The Five Nights at Freddy's 4 Android app by Clickteam includes "Fun with Balloon Boy" and certain challenges like "Blind Mode" and "Mad Freddy".
The specific Halloween reskins (like the Jack-O animatronics) are generally not included in the official mobile port. Beware of "Free APK" Downloads fnaf 4 halloween edition download android free
However, there is some confusion because parts of the update are in the mobile game: The Five Nights at Freddy's 4 Android app
Searching for a "free download" often leads to third-party APK websites. While sites like Uptodown may offer demos or older versions, downloading "Full/Free" APKs from unverified sources carries significant risks: fnaf 4 halloween edition download android free