Pro-democracy protesters in Hong Kong have been turning to a new app to communicate – one that does not use the internet and is therefore harder for the Chinese authorities to trace.
Hong Kong protesters using Bluetooth Bridgefy app
![](https://news.world.edu/files/2019/09/Bridgefy.jpg)
Pro-democracy protesters in Hong Kong have been turning to a new app to communicate – one that does not use the internet and is therefore harder for the Chinese authorities to trace.