# BtChat

> Bluetooth device OTA upgrade utility for firmware updates. (iPhone/iPad app by RAYSHINE TECHNOLOGY CO., LIMITED.)

- Source: https://appshunter.io/ios/app/btchat/id1308743277 (this page in markdown: same URL + `.md`)
- Developer: [RAYSHINE TECHNOLOGY CO., LIMITED](https://appshunter.io/developer/1776975021)
- Category: Utilities
- Price: Free
- Rating: 1.00/5 from 2 App Store ratings
- Age rating: 4+
- Requires: iOS 9.0 · 1 MB
- Languages: English
- Released: 2017-11-10
- Data updated: 2026-06-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/btchat/id1308743277/reviews.md

## What is BtChat?

这是一个用APP对蓝牙设备实现空中升级的项目，手机开启系统蓝牙，打开APP搜索到指定类型蓝牙模块后，成功连接该蓝牙模块即可选择是否对蓝牙模块进行OTA升级。界面主要显示搜索到的蓝牙设备，以及升级过程的进度，给蓝牙模块提供升级服务，发送升级所需要的数据

## Key features

- Bluetooth device search and connection
- Over-the-air (OTA) firmware upgrades
- Progress monitoring for upgrades
- Support for specific Bluetooth module types
- User-friendly interface


## Frequently asked questions about BtChat

### What is BtChat used for?

BtChat is a utility application designed to perform over-the-air (OTA) firmware upgrades for compatible Bluetooth devices. It allows you to connect to specific Bluetooth modules and initiate firmware updates directly from your smartphone.

### Is BtChat free to use?

Yes, BtChat is available for free. The provided data indicates it is a free application with no associated costs for download or use.

### What devices does BtChat support?

BtChat is supported on iPhone and iPod devices. The app is designed to run on iOS operating systems.

### How does BtChat handle Bluetooth connections?

BtChat allows you to enable your phone's system Bluetooth to search for and connect to specific types of Bluetooth modules. Once connected, you can proceed with the OTA upgrade process.

### Does BtChat have ads?

Based on the provided information, BtChat does not contain advertisements. The app is listed as free and does not indicate the presence of ads.

### What is the age rating for BtChat?

BtChat has an age rating of 4+. This indicates it is suitable for users aged four and older.

### How often is BtChat updated?

The last update for BtChat was on November 10, 2017, with version 1.0.1. This suggests that updates may not be frequent.

### What is the user feedback on BtChat?

BtChat has received 2 ratings with an average of 1.0 stars. This indicates a very low user satisfaction based on the available feedback.

## Version history (last 1 release)

### 1.0.1 — 2017-11-10

Apple 已更新此 App 以显示 Apple Watch App 图标。

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## More apps by RAYSHINE TECHNOLOGY CO., LIMITED

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All apps by RAYSHINE TECHNOLOGY CO., LIMITED: https://appshunter.io/developer/1776975021

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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 2026-06-10.*