This is ballistic calculator.
Features:
1005 reticles! Full reticle list see here: http://www.borisov.mobi/StrelokPlus
- ability to scale scope reticle (reticle subtensions) to scope magnification (if reticle is placed to second focal plane). So it's support different scope zooms and indicate current magnification.
- Trajectory calibration ("Truing") feature.
- current weather from internet weather-station
- supports of PSI pressure units and internal barometer humidity sensor and temperature sensor (if exist)
- ability to select target type from long list of targets
- ability to measure slope angle by phone camera
- ability to input current altitude from internal GPS sensor