Compare software

RPClient vs HammerAI: catalog facts
RPClient	HammerAI
Free Free and open source under the MIT licence; model API costs are separate.	Freemium Chat is free with local and cloud models; paid plans are listed on the pricing page.
Android	iOS, Web
Supports tavern-style character cards and lorebooks Group chats with several characters	Local models through Ollama in the desktop app Messages stored only on your computer by default
Needs an LLM API to generate replies Android only	Focused on roleplay rather than general productivity Desktop platforms supported are not stated on the homepage
Downloadable app	Downloadable app, Web application
Open source	Closed source
License: MIT	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

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