While I don't have specific examples of this being abused. I would point out that there are actually country/region specific app stores, not one unified store.

While I don't have specific examples of this being abused. I would point out that there are actually country/region specific app stores, not one unified store. It's very common for software to not release globally. For example, much to the chagrin of most of my Thai friends, Pokemon Go is still not available in Thailand.