SwitchBox App vs Fumis
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SwitchBox App
Remotely control electrical devices like heating, lighting, and appliances from anywhere. Ideal for smart home automation or simplifying routines for pilots by pre-heating engines or cabins. It uses text and phone calls via the Twilio service to manage connected devices.
- Remote control of electrical devices
- Smart home automation
- Control heating, lighting, and AC
- Pilot-specific features (engine heater)
- Control via phone calls and text messages
- Save money on energy
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Remote control any electrical device! The easiest, cheapest and safest way. For General Use: Your new 'Smart Home' with the easy automation from SwitchBox. Remote control your heating, lighting and air conditioning, from anywhere in the world. TIP: Turn On the A/C before you get home, or check to see if you left the lights On and turn them Off. Save Money! For Pilots: No more driving to the airport hours before a flight. Turn on your Engine Heater from your cellphone, and simplify your cold flying routine! TIP: Activate a 2nd device like a Cabin Heater for your sensitive avionics, or a Coffee Maker before you arrive! This app acts as an intermediary to send text and phone communications to your SwitchBox device using the Twilio internet telephone service. The SwitchBox contains electrical switches (max total power 1800W), which activate and Power On/Off connected electrical devices. Phone Calls and Text Messages control these connected devices, and sustain or interrupt continuous power to them. Visit http://switchboxcontrol.com/the-switch-box/ for more information on the SwitchBox. Contact support@switchboxcontrol.com for any questions or support.
Fumis
Control your heating device remotely from anywhere using your smart device. This application offers intuitive menu navigation for managing heating functions, monitoring status, and receiving alerts.
- Remote heating device control
- Intuitive menu structure
- Real-time status monitoring
- Fuel level alerts
- Delayed start/stop functionality
- Temperature and power setting
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THE BEST WAY TO CONTROL YOUR HEATING DEVICE FROM ANYWHERE AT ANY TIME From now on, you can use your smart device for the remote control of your heating device. Thanks to our Fumis application, you can intuitively swipe through the menus, which give you lots of different possibilities for controlling your heating devices. By using this mobile application, you are able to control your heating device from anywhere. Maximum Comfort: - Wireless communication with your heating device - Intuitive menu structure - Stay updated on the current state of your heating device anytime and anywhere - Never come home to a cold house or apartment - The application warns you before your heating device runs out of fuel - Different languages (English, Italian, Spanish, German, Slovenian, French) - You’ll never have to worry about whether you remembered to turn off the heating device before going on holiday. - Delayed start/stop of your heating device Main functionalities: - Turning the heating device ON/OFF - Delayed start/stop - Setting the target temperature - Setting the operating power of the heating device - Setting the speed of the ambient ventilator - Fuel level monitoring - Monitoring of different temperatures - Showing errors/alerts - Configuring the wireless remote control unit WiRCU
Screenshots
Verdict
SwitchBox App and Fumis both sit at 3.4 stars, but that hides the real split: 67% of SwitchBox App's written reviews are positive against 8% of Fumis's. SwitchBox App also leads on update cadence (every 2 months vs every 5 months). On price, rating, ratings volume and ads 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.
On the App Store both sit at effectively the same score — 3.4 for SwitchBox App against 3.5 for Fumis. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews are what separate them: 67% of SwitchBox App's written reviews are positive against 8% of Fumis's.
SwitchBox App ships an update every 2 months, Fumis every 5 months. The most recent releases landed on June 1, 2026 and June 11, 2026 respectively.
| Parameter | SwitchBox App | Fumis |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (5 ratings) | 3.5 (2 ratings) — better |
| Positive reviews | 66.7% of reviews — better | 8.3% of reviews |
| Number of ratings | 5 — better | 2 |
| Update frequency | Every 2 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13 | 12.0 — better |
| Further details — not scored | ||
| Size | 24 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Cheviot Hills | Atech d.o.o. |
Customer experience
SwitchBox App
Fumis
In-app purchases
SwitchBox App
No in-app purchases
Fumis
No in-app purchases









