# FRF21TT vs 钢琴巴士

The clearest difference is review sentiment: FRF21TT at 94% against 钢琴巴士's 44%. FRF21TT also leads on rating (5.0 vs 1.0) and in-app purchases (none vs 13). 钢琴巴士's advantage is update cadence (every 2 weeks vs every 6 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. 钢琴巴士 sells 13 one-off in-app purchases. FRF21TT asks for nothing beyond the download.

FRF21TT holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 94% of FRF21TT's written reviews are positive against 44% of 钢琴巴士's.

FRF21TT ships an update every 6 months, 钢琴巴士 every 2 weeks. The most recent releases landed on August 28, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | FRF21TT | 钢琴巴士 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/frf21tt/id1566437801/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/id1607244680/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | **94.4% of reviews** | 44.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 60 MB | 103 MB |
| Requires iOS | 13.0 | **12** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Ryota Iwai](https://appshunter.io/developer/444566741) | [Shanghai Music Publishing House Co., Ltd.](https://appshunter.io/developer/651417370) |

## What reviewers say

### FRF21TT

[App page](https://appshunter.io/ios/app/frf21tt/id1566437801)

This app helps you plan your festival experience by displaying stage timetables and performer information. You can create a personalized schedule by adding acts to your own timetable and easily navigate to the current time.

**Highlights:** Stage timetables, Performer information, Customizable personal timetable, Autoscroll to present time, Update timetable data

**Features:** macOS Compatibility, 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 FRF21TT free?

FRF21TT 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, FRF21TT or 钢琴巴士?

FRF21TT is rated higher. FRF21TT averages 5.0 out of 5 from 1 ratings, while 钢琴巴士 averages 1.0 from 1 ratings.

### Do FRF21TT or 钢琴巴士 have ads?

Neither FRF21TT nor 钢琴巴士 shows ads.

### Which is updated more often, FRF21TT or 钢琴巴士?

FRF21TT ships an update every 6 months, and 钢琴巴士 every 2 weeks. Most recently, FRF21TT was updated on August 28, 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.*