# Serin vs Sensor

The clearest difference is in-app purchases: Sensor at none against Serin's 1. Sensor also leads on ads (none vs shown). Serin's advantage is ratings volume (4 vs 1). On price, rating, device support and iOS requirement there is nothing between them.

Both are free to download. Serin sells 1 one-off in-app purchase. Sensor asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Serin against 5.0 for Sensor. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

## The numbers

| Metric | Serin | Sensor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/serin-privacy-radar/id6760325664/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/sensor-stream/id6783206955/reviews) |
| Number of ratings | **4** | 1 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 12 MB | 30 MB |
| Requires iOS | 18.2 | **18.0** |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Summit Veil LLC](https://appshunter.io/developer/1826911583) | [Yerim Lab LLC](https://appshunter.io/developer/6776811924) |

## What reviewers say

### Serin

[App page](https://appshunter.io/ios/app/serin-privacy-radar/id6760325664)

This app acts as a personal privacy scanner, detecting nearby smart glasses, hidden cameras, and Bluetooth trackers. It offers guided sweeps for rooms and travel, and a digital mirror to see your own device broadcasts. Privacy is prioritized with no account required and data syncing only via iCloud.

**Highlights:** Detects smart glasses and wearables, Flags Bluetooth trackers, Scans networked cameras, Infrared reflection scanning for hidden lenses, Guided room and travel sweeps, Digital mirror for device broadcasts, Privacy-focused with no account needed

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Serin Pro | $5.99 | one-time |


### 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 Serin free?

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

### Is Sensor free?

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

### Which has better reviews, Serin or Sensor?

Serin and Sensor are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

### Do Serin or Sensor have ads?

Serin shows ads; Sensor 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.*