# AP Sensor

> Physics experiment tool using smartphone sensors for real-time data collection and analysis. (iPhone/iPad app by The Hong Kong Polytechnic University.)

- Source: https://appshunter.io/ios/app/ap-sensor/id1280784014 (this page in markdown: same URL + `.md`)
- Developer: [The Hong Kong Polytechnic University](https://appshunter.io/developer/442903588)
- Category: Education
- Price: Free
- Age rating: 4+
- Requires: iOS 11.2 · 10 MB
- Languages: American English
- Released: 2018-01-16
- Data updated: 2026-08-04
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/ap-sensor/id1280784014/reviews.md

## What is AP Sensor?

Flip the laboratory and do Physics experiments using your smartphone! Perform your own scientific investigations anytime, anywhere. It records and shows real-time measurements from standard sensors in your smartphone including the accelerometer, magnetometer, gyroscope in the intuitive gauge mode or in a more scientific chart mode. Using the built-in microphone and speaker, it turns your smartphone into a sound level meter, a sound generator and even a sound spectrum analyzer.  You may save and share the sensor data for further analysis.

## Key features

- Real-time sensor measurements
- Accelerometer, magnetometer, gyroscope data
- Gauge and chart display modes
- Sound level meter
- Sound generator
- Sound spectrum analyzer
- Save and share data

## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/ap-sensor/id1280784014/reviews.md

### 3/5 — 返回

*2020-10-08, version 1.0.1*

我需要一個返回掣

### 5/5 — Interesting and fun

*2019-04-10, version 1.0.1*

Can do a lot of experiments with this app. The UI can be improved. Overall, a nice one.

## Frequently asked questions about AP Sensor

### What kind of physics experiments can I do with AP Sensor?

AP Sensor allows you to perform scientific investigations using your smartphone's sensors. You can record and visualize real-time measurements from the accelerometer, magnetometer, and gyroscope, and use the microphone and speaker for sound-related experiments.

### How does AP Sensor display sensor data?

The app offers two display modes for sensor data: an intuitive gauge mode for quick readings and a more scientific chart mode for detailed analysis. This flexibility caters to different user preferences and experimental needs.

### Can I save and share my experiment data with AP Sensor?

Yes, AP Sensor allows you to save your sensor data for further analysis. You can also share this data, which is beneficial for collaboration, reporting, or keeping records of your scientific investigations.

### What devices is AP Sensor compatible with?

AP Sensor is designed for iOS devices, specifically compatible with iPhone, iPad, and iPod. It leverages the standard sensors available on these devices to facilitate experiments.

### Is AP Sensor suitable for younger students?

AP Sensor has an age rating of 4+, making it accessible for a wide range of users. Its intuitive interface and visual data representation can aid in understanding basic physics concepts.

### How often is AP Sensor updated?

AP Sensor was last updated on January 16, 2018, with version 1.0.1. The current version has remained consistent since its release date.

### Does AP Sensor have ads?

No, AP Sensor does not contain advertisements. As a free application, it provides an uninterrupted user experience for educational purposes.

### What is the learning methodology behind AP Sensor?

AP Sensor promotes a hands-on, inquiry-based learning methodology. By allowing users to conduct their own experiments and analyze real-time data, it encourages active learning and scientific discovery.

## Version history (last 1 release)

### 1.0.1 — 2018-01-16

This app has been updated by Apple to display the Apple Watch app icon.

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All apps by The Hong Kong Polytechnic University: https://appshunter.io/developer/442903588

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-04.*