Comparison

TTi SmartControl TECHNOTHERM vs ETHERMA FIRE+ICE2

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

TTi SmartControl TECHNOTHERM

Technotherm Heaters

About

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.

Highlights

Open window detection
Geolocation temperature control
Alexa voice integration
Guest invitation management
Control all Technotherm heaters

Features

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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

About

ETHERMA FIRE+ICE2

Features

Read full description

Mit der App Etherma Fire Ice 2 hast du die volle Kontrolle über deine elektrischen Heizgeräte – jederzeit und überall. Stelle die Raumtemperatur ein, lege Wochenprogramme fest, verwalte mehrere Räume oder Zonen und optimiere deinen Energieverbrauch – alles bequem über dein Smartphone.

Screenshots

TTi SmartControl TECHNOTHERM4 screens

ETHERMA FIRE+ICE24 screens

Verdict

The call

The clearest difference is update cadence: TTi SmartControl TECHNOTHERM at every 3 months against ETHERMA FIRE+ICE2's every 6 months. TTi SmartControl TECHNOTHERM also leads on iOS requirement (12.0 vs 18.0). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

TTi SmartControl TECHNOTHERM ships an update every 3 months, ETHERMA FIRE+ICE2 every 6 months. The most recent releases landed on October 5, 2026 and September 26, 2026 respectively.

Scorecard2 real differences · 6 level

TTi SmartControl TECHNOTHERM versus ETHERMA FIRE+ICE2: the parameters behind the verdict, then further details
Parameter	TTi SmartControl TECHNOTHERM	ETHERMA FIRE+ICE2
Price	Free	Free
Positive reviews	0.0% of reviews	—
Update frequency	Every 3 months — better	Every 6 months
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	12.0 — better	18.0
Further details — not scored
Size	65 MB	28 MB
Age rating	4+	4+
Developer	Lucht LHZ Elektroheizung GmbH & Co. KG	Solution Tech Srl

In-app purchases

None

TTi SmartControl TECHNOTHERM

No in-app purchases

None

ETHERMA FIRE+ICE2

No in-app purchases

Questions

Is TTi SmartControl TECHNOTHERM free?

TTi SmartControl TECHNOTHERM is free to download, with no in-app purchases.

Is ETHERMA FIRE+ICE2 free?

ETHERMA FIRE+ICE2 is free to download, with no in-app purchases.

Do TTi SmartControl TECHNOTHERM or ETHERMA FIRE+ICE2 have ads?

Neither TTi SmartControl TECHNOTHERM nor ETHERMA FIRE+ICE2 shows ads.

Which is updated more often, TTi SmartControl TECHNOTHERM or ETHERMA FIRE+ICE2?

TTi SmartControl TECHNOTHERM ships an update every 3 months, and ETHERMA FIRE+ICE2 every 6 months. Most recently, TTi SmartControl TECHNOTHERM was updated on October 5, 2026 and ETHERMA FIRE+ICE2 on September 26, 2026.