WindsUp App 2.0 for iPhone & iPad

What is the WindsUp App:
WindsUp is an iPhone & iPad App to assist windsurfers and kiteboarders with equipment selection. Given the rider’s weight (pounds or kilograms), prevailing wind speed (mph, Knots, Km/h or m/s) and style of board, this App will suggest sail area and board volume.

What‘s new in version 2.0:

  • A single screen for both windsurfing and kiteboarding, selectable by tapping on appropriate image
  • The ability to choose between more wind speed units
  • All user settings and inputs are retained after closing App
Windsurfing Screen
Kiteboarding Screen
Disclaimer Screen

Privacy policy:
The WindsUp App does not collect any user data nor does it share any user data with any third parties (i.e., analytics tools, advertising…..).

Legal disclaimer:
The WindsUp App is provided “as is”, without warranty of any kind, express or implied, including but not limited to the warranties of merchantability, fitness for a particular purpose and non-infringement. In no event shall the author be liable for any claim, damages or other liability arising from, out of or in connection with this software or its use.

Intellectual Property:
The mathematical relationships used in the WindUp App are taken, with permission, from James Douglass’s online calculators – See Windsurfing and Kiteboarding websites.

Common sense:
It is the responsibility of the WindsUp App user to understand the proper use of their equipment, prevailing weather conditions and inherent dangers of windsurfing and kitesurfing. In other words, be safe!

Contact information:
Email at