Gray Designs Ground Station vs Bluetooth Controller
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gray Designs Ground Station
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One app for every Gray Designs flight computer. Configure flight computers for launch, track rocket location for recovery, and download data after touchdown all in the app.
Bluetooth Controller
This application allows users to remotely control power equipment via Bluetooth. It provides a convenient interface for managing and operating compatible devices.
- Bluetooth connectivity
- Remote equipment control
- Power equipment management
- User-friendly interface
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Cologne Power Equipment Bluetooth Control APP
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Gray Designs Ground Station | Bluetooth Controller |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Monthly | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 17.5 | 13.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | Sam Theil | Hebei Cologne Electric Power Technology Co.,Ltd. |
In-app purchases
Gray Designs Ground Station
No in-app purchases
Bluetooth Controller
No in-app purchases
Questions
Is Gray Designs Ground Station free?
Is Bluetooth Controller free?
Do Gray Designs Ground Station or Bluetooth Controller have ads?
Which is updated more often, Gray Designs Ground Station or Bluetooth Controller?
Other comparisons
