mp3 , 1 month ago Something like Briar could be used to exchange messages between devices over Bluetooth, but it still end up using a fair amount of battery which is a problem when you don't have access to a reliable power grid, and it's Android-only..
Something like Briar could be used to exchange messages between devices over Bluetooth, but it still end up using a fair amount of battery which is a problem when you don't have access to a reliable power grid, and it's Android-only..