# Dearest - [Introduction](https://docs.dearest.app/index.md): Welcome to Dearest. - [Philosophy](https://docs.dearest.app/philosophy.md): Why we built Dearest and what guides our decisions. - [Core systems](https://docs.dearest.app/core-systems.md): The building blocks that make your companion feel alive. - [Platforms](https://docs.dearest.app/chat/platforms.md): Chat with your companion on your favorite messaging app. - [Capabilities](https://docs.dearest.app/chat/capabilities.md): What you can send and receive in conversations with your companion. - [Sticky Note](https://docs.dearest.app/chat/sticky-note.md): A small shared note your companion keeps in view while you talk. - [Selfies](https://docs.dearest.app/chat/selfies.md): Ask your companion to send you a photo of themselves, or of the two of you together. - [Journal](https://docs.dearest.app/chat/journal.md): Your companion's private reflections on your conversations. - [Deleting messages](https://docs.dearest.app/chat/deleting-messages.md): Delete the last message from both the chat and your companion's memory. - [FAQ](https://docs.dearest.app/chat/faq.md): Common questions and tips for getting the most out of your companion. - [Overview](https://docs.dearest.app/presence/overview.md): Share your real-life activities with your companion through Presence. - [Spotify](https://docs.dearest.app/presence/spotify.md): Share what you're listening to on Spotify with your companion. - [Screen sharing](https://docs.dearest.app/presence/screen-sharing.md): Share what you see in your browser with your companion. - [Plans & billing](https://docs.dearest.app/plans-and-billing.md): Understand Dearest's subscription plans, message limits, and how to manage your billing. This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.