Lexi - Speak to Alexa through your iPhone
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.
Tvheadend - Redmine
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
Camping.care - Camping.
APKMirror - Android Market and APK Downloads