1.99, with no in-app purchases.

### Is 空灵鼓 free?

空灵鼓 costs $2.99, and also offers in-app purchases.

### Do 钢舌鼓15音 or 空灵鼓 have ads?

Neither 钢舌鼓15音 nor 空灵鼓 shows ads.

### Which is updated more often, 钢舌鼓15音 or 空灵鼓?

钢舌鼓15音 ships an update every 62 months, and 空灵鼓 every 24 months. Most recently, 钢舌鼓15音 was updated on October 9, 2026 and 空灵鼓 on October 4, 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.*