# Rig Manager vs 钢琴巴士

The clearest difference is rating: Rig Manager at 3.7 against 钢琴巴士's 1.0. Rig Manager also leads on in-app purchases (none vs 13) and ratings volume (39 vs 1). 钢琴巴士's advantage is iOS requirement (12 vs 15.0). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. 钢琴巴士 sells 13 one-off in-app purchases. Rig Manager asks for nothing beyond the download.

Rig Manager holds the better App Store score, 3.7 against 1.0. That said, the two scores are not equally well evidenced: Rig Manager has 39 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 41% of Rig Manager's written reviews are positive against 44% of 钢琴巴士's, so the app with the better star average is not the one people write more warmly about.

Rig Manager ships an update every 4 weeks, 钢琴巴士 every 2 weeks. Both last shipped on September 19, 2026.

## The numbers

| Metric | Rig Manager | 钢琴巴士 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (39 ratings)](https://appshunter.io/ios/app/rig-manager/id1532734914/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/id1607244680/reviews) |
| Number of ratings | **39** | 1 |
| Positive reviews | 40.8% of reviews | **44.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 166 MB | 103 MB |
| Requires iOS | 15.0 | **12** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kemper Digital GmbH](https://appshunter.io/developer/1532734916) | [Shanghai Music Publishing House Co., Ltd.](https://appshunter.io/developer/651417370) |

## What reviewers say

### Rig Manager

[App page](https://appshunter.io/ios/app/rig-manager/id1532734914)

This app allows users to create and manage custom guitar amplifier performances and rigs. It offers a convenient way to edit existing content wirelessly via a Wi-Fi connection.

**Highlights:** Create custom performances, Build custom rigs, Edit existing content, Wi-Fi connection editing, User-friendly interface

**Features:** Vision Pro support

**In-app purchases:** none


### 钢琴巴士

[App page](https://appshunter.io/ios/app/id1607244680)

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ABRSM英皇考级精选录播课（二级）-vip专属 | $4.99 | one-time |
| ABRSM英皇考级精选录播课（七级）-vip专属 | $6.99 | one-time |
| ABRSM英皇考级精选录播课（六级）-vip专属 | $6.99 | one-time |
| ABRSM英皇考级精选录播课（七级） | $7.99 | one-time |
| ABRSM英皇考级精选录播课（一级）-vip专属 | $7.99 | one-time |
| ABRSM英皇考级精选录播课（初级）-vip专属 | $9.99 | one-time |
| ABRSM英皇考级精选录播课（三级）-vip专属 | $9.99 | one-time |
| ABRSM英皇考级精选录播课（四级）-vip专属 | $9.99 | one-time |
| ABRSM英皇考级精选录播课（八级）-vip专属 | $9.99 | one-time |
| ABRSM英皇考级精选录播课（五级）-vip专属 | $12.99 | one-time |
| 钢琴巴士月卡会员 | $12.99 | one-time |
| 全年陪练卡 | $99.99 | one-time |
| 优惠年卡会员 | $149.99 | one-time |


## Frequently asked questions

### Is Rig Manager free?

Rig Manager is free to download, with no in-app purchases.

### Is 钢琴巴士 free?

钢琴巴士 is free to download, with in-app purchases available.

### Which has better reviews, Rig Manager or 钢琴巴士?

Rig Manager is rated higher. Rig Manager averages 3.7 out of 5 from 39 ratings, while 钢琴巴士 averages 1.0 from 1 ratings.

### Do Rig Manager or 钢琴巴士 have ads?

Neither Rig Manager nor 钢琴巴士 shows ads.

### Which is updated more often, Rig Manager or 钢琴巴士?

Rig Manager ships an update every 4 weeks, and 钢琴巴士 every 2 weeks. Most recently, Rig Manager was updated on September 19, 2026 and 钢琴巴士 on September 19, 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.*