WinStars is shareware. That means that you may use it freely. However, certain functions (such as the use of the Tycho 2 catalogue, the high and the very high resolution textures) are temporarily disabled. If you wish to use the complete version of the software, you should purchase a user’s licence.

How to make payment ?

A personal licence costs 6,00 € (EURO).
The price in US-Dollars is now $ 8.2

Use PayPal, a secure system of payment by email to receive your key immediately :

How to activate the complete version ?

Start by downloading all the modules of the program (the Tycho 2 catalogue, the high and the very high resolution textures) After installation, select the “Register” function from the “Help” menu. Enter your name and your personal code. A message will confirm to you that you have just activated all the functions of WinStars.