"Mayday Mayday Mayday" β your callsign Γ 3 β position β nature of distress β souls aboard β any other info β "Over"
Pan-Pan (Urgency, Non-Life)
"Pan-Pan Pan-Pan Pan-Pan" β your callsign β position β nature of urgency β assistance needed β "Over"
FRS NW Indiana Best Practice
Ch1 (462.5625) primary calling. State location first. Say "Break" to interrupt an active conversation for emergency. Ch7 for coordinated emergency response.
Porter County Emergency Numbers
911Emergency
Sheriff (non-emergency)219-477-3000
Indiana State Police219-696-6242
Feature Discovery
Add free map layers, data overlays, and API-powered tools β no subscription required.
App
If the button above doesn't appear, use your browser menu β "Add to Home Screen" or "Install App".
API Keys
Enter your Mapbox token to unlock Mapbox satellite and streets layers.
Mapbox Token β mapbox.com
Map
Units
Keep Screen On
Map Rotation
Allow map to rotate with compass heading
Scale Bar
Show distance scale on map
Crosshair
Show center crosshair at all times
Offline Maps
NW Indiana Cache
Lake + Porter + LaPorte counties, z1β12
Tap to check storage
Display
Coordinate Format
Default Map Layer
Show Compass on Map
Show Speed in Walk Mode
Night Mode
Red filter for dark-adapted vision
Cross-Device Sync
Sync ID β share this between your devices
Use existing Sync ID from another device
Auto-sync Wiki, Guides & Waypoints
Pushes changes to cloud as you make them
Not configured
Radio
Callsign
Your FRS/GMRS or amateur callsign
Home Frequency
Primary channel/freq to monitor
GPS & Navigation
High Accuracy GPS
More precise, uses more battery
Auto-Recenter in Walk Mode
Keep you centered on map while walking
GPS Update Interval
How often position refreshes
Magnetic Declination Offset
Manual correction in degrees (NW Indiana β -3Β°)
Auto-save Breadcrumb Track
Record GPS trail automatically when moving
Min Accuracy Filter
Ignore GPS points with accuracy worse than
Compass & Sensors
Compass Smoothing
Higher = smoother but slower response
Show Bearing on Map
Display your heading in the map info bar
Vibrate on North
Haptic pulse when pointing within 5Β° of north
AI Assistant
Default Mode
Response Length
Auto-save conversations
Save each chat to history automatically
Safety & Emergency
Emergency Contact Name
Emergency Contact Phone
Medical Notes (stored locally only)
Notifications
Hike Reminders
Remind every 2 miles or 60 min to hydrate
Severe Weather Alerts
Notify when NWS issues warning near you
Earthquake Alerts
Notify for M3.0+ events in Great Lakes region
Indiana Hunting & Fishing Seasons
About
Version
0.5.0
Service Worker
Checking...
New conversation
History
Photo ready β add a description or send
π Permissions Required
Grant these so location sharing and walkie-talkie work.
π Location
Not checked
π Microphone
Not checked
π₯ Online Status
ian
zac
πͺͺ Your Identity
You are:
Share my location
Posts GPS every 15s
π¬ Text Chat
π» Push-to-Talk
Release to send
Street View
π₯€ Drink water Β· Mark your location Β· Check weather