Compass: GPS Altimeter & Nav

Accurate magnetic north, GPS speedometer, altitude tracking, activity recording — all in a minimalist, sunlight-readable interface. Core features work fully offline.

Compass is the all-in-one outdoor tool for hikers, cyclists, and explorers.

Accurate magnetic north, GPS speedometer, altitude tracking, activity recording — all in a minimalist, sunlight-readable interface. Core features work fully offline.

Precision Magnetic Compass

• Real-time 360° rotating dial tracking magnetic north
• 8 cardinal/intercardinal directions with 1° accuracy
• Haptic feedback at each major bearing transition
• Built-in level: crosshair shifts with tilt, turns gold when flat

GPS & Coordinates

• Latitude / longitude in DMS format (degrees, minutes, seconds)
• Live GPS accuracy and altitude readout
• Automatic reverse geocoding — see your location name in real time

Sensor Data Dashboard

• Altitude trend chart (last 30 readings)
• Barometric pressure: hPa / kPa / mmHg / PSI
• 3-axis magnetometer readings (X/Y/Z in μT)
• Boiling point calculator based on current air pressure
• Live weather: temperature, humidity, wind speed & direction (Beaufort scale)

Activity Tracker

• 5 types: Walking, Running, Hiking, Cycling, Driving
• Real-time route map (Standard / Satellite / Hybrid)
• Tracks duration, distance, speed, steps, and calories
• Activity history with full route replay

GPS Speedometer

• Analog dial style, up to 300 km/h
• Gold sweep arc highlights current speed range
• HUD mode: horizontally flipped for windshield projection
• Stats: avg speed, top speed, distance, accuracy

Geo Photo Watermark

• Auto-stamp photos with GPS coordinates, altitude, location, temperature & date
• Dark / light card style toggle
• High-resolution composite saved to Photos library (Pro)

Pro Subscription

• Ad-free · Unlimited activity records · Save geo photos
• 3-day free trial · Cancel anytime

About Payment Payment will be charged to your Apple ID account upon confirmation of purchase. The subscription will automatically renew unless cancelled at least 24 hours before the end of the subscription period. Renewal charges will be applied to your account within 24 hours prior to the end of the current subscription period. After purchase, you can manage and cancel your subscription in your App Store account settings.

Privacy Policy: https://hk.wuiyou.com/about/en/privacy.html Terms of Use: https://hk.wuiyou.com/about/en/terms.html