Alpha 2.5's primary purpose was to polish the rough edges of Alpha 2. Key updates included:

Before the full release of Hello Neighbor became a polarizing mix of stealth puzzle and meme-worthy AI, there was the Alpha phase. Among these early builds, holds a special place. Released in late 2015, it served as a critical stepping stone between the rudimentary Alpha 1 and the more puzzle-focused Alpha 3.

Players could "glitch" through walls by holding an object and running into a corner. Optimization:

: Unlike the first Alpha, you start by driving your car to a new neighborhood and parking in front of a blue, derelict-looking house. Advanced AI