A Rocket Calculator update is available in the App Store. New features include:
- Parachute calculator now has options for spill hole diameter and Cd override.
- Ejection charge calculator shows force produced and number of shear pins.
- You can now print or email calculations. Printing requires multitasking enabled device (for iPhones this would be 3GS and higher) and wireless (airprint enabled) printer.
- Usability improvements.