AirChat - Local Messaging

AirChat enables secure, private communication with users on the same WiFi network without requiring an internet connection. Designed for privacy-conscious individuals, businesses, and teams who need reliable local network communication.

CORE FEATURES

• Instant Messaging
Send and receive text messages in real-time over your local WiFi network. All communication happens directly between devices without cloud servers.

• Rich Media Sharing
Share photos, videos, documents, and voice messages seamlessly. Support for images, videos, PDFs, and various file formats.

• Voice Messaging
Record and send high-quality voice messages with a simple hold-to-record interface. Perfect for quick audio communication.

• Automatic Peer Discovery
Automatically discover other AirChat users on your network using mDNS/Bonjour technology. No manual IP address configuration required.

• Offline-First Design
Once authenticated, the app works completely offline. Perfect for areas with limited internet connectivity or when you need guaranteed communication without data charges.

• User Profiles
Customize your profile with a display name, avatar, and bio to personalize your presence on the network.

• Message Status Indicators
Track message delivery and read status with clear indicators. Know when your messages have been delivered and read.

• Encrypted Local Storage
All your messages and media are stored in an AES-256 encrypted local database on your device, ensuring your data remains private.

IDEAL FOR

• Educational Institutions
Teachers and students can collaborate in classrooms without internet requirements or distractions from external messaging apps.

• Business & Enterprise
Teams in offices, warehouses, or field locations can communicate reliably over local WiFi networks without depending on cellular service.

• Events & Conferences
Attendees can network and share information at venues with WiFi access, even when internet connectivity is limited.

• Privacy-Conscious Users
Individuals who prefer local communication without messages passing through third-party servers or being stored in the cloud.

• Remote & Rural Areas
Communities with limited internet infrastructure can communicate effectively over shared WiFi networks.

HOW IT WORKS

1. Sign in with your Google account (one-time setup, requires internet)
2. Connect to any WiFi network
3. Automatically discover nearby users on the same network
4. Start chatting instantly with end-to-end local communication

PRIVACY & SECURITY

• No Cloud Storage: Messages remain on your device only
• Local Encryption: AES-256 encrypted database
• No Ads or Tracking: Your conversations are private
• No Data Mining: We don't analyze or monetize your messages
• Minimal Data Collection: Only essential authentication data

PERMISSIONS EXPLAINED

• Location: Required by Android for WiFi network scanning (not used for tracking)
• Camera: Take photos to share in conversations
• Microphone: Record voice messages
• Storage: Save and share media files
• Local Network Access: Discover peers and establish connections

TECHNICAL DETAILS

• Protocol: WebSocket-based peer-to-peer communication
• Discovery: mDNS/Bonjour service discovery
• Supported Media: Images (JPEG, PNG), Videos (MP4), Documents (PDF, DOC, TXT)
• Voice Format: AAC compression for efficient audio
• Authentication: Google OAuth 2.0

IMPORTANT NOTES

• All users must be on the same WiFi network to communicate
• Initial sign-in requires internet connection
• Messages are not end-to-end encrypted during transmission (use on trusted networks)
• No content moderation - users are responsible for shared content

FUTURE PREMIUM FEATURES

We're planning optional subscription features including:
• Group chat with multiple participants
• Enhanced file sharing with larger file sizes
• Priority support and advanced features

Download AirChat today and experience truly local, private messaging.