25 Full New! — Hello Neighbor Alpha

Have you played Alpha 2.5? Share your memories of the red room and the unstoppable neighbor in the comments below (or on our forum thread dedicated to legacy builds).

: The Neighbor no longer just chases you; he predicts you. If you always enter through the window, he’ll weld it shut. If you hide in the closet, he’ll rig it with a silent alarm. The Alpha 25 Mechanic hello neighbor alpha 25 full

Introduced the basic house layout and the "4785" UV lamp keypad code. Have you played Alpha 2

This build is famous for refining the Neighbor's "Dynamic AI." In early builds, the Neighbor was either clueless or cheating. In "Alpha 25," the developers implemented a learning system that felt genuinely reactive. If you always enter through the window, he’ll weld it shut

The Hello Neighbor community is incredibly active on platforms like ModDB and the Steam Workshop. Many creators have labeled their custom "mega-builds" with high version numbers to signify they are the "ultimate" or "most expanded" versions of the game. When players look for Alpha 25, they are often finding that combine every room from every previous Alpha into one giant, chaotic mansion. 2. Mobile and VR Ports