Strelok Pro

This is a smart ballistic calculator. It can use G1, G7 and... custom drag-functions!
Can calculate trajectory without using ballistic coefficient!
You can select reticle from the list (1468 reticles!) and see holdovers at any magnification (see list of reticles supported here http://www.borisov.mobi/StrelokPro/ios/reticles.html)
3572 cartridges database
1835 bullets database
Can calculate spin drift, Coriolis effect, gyroscopic stability factor and vertical deflection of crosswind.
Internal barometer support
Kestrel Drop and Kestrel 5x00 support (Will NOT work on iPhone 4, 3GS, 3G or iPad 1, 2)
Supports imperial and metric units.
Supports WeatherFlow WINDmeter
Supports WeatherFlow WEATHERmeter (Will NOT work on iPhone 4, 3GS, 3G or iPad 1, 2)
Skywatch BL weather meter support (Will NOT work on iPhone 4, 3GS, 3G or iPad 1, 2)
Density Altitude support

Field-proven accuracy since 2007