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SillyTavern vs RPClient: catalog facts
SillyTavern	RPClient
Free Free and open source under the AGPL. You pay only for whatever model backend you connect…	Free Free and open source under the MIT licence; model API costs are separate.
Windows, macOS, Linux, Self-hosted	Android
Deep prompt control: character cards, lorebooks, world info, author's notes and templates Connects to local runners as well as commercial APIs	Supports tavern-style character cards and lorebooks Group chats with several characters
A front end only; you must supply a model backend Setup involves Node or Docker rather than an installer	Needs an LLM API to generate replies Android only
Self-hosted	Downloadable app
Open source	Open source
License: AGPL-3.0	License: MIT
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.