# Accelerometer vs CoreMotion Data Recorder

Accelerometer and CoreMotion Data Recorder both sit at 4.0 stars, but that hides the real split: 100% of CoreMotion Data Recorder's written reviews are positive against 54% of Accelerometer's. CoreMotion Data Recorder also leads on update cadence (every 2 months vs every 5 months) and iOS requirement (14.0 vs 17.6). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Accelerometer sells 1 one-off in-app purchase and CoreMotion Data Recorder sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.0 for Accelerometer against 4.0 for CoreMotion Data Recorder. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 54% of Accelerometer's written reviews are positive against 100% of CoreMotion Data Recorder's.

Accelerometer ships an update every 5 months, CoreMotion Data Recorder every 2 months. The most recent releases landed on October 15, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Accelerometer | CoreMotion Data Recorder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/accelerometer-g-force-meter/id499629589/reviews) | [4.0 (1 ratings)](https://appshunter.io/ios/app/coremotion-data-recorder/id1496592891/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 53.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 2 MB | 6 MB |
| Requires iOS | 17.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Jan Halozan](https://appshunter.io/developer/482137824) | [一和 朱](https://appshunter.io/developer/1496551363) |

## What reviewers say

### Accelerometer

[App page](https://appshunter.io/ios/app/accelerometer-g-force-meter/id499629589)

Transform your device into a precise 3-axis accelerometer. Monitor live acceleration and G-force readings, record motion data, and export it in various formats for detailed analysis. Ideal for experiments, testing, and engineering.

**Highlights:** Realtime X/Y/Z acceleration, G-force measurement, Record motion sessions, CSV/JSON/XML export, Adjustable sample rate, Max/Min tracking

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Accelerometer Pro | $1.99 | one-time |


### CoreMotion Data Recorder

[App page](https://appshunter.io/ios/app/coremotion-data-recorder/id1496592891)

This utility app helps developers collect and visualize motion data from Apple Watch and iPhone. Recorded data syncs to the iPhone for analysis via line charts. It supports file sharing for easy data export and analysis.

**Highlights:** Collect CoreMotion data from Apple Watch/iPhone, Synchronize data to iPhone, Visualize data with line charts, Support AirDrop and file sharing, Access accelerometer, gyroscope, pedometer, magnetometer, altimeter, barometer data

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advanced Mode | $1.99 | one-time |


## Frequently asked questions

### Is Accelerometer free?

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

### Is CoreMotion Data Recorder free?

CoreMotion Data Recorder is free to download, with in-app purchases available.

### Which has better reviews, Accelerometer or CoreMotion Data Recorder?

Accelerometer and CoreMotion Data Recorder are both rated 4.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Accelerometer or CoreMotion Data Recorder have ads?

Neither Accelerometer nor CoreMotion Data Recorder shows ads.

### Which is updated more often, Accelerometer or CoreMotion Data Recorder?

Accelerometer ships an update every 5 months, and CoreMotion Data Recorder every 2 months. Most recently, Accelerometer was updated on October 15, 2026 and CoreMotion Data Recorder on September 21, 2026.

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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.*