Buy WinStars 3

WinStars is shareware. This means that you may use it freely. However, certain functions (such as the use of the Tycho 2 and UCAC4 catalogues, the high resolution textures, the DSS function and the supplementary modules) are temporarily disabled.
If you wish to use the complete version of the software, you should purchase a user’s licence (this license is valid for Windows, Linux & macOS versions).

How to make payment ?

A personal licence costs 7 $.

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

Buy WinStars 3 licence

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How to activate the complete version ?

After installation, select the “Buy WinStars 3” menu and enter your email and your personal code.
A message will confirm to you that you have just activated all the functions of WinStars.