Archive — US — techcrunch
Jack Dorsey’s Bluetooth messaging app Bitchat now on App Store
Jack Dorsey's Bluetooth messaging app Bitchat is now available on the iOS App Store, allowing users to send messages without Wi-Fi or cellular data. While it offers a minimal interface, security concerns have been raised regarding impersonation risks. Bitchat builds on existing Bluetooth messaging technologies used in scenarios like concerts or crisis situations but has not undergone external security review.
Key points
- Bitchat is a Bluetooth-based messaging app launched by Jack Dorsey.
- It allows messaging without internet by using Bluetooth mesh networks within 100 meters.
- The app has a minimal user interface and no login required.
- Previous Bluetooth messaging apps have been used in emergencies and protests.
- Concerns about security and impersonation have been raised by experts.
- Dorsey admitted Bitchat hasn't undergone external security review.
- Fake versions of Bitchat are present on Google Play, misleading users.
Why it matters
- Bluetooth messaging apps like Bridgefy have historical significance in protests and crises.
- The demand for offline communication tools has increased, especially during events with poor connectivity.
- Trends by 2025 indicate a growing focus on privacy and decentralized communication platforms.
Bitchat represents a potential shift towards secure, off-grid communication, but unresolved security issues and the presence of fake apps warrant caution for users interested in Dorsey's initiative.