Cloak AI - Local AI Assistant

Androix

About this app

Looking for a smarter AI assistant that respects your privacy?

Cloak AI brings artificial intelligence directly to your Android device. Chat, build better prompts, summarize documents, draft emails, polish writing, analyze photos, and care for houseplants—with models running locally on your phone.

Once your preferred model is downloaded, supported AI tasks can run without an internet connection. When using local models, AI processing happens directly on your device.


WHY ON-DEVICE AI MATTERS

With Cloak AI, AI processing runs directly on your device hardware using local language and vision models:
• Local AI Processing: When using local models, AI inference happens directly on your phone.
• Offline Productivity: Use AI on flights, during commutes, or in areas without cell service.
• No Account Required: Start chatting and writing immediately without mandatory sign-ups.


KEY CAPABILITIES

💬 PRIVATE AI CHAT
Ask questions, brainstorm ideas, outline projects, and learn new topics. Enjoy on-device streaming responses with the ability to stop or restart generation at any time.

🧪 AI PROMPT LAB (NEW IN 26.2.0)
Get better results from AI without being a prompt expert.
• Turn simple thoughts into detailed, well-structured prompts.
• Choose your desired tone, target audience, and output format (bullet points, step-by-step, code, JSON).
• Automatically extract customizable placeholder variables like [TOPIC] or [GOAL].
• Save your favorite prompts for quick access whenever you need them.

📄 DOCUMENT & TEXT SUMMARIZER
Turn lengthy articles, study notes, and research documents into clear takeaways.
• Paste text directly or upload documents (PDF, DOCX, TXT, MD).
• Select from Brief, Balanced, or Detailed summary lengths.

✉️ EMAIL & MESSAGE WRITER
Draft thoughtful, professional emails in seconds.
• Choose from tones like Professional, Friendly, Concise, Persuasive, or Casual.
• Create ready-to-send messages complete with subject lines from just a few bullet points.

✍️ TEXT REWRITER & GRAMMAR POLISHER
Polish your writing with 5 preset styles: Formal, Casual, Concise, Creative, and Fix Grammar while preserving your original meaning.

📲 SOCIAL MEDIA CREATOR
Craft engaging posts and captions for LinkedIn, X, Instagram, Facebook, and TikTok with relevant hashtags and platform formatting.

🌿 PLANT CARE & HOUSEPLANT GUIDANCE
Keep your houseplants healthy offline.
• Take or upload a photo to identify plant varieties.
• Get care tips, watering and light suggestions, symptom checks, and pet safety advice.

👁️ PHOTO & IMAGE UNDERSTANDING
Analyze photos and describe scenes directly on device without routing images through external AI servers.

📦 LOCAL MODEL SELECTION
Choose from a collection of popular open-weights models (such as Gemma, Llama, and Qwen) matched to your device hardware.
• Clear RAM guidelines to help you choose the best model for your phone.
• Securely connect your Hugging Face access token to download official gated models.


DESIGNED FOR YOUR EVERYDAY WORKFLOW

Whether you are a student summarizing lecture notes, a professional drafting confidential emails, a creator brainstorming ideas, or someone who values privacy, Cloak AI gives you a versatile AI assistant you can trust.


PRIVACY & ON-DEVICE SECURITY
• On-Device AI: Core inference runs locally on device without routing prompts through third-party AI servers.
• No Account Required: Start using AI immediately without signing in.
• Secure Token Vault: Hugging Face access tokens are stored securely on device.
• Storage Transparency: Manage downloaded models and clear local cache anytime from Settings.


DEVICE REQUIREMENTS
• Android 10 or higher.
• 4GB+ RAM recommended for general text and vision tasks; 6GB+ RAM for larger models.
• An initial internet connection is required to download your chosen model weights.

AI Assistant, Offline AI, Prompt Engineering, AI Writing, Plant Care, Private Chat

What’s new

• AI Prompt Lab: Turn everyday ideas into clear, effective prompts for any AI with custom tone, format, and fill-in options.
• Local Model Library: Download and manage official models using your Hugging Face access token, with recommendations tailored to your device RAM.
• Responsive Task Control: Stop ongoing generation smoothly and start new tasks right away.
• Improved Performance: Smoother token streaming and overall on-device inference stability.