Lumo by Proton Alternatives

Lumo by Proton is described as 'Privacy-first AI assistant with zero-access encryption, no logging or profiling, open-source code, and user-controlled conversations, subject to GDPR regulations' and is a very popular AI Chatbot in the ai tools & services category. There are more than 100 alternatives to Lumo by Proton for a variety of platforms, including Web-based, Android, Mac, Windows and iPhone apps. The best Lumo by Proton alternative is ChatGPT, which is free. Other great apps like Lumo by Proton are DeepSeek, Mistral Vibe, Perplexity and Google Gemini.

filter to find the best alternatives

Lumo by Proton alternatives are mainly AI Chatbots, but if you're looking for AI Writing Tools or Large Language Model (LLM) Tools you can filter on that. Other popular filters include Open Source. These are just examples - use the filter bar below to find more specific alternatives to Lumo by Proton.
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Alternatives list

  1. Goose OSS icon
     18 likes

    An open-source platform for seamless automation in engineering tasks, providing local execution and control. Customizable with any LLM for enhanced autonomy, enabling developers to efficiently handle debugging to deployment tasks while preserving privacy.

    130 Goose OSS alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
     
  2. Khoj icon
     42 likes

    Open-source app offers local or cloud AI chat with major LLMs, advanced semantic search, automation, personal newsletters, document indexing, image generation, and text-to-speech. Access from web, Obsidian, Emacs, desktop, mobile, or messaging platforms.

    23 Khoj alternatives

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • Self-Hosted
    • Python
    • Homebrew
    • Docker
     
  3. Provides AI-powered writing tools, image generation, Genmoji, and memory movies; enhances Siri with deeper context and actions; integrates ChatGPT for complex tasks; prioritizes on-device processing for privacy; unifies features across Apple devices with Private Cloud Compute.

    175 Apple Intelligence alternatives

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Mac
    • iPhone
    • iPad
     
  4. Kimi icon
     13 likes

    AI assistant supports complex math, coding, image understanding, and reasoning with up to 128k token processing, short and long chain-of-thought tasks, visual and text input, accurate benchmarks, self-learning ability, and reinforcement learning for improvement.

    96 Kimi alternatives

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
    • Android
    • iPhone
    • iPad
    • Android Tablet
    • Google Chrome
     
  5. Together Chat icon
     15 likes

    Together Chat is a next-generation consumer app designed to let you interact seamlessly with today's most popular open-source models, including free access to DeepSeek R1, securely hosted in the North America.

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Online
    • Software as a Service (SaaS)
     
  6. Maid (AI) icon
     14 likes

    Maid is a cross-platform Flutter app for interfacing with GGUF / llama.cpp models locally, and with Ollama and OpenAI models remotely.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • Android Tablet
    • F-Droid
     
  7. LlamaGPT icon
     28 likes

    LlamaGPT is a chatbot that provides a ChatGPT-like experience, with no data leaving your device.

    Cost / License

    • Free
    • Proprietary (MIT)

    Platforms

    • Software as a Service (SaaS)
     
  8. Private GPT icon
     34 likes

    Ask questions to your documents without an internet connection, using the power of LLMs. 100% private, no data leaves your execution environment at any point. You can ingest documents and ask questions without an internet connection!

    285 Private GPT alternatives

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
     
  9. Open R1 icon
     13 likes

    Open R1 is a community-driven, open-source initiative aimed at replicating the advanced AI capabilities of DeepSeek-R1 through transparent methodologies.

    118 Open R1 alternatives

    Cost / License

    Platforms

    • Self-Hosted
    • Python
     
  10. Odysseus icon
     11 likes

    Self-hosted AI workspace offering chat, tool use, and autonomous agent support. Enables email and research tasks securely on user hardware, keeps all data local, requires no external servers, and provides customizable AI workflows for privacy-focused environments.

    6 Odysseus alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Self-Hosted
    • Docker
     
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