Opening the iTunes Store.If iTunes doesn’t open, click the iTunes icon in your Dock or on your Windows desktop.Progress Indicator
Opening the iBooks Store.If iBooks doesn't open, click the iBooks app in your Dock.Progress Indicator

iTunes is the world's easiest way to organize and add to your digital media collection.

We are unable to find iTunes on your computer. To download the free app I-Sail by Keper Consultancy BV, get iTunes now.

Do you already have iTunes? Click I Have iTunes to open it now.

I Have iTunes Free Download
iTunes for Mac + PC


By Keper Consultancy BV

Open iTunes to buy and download apps.


I-Sail. Improve performances by evaluating your tracks!

New! upload apps and review your tracks and those of your competitors at!

“I-Sail gives experienced and ambitious competition sailors (from small open boats to sea worthy yachts) the edge to win their race. Get beyond general wind predictions and take advantage of local and actual wind characteristics. Passion for sailing races, expert meteorological knowledge and clever engineering made this a must tool for sailors in a winning mood."

Download the application from the app store and improve your training and racing directly. Re-experience and analyze your tracks to see what really happened. Invite your peers to do the same and have this great learning experience.

See the website to learn more about the behaviour of wind.

"Continued use of GPS running in the background can dramatically decrease battery life."

What's New in Version 2.3

added support for live tracking during events

iPhone Screenshots

iPhone Screenshot 1
iPhone Screenshot 2
iPhone Screenshot 3
iPhone Screenshot 4
View in iTunes
  • Free
  • Category: Sports
  • Updated:
  • Version: 2.3
  • Size: 5.5 MB
  • Language: English
  • Developer:

Compatibility: Requires iOS 7.1 or later. Compatible with iPhone, iPad, and iPod touch.

Customer Ratings

We have not received enough ratings to display an average for the current version of this application.

More iPhone Apps by Keper Consultancy BV