# iCOMM Connectivity vs kumo cloud® legacy

The clearest difference is rating: kumo cloud® legacy at 4.1 against iCOMM Connectivity's 1.2. iCOMM Connectivity's advantage is ratings volume (398 vs 77). On price, review sentiment, ads and in-app purchases there is nothing between them.

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

kumo cloud® legacy holds the better App Store score, 4.1 against 1.2. That said, the two scores are not equally well evidenced: iCOMM Connectivity has 398 ratings behind it against 77, so its average is the more settled of the two. Written reviews complicate that: 3% of iCOMM Connectivity's written reviews are positive against 0% of kumo cloud® legacy's, so the app with the better star average is not the one people write more warmly about.

## The numbers

| Metric | iCOMM Connectivity | kumo cloud® legacy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.2 (398 ratings)](https://appshunter.io/ios/app/icomm-connectivity/id1494213395/reviews) | **[4.1 (77 ratings)](https://appshunter.io/ios/app/kumo-cloud-legacy/id6739037964/reviews)** |
| Number of ratings | **398** | 77 |
| Positive reviews | **3.2% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free | Free |
| Size | 33 MB | 65 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [A. O. Smith](https://appshunter.io/developer/456489825) | [Mitsubishi Electric US, INC.](https://appshunter.io/developer/385943156) |

## 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


### kumo cloud® legacy

[App page](https://appshunter.io/ios/app/kumo-cloud-legacy/id6739037964)

This utility app provides continued support for older PAC-WHS01WF-E adapters that are not compatible with the newer Comfort app. Users are encouraged to upgrade their adapters to newer hardware as this version will be decommissioned soon.

**Highlights:** Legacy adapter support, Compatibility for older models, Information on adapter upgrades, Decommissioning notifications

**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 kumo cloud® legacy free?

kumo cloud® legacy is free to download, with no in-app purchases.

### Which has better reviews, iCOMM Connectivity or kumo cloud® legacy?

kumo cloud® legacy is rated higher. iCOMM Connectivity averages 1.2 out of 5 from 398 ratings, while kumo cloud® legacy averages 4.1 from 77 ratings.

### Do iCOMM Connectivity or kumo cloud® legacy have ads?

Neither iCOMM Connectivity nor kumo cloud® legacy shows ads.

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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.*