As we all know, most of the popular chat applications like Facebook and WebSab require a connection to the Internet to use and send messages, but sometimes you may need to communicate with someone close to you, not just a few meters apart, like one of your neighbors or colleagues at work or in the department, You do not have an Internet connection. To solve this problem, you can use one of the chat applications running on the Bluetooth app stores. Firechat
The Firechat application allows you to connect to anyone around you without the need to connect to the Internet, which depends entirely on the Bluetooth or mobile phone point of the phone to connect the phones, and is available free of charge for Android and ios, and also beautiful in the application that allows you to create groups to chat with several people in One is that it encrypts all messages so that only the recipient can read the message to protect your privacy and that someone is spying on you.
And the way to use it is very simple where you do is just install the application on your phone and the other phone and have been linked either via Bluetooth or Wi-Fi and when you open the application will notice the appearance of the phone in the list of active people.