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, Claude and Perplexity.

filter to find the best alternatives

Lumo by Proton alternatives are mainly AI Chatbots, but if you're looking for Large Language Model (LLM) Tools or AI Writing 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
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Alternatives list

  1. Locally AI icon
     2 likes

    Run Llama, Gemma, Qwen, DeepSeek, and more locally on your iPhone, iPad, and Mac. Offline. Private. No login. Optimized for Apple Silicon.

    14 Locally AI alternatives

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Mac
    • iPhone
    • iPad
    Good alternative?
     
  2. LongCat icon
     1 like

    LongCat.chat is Meituan’s next-generation large language model (LLM) service, designed for fast, multi-modal, and production-ready AI interactions. It combines cutting-edge efficiency with broad capabilities across text, image, audio, and video.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Online
    Good alternative?
     
  3. Operit AI icon
     1 like

    📱 The first fully functional, standalone AI assistant for mobile devices with powerful tool-calling capabilities 📱

    70 Operit AI alternatives

    Cost / License

    Platforms

    • Android
    Good alternative?
     
  4. HIX AI icon
     1 like

    An all-in-one AI platform that combines advanced writing, research, image, video, and productivity tools to help individuals, teams, and enterprises create, communicate, and work more efficiently.

    55 HIX AI alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    • Google Chrome
    • Microsoft Edge
    • Windows
    • Mac
    Good alternative?
     
  5. AI Hub icon
     4 likes

    All your AI assistants, beautifully together. Privacy-first, open-source, and completely customizable.

    29 AI Hub alternatives

    Cost / License

    Application type

    Platforms

    • Android
    • F-Droid
    Good alternative?
     
  6. Tencent Yuanbao is an AI-powered platform developed by Tencent that provides researchers, developers, and enthusiasts with tools to simulate, experiment with, and interact with large language models. It offers simplified transformer-based LLM simulations designed to make complex...

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • Android
    Good alternative?
     
  7. Maple AI icon
     2 likes

    End-to-end encrypted AI assistant supports private document and image uploads, live camera integration, cross-device chat sync, open-source model choices, secure note-taking, confidential computing, and privacy for sensitive legal, financial, or wellness discussions.

    Cost / License

    • Freemium
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Linux
    • Online
    • iPhone
    • iPad
    • Software as a Service (SaaS)
    Good alternative?
     
  8. Reka icon
     2 likes

    Reka.ai is a multimodal AI platform that builds advanced models from scratch, enabling agents that can see, hear, and reason across text, images, audio, and video—deployable anywhere from lightweight devices to enterprise systems.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    • US flagUnited States
    Reka screenshot 1
    Good alternative?
     
  9. ExpressAI icon
     8 likes

    Have a truly private AI conversation with powerful models and compare results. Brainstorm, create, and analyze without compromising your data.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    • VG flagBritish Virgin Islands
    ExpressAI screenshot 1
    Good alternative?
     
  10. Assistral icon
     2 likes

    Assistral is a simple WebView wrapper for Mistral Le Chat. It blocks all URLs which are not essential for functioning.

    Cost / License

    Platforms

    • Android
    • F-Droid
    Good alternative?
     
  11. AI Chat Studio by Code Storez is an enhanced, multi-model AI conversation interface designed to provide a unified workspace for interacting with various top-tier artificial intelligence models.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    Good alternative?
     
  12. KamuAI icon
     Like

    Privacy-focused AI chat assistant compatible with Windows, Mac, and Linux. Operates completely offline or with EU-hosted models, never uploads data, keeps chats secure, supports multiple tabs, prompt libraries, organized conversations, and flexible usage-based pricing.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Windows
    • Mac
    Good alternative?
     
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