TTi SmartControl TECHNOTHERM vs WindyTool
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
TTi SmartControl TECHNOTHERM
This app allows you to remotely control Technotherm heaters using a DSM thermostat. Features include open window detection, geolocation-based temperature adjustments when leaving, and voice control via Alexa. You can also manage guest access and control all compatible heaters from one place.
- Open window detection
- Geolocation temperature control
- Alexa voice integration
- Guest invitation management
- Control all Technotherm heaters
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- Detection of open windows - Geolocaton. Controls the temperature when leaving the apartment - Steerable via Alexa (previously only in English) - Invitation of guests - Control of all Technotherm heaters with the DSM thermostat
WindyTool
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The WINDY application will allow you to easily connect to your intelligent controller to manage your comfort parameters. Via a Bluetooth Low Energy (BLE) connection, the WINDY application allows you to consult and act on : โข Room temperature โข The blowing force of the fan โข The occupation, you hadn't planned to be there? Turn on the heating! โข Switching the regulation on or off You can securely log in with your personalised access code (optional feature). ARE YOU AN ELECTRICIAN OR INSTALLER? THIS APPLICATION IS ALSO MADE FOR YOU! Always in Bluetooth, you connect from your mobile phone with your access code, so you can test your connection, view the status, change a setting... The application allows you to fully configure your WINDY, to easily find the cause of a failure and to act quickly by performing manual forcing. Need to locate your WINDY? The WINDY and its SmartSensor wall sensor will flash to show you the right connection to your device. The intelligent communication between the WINDY, the SmartSensor and the mobile application ensures total synchronisation, no more false displays! YOU WANT TO TEST? Demo mode is there for, project yourself into the WINDY universe!
Screenshots
Verdict
TTi SmartControl TECHNOTHERM and WindyTool are too close to call on the numbers: across 6 compared parameters โ price, update cadence, ads and in-app purchases among them โ neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
TTi SmartControl TECHNOTHERM ships an update every 3 months, WindyTool every 2 months. The most recent releases landed on October 5, 2026 and October 1, 2026 respectively.
| Parameter | TTi SmartControl TECHNOTHERM | WindyTool |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | โ |
| Update frequency | Every 3 months | Every 2 months โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | โ |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 11.0 โ better |
| Further details โ not scored | ||
| Size | 65 MB | 67 MB |
| Age rating | 4+ | 4+ |
| Developer | Lucht LHZ Elektroheizung GmbH & Co. KG | wit |
In-app purchases
TTi SmartControl TECHNOTHERM
No in-app purchases
WindyTool
No in-app purchases
Questions
Is TTi SmartControl TECHNOTHERM free?
Is WindyTool free?
Do TTi SmartControl TECHNOTHERM or WindyTool have ads?
Which is updated more often, TTi SmartControl TECHNOTHERM or WindyTool?
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