# Sensor Data Pro vs Gyroscope ∞ Rotation Sensor

The clearest difference is in-app purchases: Sensor Data Pro at none against Gyroscope ∞ Rotation Sensor's 2. On price and iOS requirement there is nothing between them.

Both are free to download. Gyroscope ∞ Rotation Sensor sells 2 in-app purchases, starting at $1.99 per month. Sensor Data Pro asks for nothing beyond the download.

## The numbers

| Metric | Sensor Data Pro | Gyroscope ∞ Rotation Sensor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/gyroscope-rotation-sensor/id6774744125/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | — | Every 4 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 16 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 4+ |
| Developer | [Simon Bogh Holding ApS](https://appshunter.io/developer/776835874) | [Fawkes Wei](https://appshunter.io/developer/432767536) |

## What reviewers say

### Sensor Data Pro

[App page](https://appshunter.io/ios/app/sensor-data-pro/id912802741)

**In-app purchases:** none


### Gyroscope ∞ Rotation Sensor

[App page](https://appshunter.io/ios/app/gyroscope-rotation-sensor/id6774744125)

Visualize your device's real-time rotation and angular velocity across three axes. Switch between degrees and radians per second for precise measurements. Offers a clean, distraction-free interface for understanding sensor data.

**Highlights:** Live 3-axis rotation chart, Degrees/second and radians/second modes, Smooth, bias-removed sensor readings, Distraction-free design, Real-time visualization

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Sensor Data Pro free?

Sensor Data Pro is free to download, with no in-app purchases.

### Is Gyroscope ∞ Rotation Sensor free?

Gyroscope ∞ Rotation Sensor is free to download, with in-app purchases available.

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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.*