PistonCalc 1.5.2 for iOS

New in version 1.5.2:
  • Fixed a problem with converting minutes to seconds in the speed panel

PistonCalc 1.5.0 for iOS

New in version 1.5:
  • Optimizing for screens iPhone 4.5" and 5.5".
  • iPad multitasking (split view).
  • 32 and 64 bit, support for iOS 9 and later.

New calculations:
  • Speed - added pace in miles and km.
  • The average piston speed - added speed in feet per minute with conversion.
  • Torque - added speed in radians / sec.
  • Power - added power boiler (imperial).

PistonCalc 1.4.0 for iOS nad Mac OS X

New version for both systems (iOS and OS X) is now available!

What's new:
* Conversion and calculation speed in different units.

iOS Simulator Screen shot 9 lut 2014, 08.24.30

PistonCalc 1.3.0 for iOS nad Mac OS X

New version for both systems (iOS and OS X) is now available!

What's new:
  • Calculation of compression. You can calculate the compression ratio, or if you know the compression ratio and other dimensions, we can calculate the approximate volume of the chamber.
  • Calculation of torque, revolutions and power (with convertion units).

PistonCalc 1.3.0 CompressionPistonCalc 1.3.0 Torque
PistonCalc 1.3.0 Compression
PistonCalc 1.3.0 Torque

Brand new PistonCalc for OS X! Sale up to February 1st!

New version for Mac OS X is now available, and in it:
  • Calculation of compression. You can calculate the compression ratio, or if you know the compression ratio and other dimensions, we can calculate the approximate volume of the chamber.
  • Calculation of torque, revolutions and power (with convertion units).


PistonCalc OS X 1.3.0 Sale!


Sale up to February 1st!
PistonCalc for Mac OS X: Engine displacement calculator with unit conversion

Next big upgrade of PistonCalc!

New version for both systems (iOS and OS X) is waiting for review at Apple, and in it:
  • Calculation of compression. You can calculate the compression ratio, or if you know the compression ratio and other dimensions, we can calculate the approximate volume of the chamber.
  • Calculation of torque, revolutions and power (with convertion units).

New version (1.2.5) of PistonCalc for iOS

New version of PistonCalc for iOS is Ready for Sale!

A lot of new features:
  • Converting of units of power.
  • Calculate the average speed of the piston.
  • Converting units of length.

PistonCalc for iPhone and iPad - Engine displacement calculator with unit conversion

Next new version for Mac OS X!

New features in version for Mac OS X (v.1.2.5):
PC1.0 Mac 2
Soon also for iOS!

New version for Mac OS X!

New features in version for Mac OS X (v.1.2):

PistonCalc Mac 1.2

iOS 7 version is now available!

iOS 7 version is now available!

Further updates with new features on the way…

PistonCalc for Mac OS X now on the Mac App Sotre

PistonCalc for Mac OS X: Engine displacement calculator with unit conversion

PistonCalc for iOS v 1.1

What's New in Version 1.1:
Added conversion from millimeters to fractions of inch.
Minor improvements in the interface.

PistonCalc for iOS on App Store!

Today, the first version PistonCalc for iOS hit the App Store!