The Ultimate
APRS Tracker.
APRS Express is a high-performance APRS client designed for amateur radio operators who demand reliability. Designed for iPhone, iPad, and macOS.
Interface Showcase
Splash Screen
Precision Branding
Station Config
SwiftData Onboarding
Telemetry
Real-time BLE diagnostics
Engineered for the Field.
Optimized for Precision.
APRS Express brings professional-grade Automatic Packet Reporting System (APRS) capabilities to your iPhone, iPad, and Mac. Designed by operators for operators, it bridges the gap between traditional radio hardware and modern mobile technology.
The definitive tool for emergency communications, search and rescue, or everyday ham radio exploration.
Emergency Comms
Reliable tracking when secondary infrastructure fails.
SAR Operations
Precise location reporting for field search teams.
Advanced Features.
High-performance APRS toolset for the modern amateur radio operator.
Universal Connectivity
Seamlessly connect to Mobilinkd TNC2/3/4, Vero VR-N7500, or use Network TNC (TCP/IP) and APRS-IS for global reach.
Advanced Mapping
View real-time station data on high-fidelity Apple Maps or switch to OpenStreetMap for detailed topographic awareness.
Privacy First
Position Ambiguity mode allows you to report your presence while maintaining exact privacy via auto-disabling precision.
The Hardware Stack
Optimized compatibility for leading TNC and radio hardware.
Mobilinkd TNC Series
Supports TNC2, TNC3, and TNC4 via Bluetooth KISS.
- Ensure blue LED is flashing
- Set Connection Mode to 'Mobilinkd'
- Automatic pairing handshake
Privacy Policy
Last Updated: May 4, 2026
APRS Express ("the Application") is committed to protecting your privacy. This Privacy Policy describes how your information is collected, used, and safeguarded.
1. Data Collection
APRS Express is designed with a "Privacy First" philosophy.
Personal Data: We do not collect, store, or transmit any PII to our own servers. App Store/Apple ID data is managed entirely by Apple Inc.
Beta Testing Data Collection
For testing purposes, we collect your Full name, Callsign, Apple ID email, Primary hardware setup, and primary testing device. This data is used only for TestFlight invitations.
Station Data: Callsigns and SSIDs are stored locally only for network identification purposes.
6. Contact Us
If you have any questions, please contact the developer:
Dexter Mobley (N2PWG)
info@herdofcats.org