Introduced the first iteration of the Neighbor's house and the "Burial" ending. It featured a more basic version of the self-learning AI. (Nov 2016): This was a major update that added a tutorial house , improved the Neighbor’s AI, and introduced the Final House design that many fans recognize today. (Dec 2016):
The official Hello Neighbor development timeline concluded its alpha phase with before moving to Beta and its full release in 2017. The Real Hello Neighbor Alpha Timeline hello neighbor alpha 25 full
This timeline shows that Alpha 2 was a major turning point. It moved away from the hyper-detailed, somewhat realistic style of Alpha 1 towards a more stylized, colorful, and approachable world. Introduced the first iteration of the Neighbor's house
Items needed to progress were hidden behind, and required, complex, multi-step puzzles involving magnets, water, and electricity. (Dec 2016): The official Hello Neighbor development timeline