F-Droid - F-Droid is an interesting alternative for Android users who want to try something different and not have to use the Goole Play store all the time.
Little Inferno - Little Inferno is an immersive, Action-Adventure, Puzzle-Platform, Surreal, Sandbox and Single-player video game created and published by Tomorrow Corporation.
APK Pure - Download apk for Android with APKPure APK downloader. NoAds, Faster apk downloads and apk file update speed. Best of all, it's free
Myst - Myst is an Adventure, Classic Point and Click, Puzzle and Single-player video game developed and published by Cyan Worlds.
APKMirror - Android Market and APK Downloads
Crashlands - Enter a world of magic and high tech in this outlandish, story-driven ARPG.