The cheapest （Hong Kong）GKD Game Studio game right now is 【夏日倾心】探灵笔记本体+小亦·消夏之夜泳装 at CA$4.44 (Steam), of the 4 we compare.
Right now we have in-stock offers for （Hong Kong）GKD Game Studio games from Eneba, Key4Games, Kinguin and Steam.
Not always. Stores that sell their own keys, such as Steam and GOG, add no service fee, though sales tax is added at checkout in the US and Canada. Marketplaces add a service fee at checkout, and some payment methods add their own, so on a marketplace the total at checkout will be higher than the price listed here.