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• New Plan tab: an Emergency Preparedness Planner that puts water purification, shelter, weather, daylight and first-aid tools on one screen. • Wildlife entries now include reference photos, and the wildlife and knot lists show a thumbnail. • Every reference photo shows its author and licence. Tap the credit to see full source details in Settings → Photo Credits. • New Open-Source Acknowledgements screen in Settings. • Library categories show how many entries each contains. • Tall photos are now shown whole instead of cropped. • Location is requested only while a tool that uses it is open. The header no longer shows a live GPS readout. • The camera heart-rate mode has been removed. Counting a pulse by hand is still available. • If one screen runs into a problem, navigation and the SOS button keep working. • New app icon, plus fixes and polish.
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.