Proper messaging when internet access is not possible. For example, if the government cuts the internet completely, you can still connect with those around you, especially for attending gatherings and coordinating.Bridgefy Android app for connecting to the public and private within 100 miles, via Bluetooth and without the need for the Internet. This app was used in Hong Kong protestsNote: As the number of users grows, the network will grow to a larger logarithm and allow for private communication between two kilometers away.The security of this tool is convenient and users’ messages are encrypted, except for messages that are sent as podcasts.Once installed, you will be connected to the Internet and your number will be recorded. Then those who have your number and installed this app on your phone will see you in their contact list and can easily connect with you.Google Play link
https://play.google.com/store/apps/details?id=me.bridgefy.main&glHow to use Bridgefy