# Vibration Detector Sensor vs Tremor Check

The clearest difference is in-app purchases: Tremor Check at none against Vibration Detector Sensor's 3. Tremor Check also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Vibration Detector Sensor sells 3 in-app purchases, starting at $1.49 per 7 days. Tremor Check asks for nothing beyond the download.

## The numbers

| Metric | Vibration Detector Sensor | Tremor Check |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/vibration-detector-sensor/id6760345242/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 1 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Asaru Labs LTD](https://appshunter.io/developer/1810982779) | [Alejandro Odreman](https://appshunter.io/developer/6789374315) |

## What reviewers say

### Vibration Detector Sensor

[App page](https://appshunter.io/ios/app/vibration-detector-sensor/id6760345242)

Measure and monitor vibrations using your device's accelerometer. Track real-time acceleration, RMS values, and trends with live graphs and frequency spectrum analysis. Set alarms and log sessions for equipment inspection and diagnostics.

**Highlights:** Real-time vibration meter, Live RMS vibration measurement, Peak vibration detection, Live vibration waveform graph, Frequency spectrum view, Vibration alarm with sound alert, Session logging and CSV export

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Version | $1.49 | per 7 days |
| Premium Version | $3.99 | per month |
| Premium Version | $19.99 | per year |


### 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 Vibration Detector Sensor free?

Vibration Detector Sensor is free to download, with in-app purchases available.

### Is Tremor Check free?

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

### Do Vibration Detector Sensor or Tremor Check have ads?

Vibration Detector Sensor shows ads; Tremor Check does not.

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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.*