Currently, there are four (more or less relevant) android app stores as far as I know: - Google Play - Huawei AppGallery - Samsung Galaxy Store - Amazon App

Currently, there are four (more or less relevant) android app stores as far as I know: - Google Play - Huawei AppGallery - Samsung Galaxy Store - Amazon AppStore But Google Mobile Services (GMS) are so widely spread and often pre-installed on the devices that there is no real competition for Google. Currently, the most promising alternatives for GMS are: - Huawei Mobile Services (HMS) [1]: more widely used now because GMS was banned from Huawei devices since US-China trade wars - Amazon + Microsoft [2, 3, 4]: Microsoft is planning to serve android apps in Windows Store with Windows 11 in cooperation with Amazon [1] Huawei Mobile Services: https://developer.huawei.com/consumer/en/hms https://developer.huawei.com/consumer/en/hms [2] Amazon in-app purchases: https://developer.amazon.com/docs/in-app-purchasing/iap-overview.html https://developer.amazon.com/docs/in-app-purchasing/iap-over... [3] Amazon push notifications: https://developer.amazon.com/docs/adm/overview.html https://developer.amazon.com/docs/adm/overview.html [4] Windows 11 and android support: https://www.theverge.com/2021/6/24/22548428/microsoft-windows-11-android-apps-support-amazon-store https://www.theverge.com/2021/6/24/22548428/microsoft-window...