RigCalc!

The powerful set of tools for the entertainment rigger is now on your iOS device. Includes calculators for:*Common unit conversions*2 and 3 point bridles*Counterweight weights & bricks to use*Pulley fleet angle*Pulley resultant force*Pulley D to d ratio*Design factors*Cable tension for multiple truss loading configurations*And many more Now works with standard or metric units, and includes formulas for calculators. Updated for iOS 8.