[Gys]

Look at the developments of Blendle.com.

They had a micro payment system but could not get it to work? Seems only Dutch now, but were active in the US as well, if I remember correctly.

[int_19h]

I've been using Blendle in US for many years now, and it still works fine for me, with the same microtransaction framework as always.

[Gys]

Maybe they filter for countries, because I do not see that. But I found this link that also works from Europe: https://launch.blendle.com/