# Sensor Logger vs Headcam

The clearest difference is iOS requirement: Sensor Logger at 16.4 against Headcam's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Sensor Logger sells 6 in-app purchases, starting at $4.99 per month and Headcam sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Sensor Logger ships an update weekly, Headcam every 5 days. The most recent releases landed on September 23, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Sensor Logger | Headcam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (111 ratings)](https://appshunter.io/ios/app/sensor-logger/id1531582925/reviews)** | — |
| Number of ratings | **111** | — |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 81 MB | 3 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Choi Tsz Hei](https://appshunter.io/developer/1531583287) | [Blair Watt](https://appshunter.io/developer/1877930612) |

## What reviewers say

### Sensor Logger

[App page](https://appshunter.io/ios/app/sensor-logger/id1531582925)

This app collects and displays data from various device sensors, including motion, GPS, and audio. It offers background recording, interactive plots, and multiple export formats. Advanced features allow for data streaming, systematic data collection from other users, and creating shareable data-driven dashboards.

**Highlights:** One-tap logging, Background recording, Interactive plot visualization, Data streaming (HTTP/MQTT), CSV, JSON, Excel, KML exports, Create and share data dashboards, Systematic data collection studies

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Monthly | $4.99 | per month |
| Pro Monthly | $9.99 | per month |
| Ultimate Monthly | $24.99 | per month |
| Plus Yearly | $49.99 | per year |
| Pro Yearly | $99.99 | per year |
| Ultimate Yearly | $249.99 | per year |


### Headcam

[App page](https://appshunter.io/ios/app/headcam/id6759300260)

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Headcam Pro | $11.99 | one-time |


## Frequently asked questions

### Is Sensor Logger free?

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

### Is Headcam free?

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

### Do Sensor Logger or Headcam have ads?

Neither Sensor Logger nor Headcam shows ads.

### Which is updated more often, Sensor Logger or Headcam?

Sensor Logger ships an update weekly, and Headcam every 5 days. Most recently, Sensor Logger was updated on September 23, 2026 and Headcam on September 17, 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.*