Comparison

Mill Norway vs Heimgard Smart

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

Head to head
About

Mill Norway

Control your indoor climate remotely with this app. Adjust temperatures, set schedules, and monitor energy usage from anywhere. Optimize your home's comfort and efficiency with smart features and integrations.

Highlights
  • Remote climate control
  • Weekly scheduling
  • Energy usage monitoring
  • Multi-home management
  • Vacation mode
  • Household sharing
  • Cooling control
Features
Read full description

Mill Norway – Smart Heating, Smarter Living Take full control of your indoor climate—wherever you are. The Mill Norway app gives you the freedom to manage your Mill WiFi-connected devices from anywhere in the world, with just a tap. Make your home smarter, more comfortable, and more energy-efficient with the Mill Norway app. Whether you're adjusting the temperature before you get home, managing multiple properties, or optimizing your energy use to save on heating bills, the Mill app gives you complete control at your fingertips. Smart Features for a Smarter Home: • Weekly scheduling – Set your ideal comfort levels with pre-defined modes: Comfort, Sleep, Away & Off • Energy insights – Monitor power consumption and temperature trends with real-time statistics • Multi-home support – Manage your home, cabin, or multiple properties from one app • Vacation mode – Save energy when you're away from home • Household sharing – Share access with family members for easy, seamless control • Cooling control – Automatically activate fans or AC when temperatures rise • Timers – Set countdowns and loop timers for custom control Smart Home Integrations: • Tibber – Let Tibber optimize your heater usage for lower energy costs • Homey Pro & Homey Bridge – Full integration for seamless smart home automation • Home Assistant – Advanced smart home control for power users • Matter – Future-proof your setup with Matter compatibility (select models) • Local REST API – For advanced users and developers Get Started Simply purchase a Mill WiFi device, download the app, and start enjoying smarter, more efficient home heating today. Need Support? We're here to help. Email: appsupport@millnorway.com Visit: https://millnorway.com Privacy Policy: https://millnorway.com/privacy-policy/

About

Heimgard Smart

Control your entire home remotely with this smart home app. Manage door locks, security systems, lighting, and heating to create the perfect atmosphere and ensure peace of mind. Enjoy flexibility and uncompromising security for your connected living space.

Highlights
  • Keyless door access from anywhere
  • Remote home security activation
  • Customizable lighting and heating control
  • Automated climate optimization
  • Monitor home environment remotely
  • Brand and system compatibility
Features
Read full description

Smart home the way a smart home should be.  Full freedom to choose and combine different brands and systems. With uncompromising security all data is completely private and completely secure. Completely safe. Completely open. Just the way a smart home should be.    Keyless access  With a smart electronic door lock can you unlock your front door from anywhere, directly from the Heimgard app. Simple safe and flexible. Let the craftsman in when you are at work. Take a jog without carrying around your keys.   Full control in the app whether your door is unlocked or locked.   Security is comfort  Relax and calm down. From the Heimgard app you will have full control over your entire home. At any time, from anywhere. Activate shell protection. Turn on frost protection. Does the roof on the cabin need to be shoveled? Did you remember to lock the door? You can even checkup on your dog when you are not at home.    Magic light and heat control  Use the Heimgard app to create the perfect atmosphere for any occasion. A warm and cozy setting for your evening dinner party, or a sharper and brighter setup for homework and home office during the day. Activate automatic light control in rooms such as bathrooms, hallways, and storage rooms. Set the temperature or optimize your indoor climate. Your heating devices can even be automatically turned off when ventilating.   Everything done directly from your Heimgard app.    Completely flexible and completely secure. That’s what makes it really smart.

Screenshots

Mill Norway4 screens
Heimgard Smart4 screens

Verdict

The call

The clearest difference is rating: Mill Norway at 4.3 against Heimgard Smart's 3.5. Mill Norway also leads on review sentiment (38% vs 0%) and update cadence (every 11 days vs every 3 months). Heimgard Smart's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases and monetization model 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.

ReceptionRating · Positive reviews · Number of ratings

Mill Norway holds the better App Store score, 4.3 against 3.5. That said, the two scores are not equally well evidenced: Mill Norway has 270 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 38% of Mill Norway's written reviews are positive against 0% of Heimgard Smart's.

UpkeepUpdate frequency

Mill Norway ships an update every 11 days, Heimgard Smart every 3 months. Both last shipped on November 2, 2026.

Scorecard6 real differences · 4 level
Mill Norway versus Heimgard Smart: the parameters behind the verdict, then further details
ParameterMill NorwayHeimgard Smart
PriceFreeFree
Rating4.3 (270 ratings) — better3.5 (6 ratings)
Positive reviews38.3% of reviews — better0.0% of reviews
Number of ratings270 — better6
Update frequencyEvery 11 days — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.013.0 — better
Further details — not scored
Size84 MB120 MB
Age rating4+4+
DeveloperMill International ASHeimgard Technologies AS

Customer experience

Mill Norway

All ratings270 ratings
Positive82.6%
Neutral4.4%
Negative13.0%
Written reviews183 reviews
Positive38.3%
Neutral7.1%
Negative54.6%

Heimgard Smart

All ratings6 ratings
Positive50.0%
Neutral16.7%
Negative33.3%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Mill Norway

Reported bugs

15 issues
  • WiFi connection fails during setup
  • App crashes on launch (iOS 14+)
  • Invalid email validation errors
  • Password creation rejection
  • Device name field causes setup failure
Show 10 more
  • Statistics not updating or displaying
  • Matter option appearing and disappearing
  • Temperature control stops working after firmware updates
  • App times out with 'Connection failed' error
  • Devices showing as 'unavailable' despite being online
  • Migration process failing repeatedly
  • Gen 2 heaters unable to reconnect after updates
  • App locks on loading screen
  • Scheduling not executing automatically
  • Consumption data not displaying for Gen 3 devices

Requested features

10 requests
  • Apple HomeKit integration
  • Amazon Alexa integration
  • Apple Watch app/widget
  • Home screen widgets
  • Matter protocol support (working implementation)
Show 5 more
  • Simpler on/off button without timer requirement
  • App language selection option
  • Better error messaging and user guidance
  • Offline mode functionality
  • Alternative connection methods that work reliably

Heimgard Smart

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Mill Norway

No in-app purchases

None

Heimgard Smart

No in-app purchases

Questions

Is Mill Norway free?
Mill Norway is free to download, with no in-app purchases.
Is Heimgard Smart free?
Heimgard Smart is free to download, with no in-app purchases.
Which has better reviews, Mill Norway or Heimgard Smart?
Mill Norway is rated higher. Mill Norway averages 4.3 out of 5 from 270 ratings, while Heimgard Smart averages 3.5 from 6 ratings.
Do Mill Norway or Heimgard Smart have ads?
Neither Mill Norway nor Heimgard Smart shows ads.
Which is updated more often, Mill Norway or Heimgard Smart?
Mill Norway ships an update every 11 days, and Heimgard Smart every 3 months. Most recently, Mill Norway was updated on November 2, 2026 and Heimgard Smart on November 2, 2026.

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