# Gray Designs Ground Station vs Bluetooth Controller

The clearest difference is iOS requirement: Bluetooth Controller at 13.0 against Gray Designs Ground Station's 17.5. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Gray Designs Ground Station | Bluetooth Controller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/bluetooth-controller/id6745241516/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | — | Free |
| Size | 2 MB | 20 MB |
| Requires iOS | 17.5 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sam Theil](https://appshunter.io/developer/1796731157) | [Hebei Cologne Electric Power Technology Co.,Ltd.](https://appshunter.io/developer/1811498632) |

## What reviewers say

### Gray Designs Ground Station

[App page](https://appshunter.io/ios/app/gray-designs-ground-station/id6742085823)

**Features:** macOS Compatibility

**In-app purchases:** none


### Bluetooth Controller

[App page](https://appshunter.io/ios/app/bluetooth-controller/id6745241516)

This application allows users to remotely control power equipment via Bluetooth. It provides a convenient interface for managing and operating compatible devices.

**Highlights:** Bluetooth connectivity, Remote equipment control, Power equipment management, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Gray Designs Ground Station free?

Gray Designs Ground Station is free to download, with no in-app purchases.

### Is Bluetooth Controller free?

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

### Do Gray Designs Ground Station or Bluetooth Controller have ads?

Neither Gray Designs Ground Station nor Bluetooth Controller shows ads.

### Which is updated more often, Gray Designs Ground Station or Bluetooth Controller?

Gray Designs Ground Station ships an update monthly, and Bluetooth Controller monthly. Most recently, Gray Designs Ground Station was updated on October 25, 2026 and Bluetooth Controller on October 28, 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.*