# iCOMM Connectivity vs Comfort Link

The clearest difference is rating: Comfort Link at 2.1 against iCOMM Connectivity's 1.2. Comfort Link also leads on update cadence (monthly vs every 3 months) and review sentiment (16% vs 3%). iCOMM Connectivity's advantage is ratings volume (400 vs 25). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Comfort Link holds the better App Store score, 2.1 against 1.2. That said, the two scores are not equally well evidenced: iCOMM Connectivity has 400 ratings behind it against 25, so its average is the more settled of the two. Written reviews point the same way: 3% of iCOMM Connectivity's written reviews are positive against 16% of Comfort Link's.

iCOMM Connectivity ships an update every 3 months, Comfort Link monthly. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | iCOMM Connectivity | Comfort Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.2 (400 ratings)](https://appshunter.io/ios/app/icomm-connectivity/id1494213395/reviews) | **[2.1 (25 ratings)](https://appshunter.io/ios/app/comfort-link/id1589081618/reviews)** |
| Number of ratings | **400** | 25 |
| Positive reviews | 3.2% of reviews | **15.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | Free |
| Size | 33 MB | 110 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [A. O. Smith](https://appshunter.io/developer/456489825) | [Ariston SpA](https://appshunter.io/developer/549126466) |

## What reviewers say

### iCOMM Connectivity

[App page](https://appshunter.io/ios/app/icomm-connectivity/id1494213395)

Remotely manage compatible water heaters with this app. Monitor temperature, operating modes, and receive diagnostic notifications. Optimize energy usage by aligning with utility programs.

**Highlights:** Remote water heater management, Temperature and mode control, Diagnostic fault notifications, Utility program alignment, Easy setup process

**In-app purchases:** none

**What reviewers like**

- ✅ Water heater hardware itself performs well
- 🎯 Simple temperature adjustment when working
- 📊 Basic hot water availability gauge
- ⚙️ Vacation mode functionality
- 🔧 Mode switching capability

**What reviewers complain about**

- 🐛 Constant connectivity failures and service outages
- 🔄 App repeatedly forgets registered water heater
- ❌ Requires re-registration multiple times monthly
- ⏱️ Frequent forced logouts and session expirations
- 📱 QR code scanning consistently fails

**Reported bugs**

- App loses water heater registration without warning
- QR code scanner fails to recognize valid codes
- Manual serial number entry rejected despite correct input
- Session expires within 15-30 seconds of login
- App crashes when attempting to set schedules

**Requested features**

- Real-time current water temperature display
- Hourly energy usage breakdown (not just daily/monthly)
- Simple on/off scheduling by time of day
- Temperature scheduling for specific times
- Data export capability


### Comfort Link

[App page](https://appshunter.io/ios/app/comfort-link/id1589081618)

Control your home's heating and water heater remotely via a smartphone app or voice commands. Monitor energy usage, receive alerts for malfunctions, and benefit from remote assistance to ensure comfort and optimize consumption.

**Highlights:** Remote temperature control, Voice command integration, Energy consumption reports, Malfunction alerts, Remote service assistance, Weekly scheduling

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is iCOMM Connectivity free?

iCOMM Connectivity is free to download, with no in-app purchases.

### Is Comfort Link free?

Comfort Link is free to download, with no in-app purchases.

### Which has better reviews, iCOMM Connectivity or Comfort Link?

Comfort Link is rated higher. iCOMM Connectivity averages 1.2 out of 5 from 400 ratings, while Comfort Link averages 2.1 from 25 ratings.

### Do iCOMM Connectivity or Comfort Link have ads?

Neither iCOMM Connectivity nor Comfort Link shows ads.

### Which is updated more often, iCOMM Connectivity or Comfort Link?

iCOMM Connectivity ships an update every 3 months, and Comfort Link monthly. Most recently, iCOMM Connectivity was updated on November 7, 2026 and Comfort Link on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*