$9.99 is pocket change in Switzerland and a day's pay in India - charge both the same and you lose on both sides. PriceOptimizer blends purchasing power, the Big Mac index, Netflix prices, and a market index into a fair price for each of ~175 Apple territories, snaps it to a real App Store tier, and publishes the whole catalog in one click straight to App Store Connect. Works for subscriptions and IAPs. Preview every country before anything changes. Web-based, ~2 min, free to see your numbers.