Comparison

Fumis AIR by Atech vs Esolar+

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

Head to head
About

Fumis AIR by Atech

Features
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The Fumis AIR system brings your stove and its usage to a completely different level. Just fill in fuel, start the fire and leave the rest to the system, which will automatically adjust the combustion to achieve best user comfort, lowest emissions and best efficiency. By an automatic regulation of primary, secondary and tertiary air flap based on different sensors, the system always achieves the best out of the current situation. Forget the stove and do what matters you the most, because you’ll get a notification when there’s the best time to refill again – if you want. From now on, you can use your smart device to remotely control your manually fed heating device. Thanks to Fumis AIR application, you can intuitively swipe through menus, which give you lots of different options and information on the heating device. MAXIMUM COMFORT: -BLE communication with your heating device -Intuitive menu structure -Stay updated on the current state of your heating device -The application warns you about best time to refill -With an integrated room temperature you’ll not overheat your room anymore -Automatic combustion control based on real-time measurements MAIN FUNCTIONS: -Set the desired power level -Set the desired room temperature -Set the desired room fan speed -Combustion history -Customizable main screen -Β°C/Β°F -Showing errors/alerts -Refill notification -Automatic and/or manual operation

About

Esolar+

Features
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This app is a free platform. Once you have the Esolar system, you can monitor and optimize your energy use 24/7. It provides you with a comprehensive view of the energy ecosystem. You can view the direction of energy flow and know whether the energy currently used is from photovoltaic, power grid or battery. You can view the real-time power of PV, system, power grid and battery anytime and anywhere. View the load power consumption and revenue, and set the distribution of electricity price for one day. We provide a variety of operation modes for you to choose from, and optimize the use of energy and save money by setting your electricity preferences.

Screenshots

Fumis AIR by Atech4 screens
Esolar+4 screens

Verdict

The call

The clearest difference is update cadence: Esolar+ at every 3 months against Fumis AIR by Atech's every 9 months. Fumis AIR by Atech's advantage is iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

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

UpkeepUpdate frequency

Fumis AIR by Atech ships an update every 9 months, Esolar+ every 3 months. The most recent releases landed on September 14, 2026 and May 24, 2026 respectively.

Scorecard2 real differences Β· 4 level
Fumis AIR by Atech versus Esolar+: the parameters behind the verdict, then further details
ParameterFumis AIR by AtechEsolar+
PriceFreeFree
Update frequencyEvery 9 monthsEvery 3 months β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS11.0 β€” better13.0
Further details β€” not scored
Size19 MB90 MB
Age rating4+4+
DeveloperAtech d.o.o.ESY Sunhome Co., Ltd

In-app purchases

None

Fumis AIR by Atech

No in-app purchases

None

Esolar+

No in-app purchases

Questions

Is Fumis AIR by Atech free?
Fumis AIR by Atech is free to download, with no in-app purchases.
Is Esolar+ free?
Esolar+ is free to download, with no in-app purchases.
Do Fumis AIR by Atech or Esolar+ have ads?
Neither Fumis AIR by Atech nor Esolar+ shows ads.
Which is updated more often, Fumis AIR by Atech or Esolar+?
Fumis AIR by Atech ships an update every 9 months, and Esolar+ every 3 months. Most recently, Fumis AIR by Atech was updated on September 14, 2026 and Esolar+ on May 24, 2026.

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