Zehnder Connect vs Terma Smart
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Zehnder Connect
Control and manage your Zehnder radiators remotely from your smartphone or tablet. Optimize your home's thermal comfort and energy consumption with customizable schedules and settings.
- Remote radiator management
- Customizable daily/weekly schedules
- Personalize factory settings
- Define custom scenarios (home, away, sleep)
- Activate functions like pre-heating
- Monitor room temperature
- Open window detection
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Zehnder, a leader in the field of indoor climate, offers you the possibility to use and manage easily and comfortably your Zehnder radiators through your Smartphone and/or Tablet. Download our simple, intuitive and convenient Zehnder Connect application now to manage your radiators remotely from anywhere in your home. A more intelligent and conscious management will allow you to optimize your thermal comfort and energy consumption at home. Your Smartphone and/or Tablet must be equipped with at least "Bluetooth Low Energy 4.0" technology. Supported products: β’ Zenia β’ All radiators with WIVAR II in combination with remote control βModel 1β β’ All radiators with Immersion Heater Control (IHC) β’ All radiators with Immersion Heater Design (IHD) β’ ComfoSpot 50 / ComfoAir 70 / ComfoAir Fit 100 with radio module in combination with Zehnder Connect-Box A whole range of possibilities included: β’ Creation of individualized daily and weekly schedules β’ Personalization of factory predefined settings β’ Definition of different scenarios (e.g.: at home, away, sleep, etc.) and absence planner β’ Remote activation from specific functionalities (e.g.: pre-heating mode, open window detection, room temperature, etc.)
Terma Smart
Control your smart heating system remotely. Create custom heating zones, set weekly schedules, and optimize energy usage with features like location-based heating and holiday mode.
- Remote Wi-Fi control
- Independent heating zones
- Weekly scheduling
- SMART location mode
- Energy consumption statistics
- Parental control
- Holiday and dryer modes
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The Terma SMART application controls the Terma SMART WiFi smart heating system. The application and all devices included in the system communicate using Wi-Fi technology and a standard router. The Terma Smart application allows you to divide the facility into independent heating zones and adjust the temperature in each of them. The system provides full control, automation and energy savings thanks to advanced functions such as: β’ SMART location mode turning on heating when the user approaches the house, β’ programming weekly schedules, β’ early start option, β’ holiday mode, β’ dryer mode, β’ parental control, β’ statistics for temperature, humidity and energy consumption The system includes heating devices (electric radiators, thermostatic heads and electric heating elements), as well as temperature and humidity sensors and window opening sensors.
Screenshots
Verdict
The clearest difference is iOS requirement: Zehnder Connect at 13.0 against Terma Smart's 15.0. On price, review sentiment, update cadence and ads there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Zehnder Connect ships an update every 4 months, Terma Smart every 5 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.
| Parameter | Zehnder Connect | Terma Smart |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| Update frequency | Every 4 months β better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 β better | 15.0 |
| Further details β not scored | ||
| Size | 38 MB | 48 MB |
| Age rating | 4+ | 4+ |
| Developer | Zehnder Group AG | Terma |
Customer experience
Zehnder Connect
Terma Smart
In-app purchases
Zehnder Connect
No in-app purchases
Terma Smart
No in-app purchases









