You're looking for information on downloading Granny 4 Alpha 1.3. I'll provide a helpful essay on the topic.
This version focuses on increasing the "scare factor" by adding multiple antagonists simultaneously. granny 4 alpha 1.3 download
No credible evidence (e.g., official changelogs, DVloper social media posts, or beta testing announcements) supports the existence of a genuine Granny 4 alpha version 1.3. You're looking for information on downloading Granny 4