Compare software

NextChatOpen WebUI
Freemium

The client is free and open source; the optional hosted model access is pay-as-you-go.

 Freemium

Free to self-host. The project sells an enterprise plan with support and branding rights.

Windows, macOS, Linux, Android, iOS, Web, Self-hosted Self-hosted, Web
  • One interface for many model providers
  • Apps for desktop and mobile as well as the web
  • One interface for local Ollama models and any OpenAI-compatible API
  • Document upload and retrieval so you can ask questions about your own files
  • Needs a model provider or the paid hosted service to be useful
  • Does not run models locally by itself
  • The licence adds a branding condition, so it is not plain BSD
  • It is a server you have to run, update and secure yourself
Downloadable app, Web application, Self-hosted, Hosted service Self-hosted, Web application
Open source Not stated if open source
License: MIT License: Open WebUI License, based on BSD-3-Clause with a branding clause
Not stated if an account is needed No account needed
Needs internet Works offline

Checked September 23, 2026

Checked September 21, 2026

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