Apps Related to Private messaging

GNU social is a free and open-source social networking software that empowers users to create decentralized, federated social networks. It offers a privacy-focused platform for public and private communication, emphasizing free speech and user control.

Facebook is a leading social networking service connecting billions of people worldwide. It enables users to share updates, photos, videos, and links with friends and family, discover communities, and access news and entertainment content.

Twitter, now known as X, is a dynamic social platform enabling users to share short messages, engage in real-time conversations, and discover trending topics. It serves as a global town square for news, opinions, and connecting with communities.