fullmoon Alternatives

Apps similar to fullmoon include Lumo by Proton, which is open source with a free version. Other options are ChatGPT, Claude, Google Gemini and Jan.ai. There's no shortage of AI Chatbots like fullmoon, with more than 50 alternatives for the web, Mac, Windows, iPhone and Android.

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Alternatives
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Alternatives list

  1. MLC LLM icon
     3 likes

    MLC LLM is a machine learning compiler and high-performance deployment engine for large language models. The mission of this project is to enable everyone to develop, optimize, and deploy AI models natively on everyone’s platforms.

    67 MLC LLM alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • iPad
    • Python
    Good alternative?
     
  2. Elelem icon
     2 likes

    Elelem is a versatile LLM client that connects seamlessly with OpenAI API compatible services. Effortlessly create and switch between multiple custom prompts to match your needs. Open source and cross-platform, Elelem puts control in your hands with your own API key; without it...

    Cost / License

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    Good alternative?
     
  3. Chapper icon
     1 like

    Chapper is a powerful, privacy-first AI chat client for iPhone and iPad that runs on-device models and connects directly to local LLMs, LM Studio, self-hosted AI servers, and OpenAI-compatible endpoints.

    No accounts. No forced cloud. No subscription.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • iPhone
    • iPad
    Good alternative?
     
  4. Private LLM icon
     2 likes

    Experience the power of AI at your fingertips with Private LLM, AI chatbot that runs on your iPhone, iPad and Mac without needing an internet connection.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Mac
    • iPhone
    • iPad
    Good alternative?
     
  5. HackerAI icon
     2 likes

    HackerAI is an AI-powered penetration testing assistant designed to help users ask, learn, and brainstorm security insights efficiently.

    52 HackerAI alternatives

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
    • Windows
    • Mac
    • Linux
    Good alternative?
     
  6. Paperclip by FireCube (formerly known as Clippy by FireCube) brings back the infamous Clippit companion into your desktop powered by a Large Language Model AI to chat with. The app is completely free to use and open source.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Windows
    Good alternative?
     
  7. cs.AI icon
     5 likes

    An honest AI assistant that grounds answers in real knowledge and live search — no hallucinations, no API key required. Works offline. Open source.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    Good alternative?
     
  8. Enclave AI icon
     3 likes

    Our app brings powerful AI models directly to your device, ensuring that your personal data and conversations stays with you and isn't shared with third parties. All processing is done locally with zero data tracking. No internet needed. Your creativity is the limit.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Mac
    • iPhone
    • iPad
    Good alternative?
     
  9. Otis is an open-source personal AI agent with a native desktop app, an OpenTUI terminal interface, and a headless mode for scripts and CI. Use it for everyday work, from planning a trip and drafting an email to exploring a codebase and fixing a bug.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Mac
    • Linux
    Good alternative?
     
  10. ivx/ai Chat icon
     1 like

    ivx/ai Chat is a lightweight, browser-based chat client designed for users who want total control over their data and their AI interactions. Unlike the vast majority of AI interfaces, it has no backend, no accounts, no analytics, and zero telemetry.

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Self-Hosted
    • Android
    • Google Chrome
    • Mozilla Firefox
    Good alternative?
     
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