# B vs MRCOOL SmartHVAC

The clearest difference is ratings volume: B at 337K against MRCOOL SmartHVAC's 12K. B also leads on review sentiment (61% vs 50%). MRCOOL SmartHVAC's advantage is iOS requirement (13 vs 15.1). On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.7 for B against 4.7 for MRCOOL SmartHVAC. That said, the two scores are not equally well evidenced: B has 337K ratings behind it against 12K, so its average is the more settled of the two. Written reviews are what separate them: 61% of B's written reviews are positive against 50% of MRCOOL SmartHVAC's.

B ships an update every 6 weeks, MRCOOL SmartHVAC every 4 weeks. Both last shipped on November 11, 2026.

## The numbers

| Metric | B | MRCOOL SmartHVAC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (337K ratings)](https://appshunter.io/ios/app/b-hyve/id1066451939/reviews)** | [4.7 (12K ratings)](https://appshunter.io/ios/app/mrcool-smarthvac/id1439162688/reviews) |
| Number of ratings | **337K** | 12K |
| Positive reviews | **60.7% of reviews** | 49.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 weeks** |
| Monetization | Free | Free |
| Size | 131 MB | 144 MB |
| Requires iOS | 15.1 | **13** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Orbit Irrigation](https://appshunter.io/developer/1066451938) | [Cielo WiGle Inc.](https://appshunter.io/developer/1030282554) |

## What reviewers say

### B

[App page](https://appshunter.io/ios/app/b-hyve/id1066451939)

Control and monitor your sprinklers from anywhere with this smart watering app. It offers intelligent scheduling based on local weather and soil conditions, or customizable manual programs. An integrated audit tool helps optimize water usage and save money.

**Highlights:** Remote sprinkler control, Smart watering schedules, Weather-based adjustments, Customizable programs, Integrated irrigation audit tool, Water usage optimization

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 💻 Easy to use app
- 🌳 Effective smart watering
- 🌍 Remote control from anywhere
- ⏱️ Convenient manual control
- 📊 Detailed watering history

**What reviewers complain about**

- 🐛 Connectivity issues
- 🌧️ Inaccurate weather data
- 🔍 Unintuitive interface
- 🔀 Inability to control multiple devices together
- 🕰️ Inconsistent watering schedules

**Reported bugs**

- Watering programs not executing as scheduled
- Zones not responding to manual controls
- Connectivity issues causing loss of watering history
- Unexpected changes to programmed watering schedules

**Requested features**

- Ability to pause and resume watering programs
- Integration with smart home platforms (e.g., HomeKit)
- More granular control over watering schedules and zones
- Improved weather forecasting and rain delay functionality
- Global calendar view of all connected devices


### MRCOOL SmartHVAC

[App page](https://appshunter.io/ios/app/mrcool-smarthvac/id1439162688)

Transform your existing MRCOOL air conditioners and heat pumps into smart devices. Control your home's climate remotely via smartphone or voice commands, automate settings based on your location, and set personalized schedules for comfort and energy savings.

**Highlights:** Remote AC and heat pump control, Voice command integration (Alexa, Google Home), Location-based automation, Weekly scheduling, Usage history monitoring, Air filter status alerts, Intelligent temperature triggers ('Comfy' feature)

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy installation
- 🚀 Convenient remote control
- 🚀 Effective heating and cooling
- 🚀 Quiet operation
- 🚀 Helpful customer support

**What reviewers complain about**

- 🐛 Inconsistent temperature readings
- 🐛 Unreliable scheduling and automation
- 🐛 Connectivity issues
- 🐛 Lack of metric unit support
- 🐛 Confusing interface and controls

**Reported bugs**

- App frequently loses connection to unit
- Schedules not working as expected
- Temperature calibration issues
- Inconsistent behavior between app, remote, and unit

**Requested features**

- Add Celsius temperature option
- Improve scheduling functionality (set on and off times)
- Integrate remote temperature sensor
- Provide energy usage monitoring
- Allow multiple user accounts


## Frequently asked questions

### Is B free?

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

### Is MRCOOL SmartHVAC free?

MRCOOL SmartHVAC is free to download, with no in-app purchases.

### Which has better reviews, B or MRCOOL SmartHVAC?

B is rated higher. B averages 4.7 out of 5 from 337K ratings, while MRCOOL SmartHVAC averages 4.7 from 12K ratings.

### Do B or MRCOOL SmartHVAC have ads?

Neither B nor MRCOOL SmartHVAC shows ads.

### Which is updated more often, B or MRCOOL SmartHVAC?

B ships an update every 6 weeks, and MRCOOL SmartHVAC every 4 weeks. Most recently, B was updated on November 11, 2026 and MRCOOL SmartHVAC on November 11, 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.*