Dorsey admitted that his new messaging app had not been reviewed or tested for security issues prior to its launch.

Bitchat offers decentralised, Bluetooth-based messaging with encrypted, ephemeral chats, requiring no internet or personal data.

Jack Dorsey, Twitter's creator, launched BitChat, an offline messaging app using Bluetooth. Messages reach users through a chain communication tech, even across multiple devices.

Jack Dorsey, Twitter's co-founder, has launched a new peer-to-peer messaging app that operates entirely over Bluetooth and promises encrypted, ephemeral chats.

Jack Dorsey has announced bitchat, a new experimental peer-to-per messaging app that doesn’t require the internet or even an account to work.