Thank you for using Shadows

Thank you for using the free version of Shadows. The application is the result of thousands of hours of development and documentation aimed at making the science of sundials accessible to everyone. A Shadows Expert or Shadows Pro license gives you access to advanced features such as astrolabes and ephemerides while supporting future development. You can also help by telling other interested people about Shadows.

Learn how to use the options and features of Shadows by reading the user manual online or purchasing a printed copy.

Discover the list of advanced features that you could have access to by installing Shadows Expert or Shadows Pro.

Order a Shadows Pro license securely through PayPal and start using the advanced features shortly afterwards.

Access to the Shadows Youtube channel and follow tutorials and video presentations on sundials and astrolabes.

Build your own sundial as thousands of Shadows users already did using the numerous resources offered by this site.

Share your experience with other users on the Facebook page dedicated to Shadows, sundials and astrolabes.

Explore additional sundial resources and expand your knowledge.

Discover photo galleries of the sundials in Paris and around the world. And much more.

Shadows Pro makes it possible for you to discover and use these wonderful instruments.