Capcom has a spotty history with mobile ports. While you can download Resident Evil 4 (via a older, clunky app) and Resident Evil 7 (via cloud streaming), RE6 remains absent from the Google Play Store as a standalone APK.
An open-source, ultra-low latency streaming alternative for PCs with NVIDIA or AMD graphics cards. The Danger of "RE6 Android APK" Websites Download Resident Evil 6 For Android