GPS Elevation · Pro Altimeter vs Zero Meter

[Ad-free · Minimal · Professional] A clean altimeter for outdoor people. See your exact altitude instantly — GPS + barometer dual-source fusion reads your elevation in under 1 second. No splash ads, no in-app banners, no popups. — Why Professional — • Dual-source fusion algorithm: GPS satellite + native device barometer; their errors complement each other, reliable in both mountains and cities • Real-time accuracy disclosure: shows ±X m measurement precision so you know how trustworthy the reading is • Atmospheric pressure on screen: hPa / inHg, for hiking and aviation alike • Coordinates card: 5-decimal precision (~1 m visible change) — you can actually see yourself moving • Live speed display: auto-adapts to walking / running / cycling / driving • Meter / feet toggle for users worldwide — Why Minimal — • Zero ads: no banners, no interstitials, no video pre-rolls • Zero popups: no interruption beyond system permissions • One-screen core: a compass dial + 3 cards. Every key metric at a glance — nothing to hunt for • Native SwiftUI: follows system light/dark mode; every control follows Apple's design guidelines — Privacy promise — • Zero data collection: location and pressure are processed entirely on your device • Fully offline: works in airplane mode; no network required • No account or sign-up — Pro (subscription) — • History: stores altitude, coordinates, pressure and accuracy for every fix • Altitude trends: daily / weekly / monthly line charts to see long-term changes • Imperial units (feet / inHg) toggle • More pro features rolling out — For — Daily commuting, urban walks, hiking, mountaineering, cycling, off-road, skiing, photography spotting, drone pre-flight, recording altitude variations on a road trip. If you're tired of "free altimeters" stuffed with ads and popups and just want a clean, trustworthy, professional altimeter — GPS Elevation · Pro Altimeter is built for you. — Privacy Policy：https://github.com/wangzz/md-doc/blob/main/GPSElevation/PRIVACY.md Terms of Use（EULA）：https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Zero Meter is an altitude and weather tool built for outdoor adventures. FEATURES · Barometric Altitude: Measure elevation using your phone's pressure sensor · GPS Calibration: Calibrate the pressure baseline with one tap · Live Weather: Current conditions, hourly & 7-day forecast, weather warnings · Weather Radar: Windy real-time meteorological radar map · Compass: Precise azimuth with a full compass rose · GNSS Status: Latitude, longitude, speed, and accuracy info · Multi-location Weather: Save favorite cities and switch instantly PERFECT FOR Hiking, mountaineering, paragliding, aviation, weather observation, and outdoor exploration. WEATHER DATA Powered by QWeather, covering 200+ countries and regions worldwide.