Comparison

iLetComfort vs Belimo Assistant 2

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

Head to head
About

iLetComfort

Control your heat pump and multi-connected air conditioners remotely for a more comfortable living space. Receive real-time status updates and notifications for your appliances. Easily share device control with family members.

Highlights
  • Remote heat pump and AC control
  • Preheat/cool home remotely
  • Real-time appliance status updates
  • Notifications for appliance activity
  • Share device control with family
Features
Read full description

iLetComfort, give you a more intelligent, convenient and comfort way of life. You can easily control your heat pump and Multi-connected air conditioner with iLetComfort, to make your life more comfortable. With the iLetComfort APP you can connect and control multiple devices at the same time, such as heating units, multi-line air conditioners, etc. Key features: • Cool your house ,or preheat your bath while you commute home through a full featured control interface. • Want to know if the pool water is finished heating or if the heating unit is working properly? Receive real-time status updates and notifications of appliance activities.. • Invite family members to share control of the device.

About

Belimo Assistant 2

This app allows for the setup, operation, and troubleshooting of Belimo devices like actuators and valves using a smartphone or tablet. It offers features for checking settings, monitoring device status, and generating reports.

Highlights
  • Device setting parameter modification
  • Display identification data
  • MP-Bus, BACnet, Modbus, TCP/IP addressing
  • Guided parameter setup
  • Copy/Paste device configurations
  • Live trending and local override
  • Device health and operation monitoring
  • Digital report generation
Read full description

Belimo Assistant 2 enables wired and wireless setup, on-site operation, and troubleshooting of Belimo damper actuators, control valves, sensors and meters with smartphone and tablet. Key features: • Check and modify device setting parameters • Display identification data: device type, position, designation, serial number, bus address • Addressing (MP-Bus, BACnet, Modbus, TCP/IP) • Setup: guided parameter setup for your device • Copy/Paste configuration: replicate settings for same device type • Live Trend: perform local override and live trending with easy share function • Health: monitor overall device and operation status. E.g. Power supply, Bus state, Sensor state, etc. • Operation: monitor device KPIs with live updates • Reports: retrieve digital reports of your device with easy share function. E.g. Calibration certificate, Commissioning report • Export Device Configuration: create log file with easy share function • In-app language adjustment (EN/DE/FR/IT/ES/CN/RU/TR) Accessories: • LINK.10 (Converter USB / Bluetooth / NFC) • ZTH EU/US/AP (Service tool and Converter USB / MP-Bus) • ZIP-BT-NFC (Converter Bluetooth / NFC) Notes: • The App can be installed on iPhones or iPads with iOS 18+

Screenshots

iLetComfort4 screens
Belimo Assistant 24 screens

Verdict

The call

The clearest difference is rating: Belimo Assistant 2 at 3.4 against iLetComfort's 2.0. iLetComfort's advantage is iOS requirement (13.0 vs 17.0). On price, review sentiment, ratings volume and update cadence 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

Belimo Assistant 2 holds the better App Store score, 3.4 against 2.0. Both are backed by a comparable volume of ratings — 4 and 10 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

UpkeepUpdate frequency

iLetComfort ships an update every 2 months, Belimo Assistant 2 every 5 weeks. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

Scorecard2 real differences · 8 level
iLetComfort versus Belimo Assistant 2: the parameters behind the verdict, then further details
ParameteriLetComfortBelimo Assistant 2
PriceFreeFree
Rating2.0 (4 ratings)3.4 (10 ratings) — better
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings410 — better
Update frequencyEvery 2 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad
Requires iOS13.0 — better17.0
Further details — not scored
Size110 MB125 MB
Age rating4+4+
DeveloperShanghai KONG Intelligent Building Co., Ltd.BELIMO Automation AG

Customer experience

iLetComfort

All ratings4 ratings
Positive25.0%
Neutral0.0%
Negative75.0%
Written reviews5 reviews
Positive0.0%
Neutral40.0%
Negative60.0%

Belimo Assistant 2

All ratings10 ratings
Positive60.0%
Neutral0.0%
Negative40.0%
Written reviews4 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

iLetComfort

No in-app purchases

None

Belimo Assistant 2

No in-app purchases

Questions

Is iLetComfort free?
iLetComfort is free to download, with no in-app purchases.
Is Belimo Assistant 2 free?
Belimo Assistant 2 is free to download, with no in-app purchases.
Which has better reviews, iLetComfort or Belimo Assistant 2?
Belimo Assistant 2 is rated higher. iLetComfort averages 2.0 out of 5 from 4 ratings, while Belimo Assistant 2 averages 3.4 from 10 ratings.
Do iLetComfort or Belimo Assistant 2 have ads?
Neither iLetComfort nor Belimo Assistant 2 shows ads.
Which is updated more often, iLetComfort or Belimo Assistant 2?
iLetComfort ships an update every 2 months, and Belimo Assistant 2 every 5 weeks. Most recently, iLetComfort was updated on November 3, 2026 and Belimo Assistant 2 on November 5, 2026.

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