# BluetoothLE RTK vs Drone Harmony Mobile

The clearest difference is update cadence: BluetoothLE RTK at every 2 weeks against Drone Harmony Mobile's every 6 weeks. BluetoothLE RTK also leads on iOS requirement (12.4 vs 14.0). 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.

BluetoothLE RTK ships an update every 2 weeks, Drone Harmony Mobile every 6 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | BluetoothLE RTK | Drone Harmony Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.0 (6 ratings)](https://appshunter.io/ios/app/drone-harmony-mobile/id1602698517/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 9.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | — | Free |
| Size | 13 MB | 157 MB |
| Requires iOS | **12.4** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Navisys Technology Corp.](https://appshunter.io/developer/954176603) | [Drone Harmony AG](https://appshunter.io/developer/1602698519) |

## What reviewers say

### BluetoothLE RTK

[App page](https://appshunter.io/ios/app/bluetoothle-rtk/id1599429026)

**Features:** macOS Compatibility

**In-app purchases:** none


### Drone Harmony Mobile

[App page](https://appshunter.io/ios/app/drone-harmony-mobile/id1602698517)

Plan and execute drone flights directly from your iPhone or iPad. This app allows you to synchronize with the cloud, load sites, and adapt flight plans for mapping and inspection missions. Future updates will introduce a 3D interface and expanded drone compatibility.

**Highlights:** iOS flight planning and execution, Cloud synchronization, Load and adapt flight plans, Mapping & Inspection mission support, Terrain category missions, Gimbal adjustments

**In-app purchases:** none


## Frequently asked questions

### Is BluetoothLE RTK free?

BluetoothLE RTK is free to download, with no in-app purchases.

### Is Drone Harmony Mobile free?

Drone Harmony Mobile is free to download, with no in-app purchases.

### Do BluetoothLE RTK or Drone Harmony Mobile have ads?

Neither BluetoothLE RTK nor Drone Harmony Mobile shows ads.

### Which is updated more often, BluetoothLE RTK or Drone Harmony Mobile?

BluetoothLE RTK ships an update every 2 weeks, and Drone Harmony Mobile every 6 weeks. Most recently, BluetoothLE RTK was updated on November 3, 2026 and Drone Harmony Mobile on November 3, 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.*