Christoph Aschwanden

> Using a library should be both straightforward in async and sync style, so returning a boolean is better. I agree, a `boolean` is the way to go I think....

Yes, it is supported but the code is currently wrong. You need to use getTransactionDataSignature() for purchase validation. See: https://github.com/libgdx/gdx-pay/issues/166

I think doing server-side verification is somewhat important. That said, the code is incomplete and needs testing. Not sure what you mean by "outdated"? I am not aware of a...

This looks probably fine, but I am not very familiar with it. Anyone else to comment if this makes sense?

Thanks! I'll have a look later.

+1 for 32 bit integer division!