# Watch Sensor Logger vs Vertical Indicator

The clearest difference is in-app purchases: Watch Sensor Logger at none against Vertical Indicator's 1. Watch Sensor Logger also leads on iOS requirement (17.0 vs 26.2). Vertical Indicator's advantage is update cadence (every 2 months vs every 25 months). On price, ads and device support there is nothing between them.

Both are free to download. Vertical Indicator sells 1 in-app purchase, starting at $4.99 per year. Watch Sensor Logger asks for nothing beyond the download.

Watch Sensor Logger ships an update every 25 months, Vertical Indicator every 2 months. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Watch Sensor Logger | Vertical Indicator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/vertical-indicator/id6760511489/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 25 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 17 MB | 12 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [yuya kanbetsunawa](https://appshunter.io/developer/1597026161) | [JASON MARSHALL JONES](https://appshunter.io/developer/1860466477) |

## What reviewers say

### Watch Sensor Logger

[App page](https://appshunter.io/ios/app/watch-sensor-logger/id1634449655)

Log detailed motion and GPS data from your Apple Watch. Export sensor readings like acceleration, attitude, and location as a CSV file for analysis. This app is exclusively designed for Apple Watch.

**Highlights:** Log sensor data, GPS tracking, Export to CSV, Acceleration logging, Attitude data, Time stamping

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Vertical Indicator

[App page](https://appshunter.io/ios/app/vertical-indicator/id6760511489)

This app uses your phone's camera to automatically measure your vertical jump height. Get instant results and athlete performance analytics to help improve explosiveness for sports like basketball and volleyball.

**Highlights:** Automatic vertical jump measurement, Instant jump height results, Athlete performance analytics, Camera-based measurement

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad Remove | $4.99 | per year |


## Frequently asked questions

### Is Watch Sensor Logger free?

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

### Is Vertical Indicator free?

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

### Do Watch Sensor Logger or Vertical Indicator have ads?

Both Watch Sensor Logger and Vertical Indicator show ads.

### Which is updated more often, Watch Sensor Logger or Vertical Indicator?

Watch Sensor Logger ships an update every 25 months, and Vertical Indicator every 2 months. Most recently, Watch Sensor Logger was updated on October 1, 2026 and Vertical Indicator on October 2, 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.*