關於「Tax Free app」標籤，搜尋引擎有相關的訊息討論：

Download the Shop Tax Free app | Global Bluewww.globalblue.com › shoppers › global-blue-shop-tax-fr...在App Store 上的「Global Blue - Shop Tax Free」apps.apple.com › app › global-blue-shop-tax-freeTAIWAN TAX REFUND - Apps on Google Playplay.google.com › store › apps › details › id=c