# Sensor Logger vs Desk Bit

The clearest difference is in-app purchases: Desk Bit at none against Sensor Logger's 6. Sensor Logger's advantage is update cadence (weekly vs every 46 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sensor Logger sells 6 in-app purchases, starting at $4.99 per month. Desk Bit asks for nothing beyond the download.

Sensor Logger ships an update weekly, Desk Bit every 46 months. Both last shipped on October 10, 2026.

## The numbers

| Metric | Sensor Logger | Desk Bit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (112 ratings)](https://appshunter.io/ios/app/sensor-logger/id1531582925/reviews)** | — |
| Number of ratings | **112** | — |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 46 months |
| Monetization | Free with in-app purchases | — |
| Size | 81 MB | 2 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Logger Labs LTD](https://appshunter.io/developer/1531583287) | [克俭 左](https://appshunter.io/developer/1449795321) |

## 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 |


### Desk Bit

[App page](https://appshunter.io/ios/app/desk-bit/id1548904418)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sensor Logger free?

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

### Is Desk Bit free?

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

### Do Sensor Logger or Desk Bit have ads?

Neither Sensor Logger nor Desk Bit shows ads.

### Which is updated more often, Sensor Logger or Desk Bit?

Sensor Logger ships an update weekly, and Desk Bit every 46 months. Most recently, Sensor Logger was updated on October 10, 2026 and Desk Bit on October 10, 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.*