# ENSPIRE Controller vs Tremor Check

The clearest difference is iOS requirement: ENSPIRE Controller at 14.0 against Tremor Check's 16.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | ENSPIRE Controller | Tremor Check |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (98 ratings)](https://appshunter.io/ios/app/enspire-controller-us/id1109063596/reviews)** | — |
| Number of ratings | **98** | — |
| Positive reviews | 18.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | — |
| Monetization | Free | — |
| Size | 17 MB | 1 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Yamaha Corporation of America](https://appshunter.io/developer/408058585) | [Alejandro Odreman](https://appshunter.io/developer/6789374315) |

## What reviewers say

### ENSPIRE Controller

[App page](https://appshunter.io/ios/app/enspire-controller-us/id1109063596)

Control your Yamaha Disklavier ENSPIRE piano wirelessly. Access built-in songs, download thousands more, and enjoy exclusive streaming piano music channels. Seamless integration with your mobile devices makes managing your instrument effortless.

**Highlights:** Wireless network connectivity, Access to built-in and downloadable songs, Thousands of performances available, Exclusive streaming piano music channels, Intuitive controller design

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

**In-app purchases:** none

**What reviewers like**

- 👍 Works when connected
- 👍 Intuitive interface (older reviews)
- 👍 Good when it works
- 👍 Appreciated by older Disklavier owners

**What reviewers complain about**

- 🐛 Frequent connection issues
- 🐛 App rarely works
- 🐛 Unreliable and unstable
- 🐛 Difficult to navigate
- 🐛 Expensive for poor functionality

**Reported bugs**

- Connection issues
- App crashes
- White screen of death
- Requires rebooting piano
- Login/server connection issues

**Requested features**

- Update app for consistency
- More access to maintenance functions/tests/settings
- Better support for Remote Lesson functions
- Dark theme/night mode options
- Wallpaper options


### Tremor Check

[App page](https://appshunter.io/ios/app/tremor-check-is-it-shaking/id6789374313)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ENSPIRE Controller free?

ENSPIRE Controller is free to download, with no in-app purchases.

### Is Tremor Check free?

Tremor Check is free to download, with no in-app purchases.

### Do ENSPIRE Controller or Tremor Check have ads?

Neither ENSPIRE Controller nor Tremor Check shows ads.

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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.*