16 Relay Controller vs Helm
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
16 Relay Controller
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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
Helm
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Turn your iPhone into a powerful remote control for your Mac. Helm connects over SSH on your local network โ no cloud, no third-party servers, just direct control. WHAT YOU CAN DO FOR FREE: โข Trackpad โ Move your cursor with smooth gestures, tap to click, scroll naturally โข Keyboard โ Quick clipboard shortcuts: copy, paste, cut, select all โข Audio โ Adjust volume, mute/unmute, quick presets โข Power โ Sleep, lock, restart, or shut down your Mac remotely UNLOCK HELM PRO: โข Media Control โ Now playing info, playback controls, seek, shuffle & repeat for Music and Spotify โข Brightness โ Adjust display brightness with a simple slider โข Appearance โ Toggle dark mode and change your Mac's accent color โข Bluetooth โ View connected devices with battery levels, connect and disconnect โข Apps โ See running apps, quit or force quit with one tap โข Browser Tabs โ Manage Safari and Chrome tabs remotely โข Screenshot โ Capture your Mac's screen and save to your iPhone โข Storage โ Monitor disk usage, view volumes, eject external drives HOW IT WORKS: 1. Enable Remote Login (SSH) on your Mac 2. Connect Helm on the same Wi-Fi network 3. Start controlling โ that's it WHY HELM? โข Privacy First โ All data stays on your local network. No cloud. No tracking. โข Auto-Discovery โ Finds your Mac automatically via Bonjour โข Multiple Devices โ Save and switch between multiple Macs โข Secure โ Passwords stored in iOS Keychain with SSH host key verification โข Beautiful Design โ Premium dark interface with smooth animations and haptic feedback Perfect for developers, power users, and anyone who wants to control their Mac from the couch. Download Helm and take control today. Privacy Policy: https://cappsule.com.tr/helm/privacy-policy.html Terms of Use: https://cappsule.com.tr/helm/terms-of-service.html
Screenshots
Verdict
The clearest difference is in-app purchases: 16 Relay Controller at none against Helm's 1. Helm's advantage is update cadence (every 2 months vs every 34 months). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Helm sells 1 one-off in-app purchase. 16 Relay Controller asks for nothing beyond the download.
16 Relay Controller ships an update every 34 months, Helm every 2 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | 16 Relay Controller | Helm |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 34 months | Every 2 months โ better |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Devices | iPhone, iPad โ better | iPhone |
| Requires iOS | 18.6 | 17 โ better |
| Further details โ not scored | ||
| Size | 0 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Mike Henry | Cappsule Teknoloji |
In-app purchases
16 Relay Controller
No in-app purchases
Helm
- Helm Pro$4.99
Questions
Is 16 Relay Controller free?
Is Helm free?
Do 16 Relay Controller or Helm have ads?
Which is updated more often, 16 Relay Controller or Helm?
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