aprs.me/docs/web/channels.md

Mobile WebSocket Channel

Overview

Real-time packet streaming for iOS/Android mobile applications.

Socket: MobileUserSocket (/mobile, WebSocket only) Channel: MobileChannel

Connection

Mobile clients connect via WebSocket to /mobile:

ws://host/mobile/websocket?vsn=2.0.0

Protocol

See mobile-api.md for the complete message format and protocol specification.

Architecture

The mobile channel receives real-time packet broadcasts from the same PubSub sources as the web LiveView clients:

• StreamingPacketsPubSub — bounds-filtered
• SpatialPubSub — viewport-filtered
• Per-callsign Phoenix PubSub topics

Packets are formatted into a mobile-optimized JSON structure and pushed to connected clients.