# Decibel Meter vs Sensor

The clearest difference is in-app purchases: Sensor at none against Decibel Meter's 3. Decibel Meter's advantage is iOS requirement (16.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Decibel Meter sells 3 in-app purchases, starting at $6.99 per 7 days. Sensor asks for nothing beyond the download.

## The numbers

| Metric | Decibel Meter | Sensor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sensor-stream/id6783206955/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Monetization | — | Free |
| Size | 26 MB | 30 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Paul Nistor](https://appshunter.io/developer/1859591071) | [Yerim Lab LLC](https://appshunter.io/developer/6776811924) |

## What reviewers say

### Decibel Meter

[App page](https://appshunter.io/ios/app/decibel-meter-noise-db-level/id6756261249)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $6.99 | per 7 days |
| Monthly | $19.99 | per month |
| Yearly | $49.99 | per year |


### Sensor

[App page](https://appshunter.io/ios/app/sensor-stream/id6783206955)

Transform your iPhone and Apple Watch into live motion sensor tools. Stream data like accelerometer and gyroscope readings in real-time with smooth graphs and sampling rate information. Record and export captured data as CSV files for analysis and research.

**Highlights:** iPhone and Apple Watch sensor streaming, Accelerometer and gyroscope data, Gravity and magnetic-field measurements, Pitch, roll, yaw, quaternions, rotation matrices, Live sampling-rate display, Local recording with pause/resume, CSV file export and sharing

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Decibel Meter free?

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

### Is Sensor free?

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

### Do Decibel Meter or Sensor have ads?

Neither Decibel Meter nor Sensor 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.*