Compass — Offline Magnetic

Looking for a reliable offline compass that works anywhere, even without internet? Compass is the most accurate magnetic compass for Android, designed for hikers, travelers, campers, sailors, surveyors, and outdoor enthusiasts who need precise direction and true north navigation.

With real-time magnetic sensor data from your device, the compass dial rotates smoothly as you turn, showing cardinal (N, E, S, W) and intercardinal (NE, SE, SW, NW) directions with live degree readouts — just pure, instant compass readings whenever you need them.

KEY FEATURES:

OFFLINE MAGNETIC COMPASS
— Works entirely offline — no internet or GPS required
— Uses built-in magnetometer and accelerometer for accurate heading
— Smooth 360-degree analog compass dial with degree markings
— Real-time direction display with cardinal and intercardinal labels
— True north and magnetic north support with automatic declination correction

BEARING LOCK & SAVED BEARINGS
— Lock any bearing to hold a heading for navigation
— Save bearings with custom labels, notes, and timestamps
— Review and manage saved bearings anytime
— Essential for route planning, navigation, and orientation

DECLINATION ADJUSTMENT
— Automatic magnetic declination for true-north accuracy
— Manual override when you know the local declination value
— Critical for accurate navigation with paper maps

CALIBRATION HELPER
— Step-by-step figure-eight calibration guide
— Real-time sensor accuracy indicator
— Know instantly when recalibration is needed
— Ensures reliable readings in any environment

BEAUTIFUL MATERIAL 3 DESIGN
— Three premium compass dial styles to choose from
— Light and dark theme support (follows system or manual)
— Deep amber primary accent — easy on the eyes outdoors
— Fully responsive: works on phones, tablets, foldables, and landscape
— Smooth animated splash screen and transitions
— Clean, intuitive interface designed for one-handed use

ONBOARDING & ACCESSIBILITY
— Three simple onboarding screens shown only on first launch
— High-contrast dial options for outdoor readability
— Large touch targets for gloved or wet hands
— Minimal battery impact compared to GPS-based apps

WHO IS THIS FOR?

Hikers & Backpackers — Navigate trails without cell service
Campers — Orient your tent and campsite layout
Sailors & Boaters — Quick heading checks on the water
Surveyors & Engineers — Spot bearing checks in the field
Travelers — Find your bearings in unfamiliar cities
Survival & Preppers — Reliable offline tool for emergencies
Geocachers — Quick directional reference while geocaching
Students & Teachers — Learn about magnetism and navigation

PRIVACY
No accounts or sign-ups required. All your saved bearings and settings stay on your device. When you uninstall, everything is deleted.

PERMISSIONS
The app only requests magnetic field and accelerometer sensor access to provide compass readings. No location, camera, microphone, storage, or internet permissions are needed.