Tap anywhere to wake sensors and audio.
Hold your phone flat at chest level. Look up at the night sky.
Two-finger tap toggles 650nm Deep Red mode for LCD screens.
Local Stargazing Engine: 80+ Catalog Ready
One-Tap Compass Zeroing
Point the top of your phone directly at the Moon (or sunset horizon) and tap once.
Zeroes out metal and concrete rebar compass distortion in one touch.
Rooftop Skyline Cutoff
Tilt your phone to match your roof railing or tree line and tap once.
Screens out stars hidden behind buildings and trees.