Home-Assistant.io - Home Assistant is an open-source home automation platform running on Python 3.
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.
Gladys - An open-source home assistant powered by a Raspberry Pi 🗣️
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
SmartRent - Smart home automation for property managers and renters
APKMirror - Android Market and APK Downloads