This is for people who bought Clear+ and should switch to Clear, as outlined in their letter[0]. It's an interesting issue, what's the best solution for the current predicament. At what point do you ask users for more money, vs continuing to give your other users free updates?
I feel like App Stores in particular have made us (users) feel too entitled.
0 - http://realmacsoftware.com/clear/letter
[Edited, grammar]