PrivateChat AI: Ollama & LLM
Local Models. No Cloud Needed.
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
NEW: 10 expert personas — engineer, tutor, coach, chef and more. Apple's built-in AI + community models. 100% private, 100% on-device.
Chat with AI — 100% private, 100% on your device.
PrivateChat AI runs powerful language models directly on your iPhone. No cloud servers, no accounts, no data collection. Your conversations never leave your device.
HYBRID AI ENGINE
On iPhone 16 and newer (iOS 26+), PrivateChat AI uses Apple's built-in AI — ready instantly, no downloads needed. On older devices, choose from top community models like Llama, Gemma, and Qwen that run entirely on your phone.
10 EXPERT PERSONAS
Tap an expert and start chatting instantly. Each one comes with a tailored system prompt so you get focused, on-topic answers:
- Senior Software Engineer
- Creative Writing Mentor
- Mathematics Professor
- Financial Advisor
- Personal Fitness Trainer
- Life Coach
- Travel Consultant
- Child Development Specialist
- Multilingual Translator
- Japanese Cuisine Chef
KEY FEATURES
- Fully offline after setup — no internet required
- Streaming responses in real-time
- Conversation history — create, rename, organize
- Markdown and code block formatting with syntax highlighting
- AI Memory — teach the AI facts about you that persist across conversations
- Beautiful, intuitive chat interface
FREE TIER
- Apple Foundation Models (iOS 26+) or one community model
- 20 messages per day
- All 10 expert personas
- Full conversation history
PRO (one-time)
- Unlimited messages — no daily cap
- Unlimited community model downloads
- Custom system prompts — shape AI behavior your way
- Chat export (Markdown and plain text)
- Remove all ads
YOUR PRIVACY MATTERS
- Zero data collection
- No accounts or sign-ups
- No analytics or tracking
- All processing happens on-device
- Works completely offline
Perfect for:
- Private conversations you don't want in the cloud
- Writing assistance without sharing your work
- Learning and brainstorming on the go
- Coding help that stays on your device
Download PrivateChat AI and experience truly private AI.
Terms of Use: https://www.cong-le.com/terms.html
Privacy Policy: https://www.cong-le.com/privacy.html
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Fixed a bug where the daily message limit could stop resetting, leaving some free users unable to send new messages. The counter now resets correctly at midnight, and affected devices recover automatically on first launch of this update.
The developer, Cong Le, 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.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Cong Le
- Size
- 17.6 MB
- Category
- Entertainment
- Compatibility
Requires iOS 18.0 or later.
- iPhone
Requires iOS 18.0 or later. - Mac
Requires macOS 15.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 2.0 or later.
- iPhone
- Languages
English and 17 more
- English, Arabic, Dutch, French, German, Hindi, Indonesian, Italian, Japanese, Korean, Polish, Portuguese, Russian, Simplified Chinese, Spanish, Swedish, Traditional Chinese, Turkish
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- PrivateChat AI Pro $3.99
- Copyright
- © 2026 TEAMCONG