OK, no problem, Dev. Here’s the process:
To get the alpha prerelease of Animation Paper do this…
1) Sign up for the alpha here: https://animationpaper.com/#HowMuch – This will result in an automatic email sent to you right away. Remember to check that you have written you email correctly without typos.
2) Open the email you just received and click the button to get to the download. Here you choose between PC or Mac version.
3) After download and installation, you launch Animation Paper. A small window comes up where it asks for an activation key. In that window you find the link and click it, and then you can register for your free activation key. It should get to your inbox within a minute or so. Now, copy/paste the activation key into the window and you are ready to animate!
This is what the small window (with the link) looks like:
Let me know if something is not clear?