Wilderness Survival Companion

Martin Apps LLC

About this app

Wilderness Survival Companion is your offline-first survival reference and tool. Built for hikers, campers, and outdoor enthusiasts who venture beyond cell service.

SURVIVAL TOOLS
• GPS Compass & Waypoint Tracker — mark camp, car, or water and navigate back
• SOS Morse Flashlight — signal for rescue using your device torch
• Tactical Breathing — guided box breathing for panic and stress
• Trip Plan Generator — create shareable itineraries with emergency contacts
• Pack Checklist — Ten Essentials, day hike, overnight, and winter gear lists
• Water Purification Calculator — boiling, bleach, and iodine dosages (EPA/CDC)
• Shelter Selector — evaluate campsite safety by conditions
• Daylight Estimator — sunrise, sunset, and twilight times by GPS
• Wind Chill & Heat Index — weather danger assessment
• Triage Engine — MARCH protocol emergency prioritization
• Waypoint Photo Cache — attach visual landmarks to saved GPS positions
• Emergency Preparedness Planner — water, shelter, weather, and first-aid tools on one screen

SURVIVAL REFERENCE
• 128+ entries: first aid, foraging, knots, wildlife, signals, navigation, shelter & fire
• Plant identification with lethal lookalike warnings
• Wildlife encounter protocols with deterrents and attack responses
• Knot tying with step-by-step instructions
• Reference photos for wildlife, plants, and knots, each credited to its source

DESIGNED FOR THE FIELD
• Works 100% offline — no internet required
• 4 adaptive color modes: daylight, twilight, night vision, tactical red
• All content sourced from FM 21-76, SAS Survival Handbook, NOLS, CDC, EPA
• Safety disclaimers on all medical and navigation content

Not a substitute for professional wilderness training or emergency services. Call 911 when available.

What’s new

First release on Google Play. Survival reference and field tools for the North American backcountry: plants with toxic lookalikes, knots, wildlife, first aid, water, shelter and fire, navigation, signals, and weather and altitude calculators. Works with no signal.