# B-Sync — Brizl & Buenofe IoT Control

> Brizl & Buenofe IoT Control (iPhone/iPad app by IN&OUT Co.,Ltd..)

- Source: https://appshunter.io/ios/app/b-sync/id6783921705 (this page in markdown: same URL + `.md`)
- Developer: [IN&OUT Co.,Ltd.](https://appshunter.io/developer/6783921917)
- Category: Utilities, Lifestyle
- Price: Free
- Age rating: 4+
- Requires: iOS 13.0 · 31 MB
- Languages: American English
- Released: 2026-08-06
- Data updated: 2026-09-15
- User reviews in markdown: https://appshunter.io/ios/app/b-sync/id6783921705/reviews.md

## What is B?

A unified control solution that brings Brizl and Buenofe together in one app.

Seamlessly connect and manage your indoor and outdoor environments with a single application.

Key Features

1. Real-Time Environment Monitoring

• Carbon Monoxide (CO) Monitoring
Monitor real-time carbon monoxide (CO) levels in ppm and instantly recognize potential risks through intuitive values and color indicators.

• Temperature & Humidity Monitoring
View the current temperature and humidity together on the main screen for a complete overview of your environment.

2. Device Status & Power Management

• Battery Status
Check the remaining battery level of your device in percentage (%) for reliable operation.

• Remote Power Control
Turn your device on or off remotely using the app.

3. Personalized Alarm Settings

• Alarm Threshold Settings
Choose from four sensitivity levels to configure the CO alarm threshold according to your environment.

• High Temperature Alarm
Enable or disable high-temperature alerts in addition to CO monitoring.

• Sound Test
Remotely test the device's alarm speaker directly from the app.

4. Display & Unit Options

• Display Brightness Control
Adjust the display brightness from Level 1 to Level 4 for comfortable viewing day or night.

• Temperature Unit
Switch freely between Celsius (°C) and Fahrenheit (°F).


## Version history (last 5 releases)

### Version1.0.77 — 2026-09-14

Internal diagnostics update to help us investigate the Bluetooth connection issue — no visible changes in this version

### Version1.0.77 — 2026-09-14

Internal diagnostics update to help us investigate the Bluetooth connection issue — no visible changes in this version

### Version 1.0.73 — 2026-09-10

- Fixed an issue where turning the CO detector's power on/off from the detail or home screen wasn't reflected on the device
- Fixed an issue where the app didn't detect the device being turned back on via its physical power button — now works correctly even in the background or after closing the app
- Improved response speed when turning the device on from the app
- Fixed an issue where home screen device cards didn't update after viewing and returning from a device's detail screen
- Security enhancement: an account can now only be signed in on one device at a time. Signing in on a new device automatically signs out the previous one
- Other stability improvements

### Version 1.0.70 — 2026-08-20

- Fixed CO Detector power on/off from the device detail screen not always reaching the device
- Fixed the app not detecting when the device was turned back on using its physical power button
- Other stability improvements

### Version1.0.69 — 2026-08-18

- Fixed CO Detector power on/off from the device detail screen not always reaching the device
- Fixed the app not detecting when the device was turned back on using its physical power button
- Other stability improvements

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-15.*