Comparison

Thermo ICE vs FAN Builder

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

Head to head
About

Thermo ICE

Control your heating and cooling system remotely with this app. Monitor current temperatures, adjust settings, and create custom schedules or let the app learn your habits for automatic programming. Connects via cloud services for easy management of one or more thermostats.

Highlights
  • Remote thermostat control
  • View current temperature and setpoint
  • Adjust HVAC modes (comfort, economy, off)
  • Daily scheduled temperature programming
  • Self-learning automatic programming
  • Cloud-based connection
  • Demo mode for testing
Read full description

The APP allows to control and program THERMO ICE WiFi from iOS mobile devices. With THERMO ICE APP you can manage, in a easy way, your heating/cooling system from your mobile device: you need a Gewiss THERMO ICE WiFi thermostat on your plant. You can see the current room measured temperature and temperature set point, the HVAC mode (comfort, pre-comfort, economy, off) and a feedback if your heating/cooling system is working or not. You can modify the current and programmed setpoint or the HVAC mode wherever you are. With the APP you can program daily scheduled temperature profile in order to plan the desired temperature at every time of the day or activate the self learning function that, after learning your habits, generates a program in an automatic way. The connection to the THERMO ICE WiFi is made easy and implemented through a cloud server. Cloud services are free and do not require a subscription fee. Every user can control one or more thermostats that are associated to his account. A DEMO mode is available to test the APP also if you haven’t still purchased a THERMO ICE WiFi.

About

FAN Builder

Features
Read full description

Questa applicazione semplifica l’installazione e la messa in servizio della centralina EV200RL per la termoregolazione multizona e multimpianto. Grazie a un installatore guidato step-by-step, consente una configurazione rapida e precisa dei parametri, riducendo i tempi di intervento e minimizzando gli errori. L’interfaccia intuitiva permette di accedere facilmente a tutte le impostazioni della centralina, con supporto completo per la gestione dei profili impianto e dei parametri di controllo. Non è richiesto alcun login: l’app è subito pronta all’uso. Ideale per tecnici installatori, manutentori e professionisti HVAC, ma disponibile per chiunque utilizzi la centralina EV200RL. Tutte le funzionalità sono accessibili liberamente e pensate per facilitare il lavoro sul campo.

Screenshots

Thermo ICE3 screens
FAN Builder4 screens

Verdict

The call

The clearest difference is device support: Thermo ICE at 4 against FAN Builder's 2. Thermo ICE also leads on iOS requirement (8.0 vs 13.0). On price, update cadence, ads and in-app purchases 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

Thermo ICE ships an update every 13 months, FAN Builder every 9 months. The most recent releases landed on November 2, 2026 and November 12, 2026 respectively.

Scorecard2 real differences · 6 level
Thermo ICE versus FAN Builder: the parameters behind the verdict, then further details
ParameterThermo ICEFAN Builder
PriceFreeFree
Positive reviews66.7% of reviews—
Update frequencyEvery 13 monthsEvery 9 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPod
Requires iOS8.0 — better13.0
Further details — not scored
Size17 MB51 MB
Age rating4+4+
DeveloperGewiss S.p.A.Fantini Cosmi

In-app purchases

None

Thermo ICE

No in-app purchases

None

FAN Builder

No in-app purchases

Questions

Is Thermo ICE free?
Thermo ICE is free to download, with no in-app purchases.
Is FAN Builder free?
FAN Builder is free to download, with no in-app purchases.
Do Thermo ICE or FAN Builder have ads?
Neither Thermo ICE nor FAN Builder shows ads.
Which is updated more often, Thermo ICE or FAN Builder?
Thermo ICE ships an update every 13 months, and FAN Builder every 9 months. Most recently, Thermo ICE was updated on November 2, 2026 and FAN Builder on November 12, 2026.

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