List social networking like switter.at that also have dm and I can use for free

Here are some social networking platforms similar to Switter that offer direct messaging (DM) features and are free to use:

**Mastodon**: A decentralized social network where users can interact across various servers. It offers DM capabilities and is free to use.

**Twitter**: While it has undergone some changes, Twitter (now known as X) still allows users to send direct messages to one another. A basic account is free.

**Tumblr**: Known for its blogging features, Tumblr also provides messaging capabilities, allowing users to DM each other.

**Discord**: Originally designed for gamers, Discord has grown into a broad community platform. It includes direct messaging and is free to use, though some features are available through paid subscriptions.

**Reddit**: While mainly a forum-style platform, Reddit allows users to message each other directly, although the DM functionality is somewhat limited compared to traditional social networks.

**LinkedIn**: Primarily for professional networking, LinkedIn allows users to connect and send direct messages to one another. A basic account is free.

**Facebook**: A widely-used social network where users can send DMs through Messenger, free to use with an account.

**Signal**: While mainly a messaging app, Signal has community features that allow users to connect and DM each other in a more private setting.

**Telegram**: Mostly a messaging app, Telegram also allows channel and group creation, which can facilitate social networking. Users can send DMs as well.

**Snapchat**: Primarily a messaging and social media platform where users can DM each other through ephemeral messages and stories.

Always be sure to review the privacy policies and features of each platform to determine which best meets your needs.