Spyglass
★ 4.7What it actually doesSpyglass is a multifunctional GPS navigation app combining a compass, coordinate-based navigation, map functionality and surveying tools; it operates primarily offline using built-in maps but suffers from compass accuracy issues and lacks offline Google Maps coverage.
Actually does
- ✓GPS Tracking40% of reviews
- ✓Turn-by-turn nav35% of reviews
- ✓Продвинутый цифровой компас с калибровкой25% of reviews
- ✓Offline-first30% of reviews
- ✓Offline maps25% of reviews
- ✓Трекер путевых точек и сохранение локаций45% of reviews
- ✓Высотомер10% of reviews
Claimed, but not confirmed by reviews
- ⚠Дополненная реальность для навигации
- ⚠Гирокомпас
- ⚠Измерение расстояний до объектов
- ⚠Угломер и угловой калькулятор
- ⚠Трекер звёзд, Солнца и Луны
- ⚠Спидометр (текущая, макс, вертикальная скорость)
- ⚠Camera
- ⚠Конвертер координат (множество форматов)
Common complaints
- ✗Compass inaccuracy (offset of 12-15° from true direction, error ~70m per 1km)15% of mentions
«there is a consistent error of approximately 12-15 degrees from the true direction to the target»
- ✗Limited offline maps (no Google Maps, only Happy Magenta and outdated maps)20% of mentions
«missing Google Maps cache download, only available for Happy Magenta maps»
- ✗Issues with offline map downloads (not saving, unclear instructions)10% of mentions
«Please provide instructions on how to download. I found the way, but it won't save for some reason»
- ✗High power consumption (battery drain in 30 minutes)5% of mentions
«The app drained the phone's battery in 30 minutes»
- ✗GPS drift (confuses point positions, shows alternately left and right)10% of mentions
«marked points show alternately to the left and right of my location»
What people praise
- ★Precise navigation to saved waypoints in the forest without internet
«In the forest it guides exactly to the spot where I marked the point, like to my car»
- ★Reliable GPS tracking and stability
«Been using it for about four years now, no complaints»
- ★Works without internet (GPS + offline maps)
«Works via GPS without internet, which is definitely a plus»
- ★Functional and accurate compass for navigation
«has compass and altitude, simplicity and convenience»
- ★Better battery life than competitors (Garmin and others)
«doesn't drain battery like they do»