# bFaaaP Pro & Switch vs Violibration

The clearest difference is in-app purchases: bFaaaP Pro & Switch at none against Violibration's 6. Violibration's advantage is update cadence (monthly vs every 20 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Violibration sells 6 one-off in-app purchases. bFaaaP Pro & Switch asks for nothing beyond the download.

bFaaaP Pro & Switch ships an update every 20 months, Violibration monthly. The most recent releases landed on October 21, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | bFaaaP Pro & Switch | Violibration |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/violibration/id6761681299/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 20 months | **Monthly** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 19 MB |
| Requires iOS | **14.5** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tomoyuki Shishido](https://appshunter.io/developer/1422564904) | [Thomas Richardson](https://appshunter.io/developer/1887851473) |

## What reviewers say

### bFaaaP Pro & Switch

[App page](https://appshunter.io/ios/app/bfaaap-pro-and-switch/id1545866059)

This app works with a special device to allow individuals with leg disabilities, young children, and the elderly to play the piano with sustained tones using head movements. An iOS device detects head motion and transmits signals to activate an electric piano pedal.

**Highlights:** Head motion detection via iOS device, Sustained piano tones without foot pedal, Electric piano pedal activation, Accessibility for leg disabilities, User-friendly setup guide

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

**In-app purchases:** none


### Violibration

[App page](https://appshunter.io/ios/app/violibration/id6761681299)

Explore a variety of responsive haptic surfaces by dragging your finger across the screen. Adjust intensity and sensitivity to customize your tactile experience. Unlock additional surface families or the full library with a single purchase.

**Highlights:** Responsive haptic surfaces, Five surface families, Adjustable intensity and sensitivity, Visual mode for non-haptic devices, Unlockable surface library

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Soft Surfaces | $0.99 | one-time |
| Magnetic Surfaces | $0.99 | one-time |
| Fluid Surfaces | $0.99 | one-time |
| Granular Surfaces | $0.99 | one-time |
| Mechanical Surfaces | $0.99 | one-time |
| Unlock All Surfaces | $3.99 | one-time |


## Frequently asked questions

### Is bFaaaP Pro & Switch free?

bFaaaP Pro & Switch is free to download, with no in-app purchases.

### Is Violibration free?

Violibration is free to download, with in-app purchases available.

### Do bFaaaP Pro & Switch or Violibration have ads?

Neither bFaaaP Pro & Switch nor Violibration shows ads.

### Which is updated more often, bFaaaP Pro & Switch or Violibration?

bFaaaP Pro & Switch ships an update every 20 months, and Violibration monthly. Most recently, bFaaaP Pro & Switch was updated on October 21, 2026 and Violibration on October 10, 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.*