Developers must be aware of these distinctions in order to choose the store that will give their app the most exposure. Investigating Alternative Platforms and App Stores. Apart from the Apple App Store & Google Play Store, there ex666 rummy apk downloadist other app stores and platforms that target particular markets or geographical areas. For apps that might not stand out in the crowded Apple and Google marketplaces, these alternative stores can offer more exposure and opportunities. One well-liked substitute for the main app stores is the Amazon Appstore, which is particularly useful for apps meant for Amazon products like the Kindle Fire tablets. Optimizing Visibility via Well-Guided App Store Selection.