# ACS Manager vs 钢琴巴士

The clearest difference is in-app purchases: ACS Manager at none against 钢琴巴士's 10. 钢琴巴士's advantage is update cadence (every 2 weeks vs every 3 months) and device support (3 vs 1). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. 钢琴巴士 sells 10 one-off in-app purchases. ACS Manager asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 1.0 for ACS Manager against 1.0 for 钢琴巴士. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

ACS Manager ships an update every 3 months, 钢琴巴士 every 2 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | ACS Manager | 钢琴巴士 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/acs-manager/id1378862801/reviews) | [1.0 (1 ratings)](https://appshunter.io/ios/app/id1607244680/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 44.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 3 MB | 103 MB |
| Requires iOS | 13.0 | **12** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Aurender Inc.](https://appshunter.io/developer/1110183962) | [Shanghai Music Publishing House Co., Ltd.](https://appshunter.io/developer/651417370) |

## What reviewers say

### ACS Manager

[App page](https://appshunter.io/ios/app/acs-manager/id1378862801)

This application serves as a companion for the Aurender ACS platform, enabling users to manage all its functions. It allows for personalized settings related to CD ripping, storage, data copying between devices, and metadata editing.

**Highlights:** Manage ACS platform functions, Set CD ripping preferences, Storage management, Copy data between devices, Metadata editing

**Features:** macOS Compatibility

**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 (10)**

| 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（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 ACS Manager free?

ACS 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, ACS Manager or 钢琴巴士?

ACS Manager and 钢琴巴士 are both rated 1.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do ACS Manager or 钢琴巴士 have ads?

Neither ACS Manager nor 钢琴巴士 shows ads.

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

ACS Manager ships an update every 3 months, and 钢琴巴士 every 2 weeks. Most recently, ACS Manager was updated on November 2, 2026 and 钢琴巴士 on November 3, 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.*