# Bosch Connected Control vs QuietCool Smart Control

The clearest difference is rating: QuietCool Smart Control at 4.7 against Bosch Connected Control's 1.6. QuietCool Smart Control also leads on review sentiment (39% vs 7%) and ratings volume (15K vs 224). On price, update cadence, 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.

QuietCool Smart Control holds the better App Store score, 4.7 against 1.6. That said, the two scores are not equally well evidenced: QuietCool Smart Control has 15K ratings behind it against 224, so its average is the more settled of the two. Written reviews point the same way: 7% of Bosch Connected Control's written reviews are positive against 39% of QuietCool Smart Control's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 16, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Bosch Connected Control | QuietCool Smart Control |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.6 (224 ratings)](https://appshunter.io/ios/app/bosch-connected-control/id1261841660/reviews) | **[4.7 (15K ratings)](https://appshunter.io/ios/app/quietcool-smart-control/id1481132594/reviews)** |
| Number of ratings | 224 | **15K** |
| Positive reviews | 6.9% of reviews | **38.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 35 MB | 145 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bosch Thermotechnik GmbH](https://appshunter.io/developer/456233209) | [QC Manufacturing, Inc](https://appshunter.io/developer/1210475874) |

## What reviewers say

### Bosch Connected Control

[App page](https://appshunter.io/ios/app/bosch-connected-control/id1261841660)

Remotely manage your thermostat's settings and schedules from anywhere. Optimize energy usage by setting vacation modes or adjusting your heating and cooling on the go. Connect multiple thermostats and create custom schedules for maximum comfort with minimal effort.

**Highlights:** Remote thermostat control, Schedule adjustment, Vacation mode, Energy saving, Unlimited thermostat connection, Multiple schedules per thermostat

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Functional app
- 🚀 Works well when connected
- 🔒 Secure device connection

**What reviewers complain about**

- 🐛 Frequent connectivity issues
- 🔍 Unreliable app performance
- 🤯 Frustrating user experience
- 🔄 Constant need to reconnect
- 🗓️ Scheduling issues

**Reported bugs**

- Unable to register account
- App fails to connect to device
- Incorrect device firmware reporting
- Schedules not syncing properly
- Unexplained device disconnections

**Requested features**

- Improved connectivity reliability
- Better app responsiveness
- Easier setup and registration
- Firmware update notifications
- Usage history and analytics


### QuietCool Smart Control

[App page](https://appshunter.io/ios/app/quietcool-smart-control/id1481132594)

Manage your QuietCool attic fans remotely. Adjust fan speed, set run times, and monitor attic temperature and humidity. Utilize Smart Mode for automated adjustments and create custom presets for effortless control. View detailed analytics on fan performance and environmental conditions.

**Highlights:** Control fan speed, Set fan run times, View temperature and humidity, Enable Smart Mode, Add custom presets, View analytics

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Works smoothly and reliably
- 👍 User-friendly and intuitive interface
- 🚀 Easy setup and installation
- 👍 No account required
- 🚀 Impressive Bluetooth range

**What reviewers complain about**

- 🐛 Connectivity issues after app updates
- 🔒 Limited remote access (Bluetooth-only)
- 🐛 Pairing issues with multiple devices
- 🐛 Bugs with smart mode and temperature settings
- 🐛 Unreliable WiFi connectivity

**Reported bugs**

- Firmware updates breaking existing functionality
- Inconsistent behavior with temperature and humidity settings
- Inability to stay connected after pairing a new device
- App failing to recognize the fan after updates

**Requested features**

- Add 'Quiet' mode to turn off fan during specified hours
- Integrate with weather data or allow time-of-day control
- Provide temperature/humidity history and trending
- Enable remote monitoring and control via WiFi or internet
- Allow multiple users to control the same fan


## Frequently asked questions

### Is Bosch Connected Control free?

Bosch Connected Control is free to download, with no in-app purchases.

### Is QuietCool Smart Control free?

QuietCool Smart Control is free to download, with no in-app purchases.

### Which has better reviews, Bosch Connected Control or QuietCool Smart Control?

QuietCool Smart Control is rated higher. Bosch Connected Control averages 1.6 out of 5 from 224 ratings, while QuietCool Smart Control averages 4.7 from 15K ratings.

### Do Bosch Connected Control or QuietCool Smart Control have ads?

Neither Bosch Connected Control nor QuietCool Smart Control shows ads.

### Which is updated more often, Bosch Connected Control or QuietCool Smart Control?

Bosch Connected Control ships an update every 2 months, and QuietCool Smart Control every 2 months. Most recently, Bosch Connected Control was updated on September 16, 2026 and QuietCool Smart Control on September 24, 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.*