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Jack Dorsey's Bitchat: New Bluetooth Messaging App

July 7, 2025
Jack Dorsey's Bitchat: New Bluetooth Messaging App

Jack Dorsey Launches Bitchat: A Decentralized Messaging App

Jack Dorsey, the former CEO of Block and co-founder of Twitter (now X), announced the creation of a new messaging application called Bitchat via a post on X this past Sunday. The name is believed to be a portmanteau of “bit” and “chat,” rather than any other interpretation.

How Bitchat Functions

Bitchat is designed as a messaging app that leverages Bluetooth mesh networks. This allows users to exchange messages even in the absence of Wi-Fi or cellular network connectivity.

Due to inherent constraints in Bluetooth technology, such applications typically have a limited operational range, generally around 100 meters. This makes them particularly useful in scenarios where conventional networks are unreliable, such as locating companions at crowded events like music festivals.

However, Dorsey asserts that Bitchat boasts an expanded range. It achieves this by relaying messages through other users, potentially extending the reach to 300 meters – approximately 984 feet.

Similar Apps and Their Use Cases

The utility of offline messaging apps is demonstrated by Bridgefy, a popular Bluetooth messaging app. It gained prominence during the pro-democracy demonstrations in Hong Kong.

Bridgefy’s ability to operate independently of the internet presented a challenge to Chinese authorities seeking to monitor communications. Both Bridgefy and Bitchat incorporate end-to-end encryption to protect user privacy.

Connections to Decentralized Tech

Interestingly, Bridgefy receives partial funding from Biz Stone, another co-founder of Twitter. Dorsey’s development of Bitchat aligns with his established interest in decentralized technologies.

He is a well-known advocate for Bitcoin and previously initiated the project that evolved into Bluesky while still at the helm of Twitter. It’s important to note that Dorsey is no longer involved with the current operation of Bluesky.

Beta Testing and Release

Dorsey initially made Bitchat available to beta testers through Apple’s TestFlight program. However, the beta program is currently at capacity, having reached its 10,000-user limit.

He indicated on X that the application is presently undergoing review before its official public release.

  • Key Feature: Operates via Bluetooth mesh networks.
  • Range: Claims up to 300 meters (984 feet) through peer relay.
  • Security: Utilizes end-to-end encryption.
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