Comparison

Hark vs Plain

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

Head to head
About

Hark

Features
Read full description

"Easy and intelligent control of your pellet stove. When and where ever you like! At home or away, at every time! With the HARK pellet stove App you gain the full ease of use of your pellet stove. Additionally you can monitor your stove, where ever you are.ย  Various stoves in your house can be controlled by using the App. Several users can connect to the same stove to control it. You are able to read and change the current room temperature to feel comfortable. With the App you can easily create a weekend programme and transfer it directly to your stove. Keep an eye on your oven from a distance. You can always see in which current operating status the pellet stove is. The App will automatically inform you, when a cleaning or a technical service is necessary. Faults during operation of the oven will be sent as a push notification to your mobile device immediately. WLAN modules and functions are available for the following pellet stoves:"

About

Plain

Features
Read full description

This app allows Wifi/BLE communication with Navel Plus Micronova IoT modules. This way it is possible to remotely or locally control the pellet stove connected to the Navel Plus. The supported functions are: Turning on/off Setting the room temperature Setting the main ventilation Setting the duct ventilation Setting the power Setting the daily and weekly timer function

Screenshots

Hark4 screens
Plain4 screens

Verdict

The call

The clearest difference is update cadence: Plain at every 10 days against Hark's every 12 months. Plain also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

Hark ships an update every 12 months, Plain every 10 days. The most recent releases landed on September 8, 2026 and June 7, 2026 respectively.

Scorecard2 real differences ยท 4 level
Hark versus Plain: the parameters behind the verdict, then further details
ParameterHarkPlain
PriceFreeFree
Update frequencyEvery 12 monthsEvery 10 days โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod โ€” better
Requires iOS15.013.0 โ€” better
Further details โ€” not scored
Size6 MB49 MB
Age rating4+17+
DeveloperHark GmbH & Co. KG Kamin- u. KachelofenbauMICRONOVA SRL

In-app purchases

None

Hark

No in-app purchases

None

Plain

No in-app purchases

Questions

Is Hark free?
Hark is free to download, with no in-app purchases.
Is Plain free?
Plain is free to download, with no in-app purchases.
Do Hark or Plain have ads?
Neither Hark nor Plain shows ads.
Which is updated more often, Hark or Plain?
Hark ships an update every 12 months, and Plain every 10 days. Most recently, Hark was updated on September 8, 2026 and Plain on June 7, 2026.

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