Comparison

Netatmo Energy vs Willms HV

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

Head to head

Netatmo Energy

Smart Thermostat & Valves

Free

🔧 Utilities

★ 4.585 ratingsView app →

About

Netatmo Energy

Control your home's heating remotely and optimize energy consumption. Set personalized schedules, adjust temperatures room-by-room, and track your usage. Features like Auto-Adapt and Open Window Detection help save energy without sacrificing comfort.

Highlights

Remote heating control
Room-by-room temperature adjustment
Energy consumption tracking
Customizable heating schedules
Auto-Adapt function
Open Window Detection
Manual Boost

Features

Read full description

Discover smart heating solutions and save energy without giving up your comfort! This application requires a Netatmo Smart Thermostat or a Netatmo Smart Valve starter pack. Visit www.netatmo.com to learn more! SAVE ENERGY WHILE HEATING YOUR HOME The Thermostat & the Valves set a programme based on your daily routine, so that you heat your home only when needed. Use the graph in the App to track your consumption. MANAGE YOUR HEATING REMOTELY AND WITH VOICE CONTROL Change the temperature remotely from your smartphone, tablet or computer. Schedule your heating to ensure you come back from your holidays to a warm home. ROOM-BY-ROOM COMFORT Fine-tune your ideal temperature room-by-room. Control the heating in one room or the entire home in one gesture. Smart Regulation: the Smart Radiator Valves analyse the room environment in real time and adjust heating according to sunshine level and room use. Manual Boost: when needed, the temperature can be temporarily raised in a specific room. SMART HEATING FOR BETTER HOME COMFORT Auto-Adapt function: uses your home’s insulation and the outdoor temperature to programme when your heating should switch on. Open Window Detection: when the Smart Radiator Valve detects a window is open, it temporarily switches off the heating in the room to prevent energy waste.

About

Willms HV

Read full description

Als Kunde der Willms Immobilien GmbH profitieren Sie von einem besonders innovativen Kundenservice, der Ihnen viele Freiheiten bietet. Mit der Willms HV App können Sie uns rund um die Uhr Anliegen und Schäden inklusive Fotodokumentation per Smartphone melden. Zusätzlich stellen wir Ihnen eine digitale Dokumentenmappe mit wichtigen Dokumenten für Ihre Immobilie zur Verfügung. Über das digitale schwarze Brett informieren wir via Push-Nachricht proaktiv über wichtige Informationen rund um das uns anvertraute Objekt. Ihre Vorteile der Willms HV App auf einen Blick: - Innovativ: Ihre Mobilität und Zeitersparnis stehen im Fokus. In der Willms HV App gehen keine Informationen verloren und Sie finden alles Wichtige zu Ihrer Immobilie in der App gebündelt. - Fachlich kompetent: Sie haben Fragen zum Mietvertrag, zur Nachbestellung von Schlüsseln oder zur Eigentümerversammlung? In der Willms HV App finden Sie einen umfassenden Fragen- und Antwortenbereich zu häufig gestellten Fragen. - Interaktiv: Effizienz gehört zu unserem Tagesgeschäft. Ihre Schadensmeldungen und sonstige Anliegen werden rasch bearbeitet und Sie erhalten regelmäßig per Push-Nachricht ein Status-Update. - Transparent: Dokumentation ist für uns die “halbe Miete”. Mit der Willms HV App erhalten Sie alle wichtigen Informationen zu Ihrer Liegenschaft direkt am schwarzen Brett und können diese kommentieren. So registrieren Sie sich für die Willms HV App: - Sie erhalten von uns eine personalisierte E-Mail mit einer persönlichen Einladung zum Beitritt der Willms HV App - Drücken Sie auf den Button “Anmeldung bestätigen” und geben Sie Ihr persönlich gewähltes Passwort ein - Laden Sie sich die Willms HV App für Ihre Smartphone herunter - Und schon können Sie alle Vorteile unseres digitalen Kundenservices nutzen! - Sie haben noch keine Einladung von uns erhalten? Dann melden Sie sich bitte bei Ihrem zuständigen Immobilienverwalter.

Screenshots

Netatmo Energy4 screens

Willms HV4 screens

Verdict

The call

The clearest difference is iOS requirement: Willms HV at 15.6 against Netatmo Energy's 17. 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

Netatmo Energy ships an update every 3 months, Willms HV every 2 months. Both last shipped on October 16, 2026.

Scorecard1 real difference · 9 level

Netatmo Energy versus Willms HV: the parameters behind the verdict, then further details
Parameter	Netatmo Energy	Willms HV
Price	Free	Free
Rating	4.5 (85 ratings) — better	—
Positive reviews	76.6% of reviews	—
Number of ratings	85 — better	—
Update frequency	Every 3 months	Every 2 months — better
Ads	No	No
In-app purchases	No	No
Monetization	Free with in-app purchases	—
Devices	iPhone, iPad	iPhone, iPod
Requires iOS	17	15.6 — better
Further details — not scored
Size	88 MB	47 MB
Age rating	4+	4+
Developer	Legrand - Netatmo – Bticino	Idwell GmbH

Bugs and requests

Netatmo Energy

Reported bugs

12 issues

App loses smart relay connection after software updates
Schedule changes not saved or revert to random settings
Cannot delete schedules (delete button greyed out)
Multi-property app only connects to one property at a time
Thermostat display freezes or shows blank screen

Show 7 more

Low battery warnings persist despite new batteries
Manual boost heating doesn't turn off after set period
Rooms overheat 2-3 degrees above requested temperature
HomeKit connection drops intermittently
App fails to find relay despite previous successful connection
Radiator valve control affects all valves instead of individual ones
Frost Guard button easily triggered accidentally during app closure

Requested features

13 requests

Dark mode and dark icon variants
Geofencing capability for automatic heating control
Boost button for quick 10-15 minute heating bursts
Apple Watch app for convenient control
Manual override for heating prediction timing

Show 8 more

Ability to copy schedules across any days (not just weekday/weekend)
Temperature control in 0.1 degree increments instead of 0.5
Widget for quick app shortcuts
Window detection automation for room-specific profiles
Ability to control individual radiator valves independently
Pool sensor integration
External temperature sensor integration in graphs
Czech and Slovak language translations

Willms HV

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Netatmo Energy

No in-app purchases

None

Willms HV

No in-app purchases

Questions

Is Netatmo Energy free?

Netatmo Energy is free to download, with no in-app purchases.

Is Willms HV free?

Willms HV is free to download, with no in-app purchases.

Do Netatmo Energy or Willms HV have ads?

Neither Netatmo Energy nor Willms HV shows ads.

Which is updated more often, Netatmo Energy or Willms HV?

Netatmo Energy ships an update every 3 months, and Willms HV every 2 months. Most recently, Netatmo Energy was updated on October 16, 2026 and Willms HV on October 16, 2026.