Yandex Store is described as 'is the Russian alternative to Google Play Store related to the Russian search engine Yandex' and is an app in the Online Services category. There are more than 10 alternatives to Yandex Store for a variety of platforms, including Online / Web-based, Android, Android Tablet, Kindle Fire and SaaS. The best alternative is F-Droid, which is both free and Open Source. Other great apps like Yandex Store are Google Play Store (Free), Aurora Store (Free, Open Source), Aptoide (Free, Open Source) and APKMirror (Free).
Aurora Store is an unofficial, FOSS client to Google's Play Store with an elegant design. Not only does Aurora Store download, update, and search for apps like the Play Store, it also empowers the user with new features.
Aptoide is a distributed marketplace for mobile applications which runs on the Android operating system. In Aptoide, unlike the default Google Play Store, there is not a unique and centralized store but each user manages their own store.
In an effort to make things easy, and maybe even fun, AndroidPolice.com created APK Mirror. Over the past several months, they've been working to build a smooth, reliable, trust-worthy site to host the downloads users love. You also can upload APKs to the site yourself.
Aurora Droid is an unofficial, FOSS client to FDroid and FDroid-compatible repositories with an elegant design. Not only does Aurora Store download, update, and search for apps like the Official FDroid client, it also empowers the user with new features.