Please read / translate the following information carefully before you proceed

- Terms of license (German) using the Albireo Astronomy Toolbox PROFESSIONAL

- Cancellation terms and conditions (German)

I expressly agree to the execution of the contract before the end of the revocation period.
I have taken note that my right of revocation expires with the beginning of the execution of the contract.

Continue with PayPal and software download after checking the checkbox above.

After payment you will be forwarded to the download site of the PROFESSIONAL variant.
The license key is sent to the customer within 24h hours after payment. Please note that the email address where the license key is sent is the email address used for PayPal payment.