METechs SWCtrl vs 16 Relay Controller
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
METechs SWCtrl
Control motorized curtains, lights, and other automation devices remotely or with voice commands. Schedule actions for energy efficiency and convenience, and monitor device activity.
- Direct smartphone control, no hub needed
- Voice control with Alexa and Google Assistant
- Local and remote control
- Timing and scheduling functions
- Inter-device logic control
- Operation logs
- Wi-Fi hotspot sharing
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With this app and METechs SWCtrl control switch, relay, smart plug, light..., you can control motorized curtain rods, motorized roller shade systems, tubular roller motors, electric locks, lights, appliances, and other automation devices from your device, anywhere Increase energy efficiency and personal security by automatically opening or closing curtains with timer functions or home automation. If you are enthusiastic about automation or lazy lifestyle, control them by a simple touch or voice command. It works with Amazon Alexa or Google Assistant voice control; if you prefer, you still can control these devices with physical touch switches. Either way, METechs provides a truly Automation Lifestyle for everyone! [Key Features] •Directly controlled by a smartphone, no hub required •Works with Amazon Alexa, Google Assistant, or voice control •Work independently with or without Wi-Fi •Can be controlled in local and remote modes •Timing control devices any time in any day, weekday, or weekend •Multiple devices control by each other with IF…THEN… logic •Look up log for who, when, and where the devices were operated •Easily shares with others via the built-in Wi-Fi hotspot Our app may not be perfect yet and still under development. Our teams are working hard and smart to continually improve the app. Email Support@METechs.com with questions and comments. Visit www.METechs.com to find it out more.
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
Screenshots
Verdict
The clearest difference is update cadence: METechs SWCtrl at every 7 months against 16 Relay Controller's every 34 months. METechs SWCtrl also leads on iOS requirement (8.0 vs 18.6). On price, ads, in-app purchases and device support 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.
METechs SWCtrl ships an update every 7 months, 16 Relay Controller every 34 months. The most recent releases landed on June 8, 2026 and September 18, 2026 respectively.
| Parameter | METechs SWCtrl | 16 Relay Controller |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (4 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 7 months — better | Every 34 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 8.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 112 MB | 0 MB |
| Age rating | 4+ | 4+ |
| Developer | METECHS GLOBAL INC. | Mike Henry |
In-app purchases
METechs SWCtrl
No in-app purchases
16 Relay Controller
No in-app purchases
