# Bluetooth Data Logger vs Findel EaRL AR

The clearest difference is update cadence: Findel EaRL AR at every 22 months against Bluetooth Data Logger's every 58 months. Bluetooth Data Logger's advantage is iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Bluetooth Data Logger ships an update every 58 months, Findel EaRL AR every 22 months. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Bluetooth Data Logger | Findel EaRL AR |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 58 months | **Every 22 months** |
| Monetization | Free | — |
| Size | 41 MB | 155 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TTS Group Limited](https://appshunter.io/developer/500131642) | [Findel Education Limited](https://appshunter.io/developer/1704806956) |

## What reviewers say

### Bluetooth Data Logger

[App page](https://appshunter.io/ios/app/bluetooth-data-logger/id1465251278)

This educational tool allows users to collect data using five integrated sensors on compatible tablets. It supports scientific investigations and is suitable for a wide range of age groups.

**Highlights:** Five integrated sensors, Data logging capabilities, Tablet compatibility, Scientific investigations, Educational tool

**Features:** macOS Compatibility

**In-app purchases:** none


### Findel EaRL AR

[App page](https://appshunter.io/ios/app/findel-earl-ar/id6463715304)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bluetooth Data Logger free?

Bluetooth Data Logger is free to download, with no in-app purchases.

### Is Findel EaRL AR free?

Findel EaRL AR is free to download, with no in-app purchases.

### Do Bluetooth Data Logger or Findel EaRL AR have ads?

Neither Bluetooth Data Logger nor Findel EaRL AR shows ads.

### Which is updated more often, Bluetooth Data Logger or Findel EaRL AR?

Bluetooth Data Logger ships an update every 58 months, and Findel EaRL AR every 22 months. Most recently, Bluetooth Data Logger was updated on October 3, 2026 and Findel EaRL AR on October 7, 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.*