Private LLM: Nucleus

Your Secure Personal Assistant

Free · Designed for iPad

Private LLM: Nucleus is your on-device personal AI assistant. Do brain storming, manage reminders, calendars, get health insights and more. Fully private by design. Private LLM: Nucleus is your intelligent, on-device personal assistant powered by Apple’s Foundation Models framework. It combines advanced natural language understanding with the privacy of full on-device processing, ensuring your data never leaves your device. No Internet. No login. No data collection. Seamless Integration Across Your Day Nucleus connects deeply with Calendars, Reminders, Health, Maps, and Weather, helping you stay organized, aware, and productive. • Manage and update reminders and calendar events. • Track health data and view trend charts. • Get directions, routes, and travel times. • Stay informed with live weather updates and daily summaries. Daily Kickstart Each time you open Nucleus, you’re greeted with a personalized Daily Kickstart, a complete snapshot of your day that includes: • Weather conditions and outfit suggestions. • Today’s reminders and upcoming calendar events. • Directions to your destinations. Personal Space Give Nucleus a mind of its own. Ask it to remember anything, a thought, an idea, a task, or a fact and recall it anytime. You can even add documents and later ask questions or recall specific details about them, all while staying within your chat. Your personal memory vault, fully private and on-device. Intelligent Conversations Ask Nucleus anything about your integrated data or general topics. It understands context, allowing follow-up questions that feel natural and continuous. Choose Auto Mode to let Nucleus automatically pick the right tools, or use Manual Mode for precise control. Creativity with Image Playground Bring your ideas to life using Image Playground, generate creative visuals directly within Nucleus. Everything is processed privately and on-device, ensuring speed and security. Personalize Your Experience Make Nucleus yours with visual and behavioral customization. • Change chat bubble colors. • Match your app icon to your theme. • Set custom instructions that shape Nucleus’s personality and response style. Siri Integration Use Siri to interact with Nucleus hands-free. Just say “Hey Nucleus” to access reminders, calendars, health data, or general questions, all processed privately, right on your device. Built for Privacy and Performance: Private LLM: Nucleus runs entirely on your device using Apple’s Foundation Models framework. No cloud, no tracking, no data sharing. Just powerful, personal intelligence built for speed, context, and privacy. Nucleus gives you everything you expect from a next-generation AI assistant, integrated tools, personalized insights, private processing, and an elegant experience designed for the Apple ecosystem.

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Introducing Personal Space Your Nucleus just got a memory. Now you can create your own Personal Space, a private memory vault where Nucleus can remember anything you tell it and recall it anytime, all while staying in chat. Store thoughts, notes, ideas, or even documents. Later, just ask Nucleus about them, it will instantly recall the right details, completely offline and on-device. Everything stays private, encrypted, and yours. Also in this update: • Performance improvements and smoother conversations. • Enhanced Daily Kickstart accuracy and personalization. • Minor UI refinements across the app.

The developer, Parth Antala, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary based, for example, on the features you use or your age. Learn More

    The developer has not yet indicated which accessibility features this app supports. Learn More

    • Seller
      • Parth Antala
    • Size
      • 55.9 MB
    • Category
      • Productivity
    • Compatibility
      Requires iOS 26.0 or later.
      • iPhone
        Requires iOS 26.0 or later.
      • iPad
        Requires iPadOS 26.0 or later.
      • Mac
        Requires macOS 26.0 or later and a Mac with Apple M1 chip or later.
      • Apple Vision
        Requires visionOS 26.0 or later.
    • Languages
      • English
    • Age Rating
      13+
      • 13+
      • Infrequent
        Medical Treatment Information

        Contains
        Health or Wellness Topics
    • Copyright
      • © 2025 Parth Antala