How do I calibrate penis?
After buying your Patreon, do I have to constantly be subscribed to it in order to play full version?
To learn how to calibrate the penis, you should start with the introduction scene, it explains everything. You can also read this post to help you get the best results.
You don't have to stay subscribed to play the game you downloaded, but a subscription will be required if you want to get the latest version.