This is a smart ballistic calculator. It can use G1, G7 and... custom drag-functions!
Can calculate trajectory without using ballistic coefficient!
Supports imperial and metric units.
Can calculate spin drift, gyroscopic stability factor and vertical deflection of crosswind.
Field-proven accuracy since 2007
See also: Strelok for iPhone, Strelok for Android and Strelok for Mac OS X
E-mail me: email@example.com (russian, english)