16 Relay Controller
Mike Henry Utilities iPhoneiPadiPod touch
16 Relay Controller is a free Utilities app for iPhone and iPad by Mike Henry. Requires iOS 18.6. Updated August 11, 2026.
- Price
- Free
- on the App Store
- Size
- 1 MB
- Age 4+
- Updated
- Aug 11
- 2026 · v1.3
Screenshots
About 16 Relay Controller
App to control henry solutions 16 Relay hardware devices. The 16 Relay controller connects to an IOT device via web service calls. The webservice endpoints you connect to is determined by the application settings. The default IP address of the webservice for the relay controller is set to a non-routable IP address of 192.168.4.2. The app only uses http and not https so it is only suitable for controlling IOT devices in a closed environment. The 16 Relay controller is limited to sending only the following URL request to the IP address you enter in the settings: http://[ip-address]/status http://[ip-address]/status/[relay-number] http://[ip-address]/on/[relay-number] http://[ip-address]/off/[relay-number] http://[ip-address]/allon http://[ip-address]/alloff http://[ip-address]/hb
What’s new
Version 1.3 · Updated August 11, 2026
Updates privacy policy URL. No code or privacy policy changes.
App privacy
The developer, Mike Henry, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
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