The 9th Gate alternatives

The 9th Gate is a proprietary app for Windows. It is a paid product (one-time $5–6). Developed by Spacepup Entertainment.

Alternatives

• Amnesia: The Dark Descent
• The Suicide of Rachel Foster
• Sanitarium
• They That Feast
• Phasmophobia
• The Light Keeps Us Safe
• CASE 2: Animatronics Survival
• The Blackout Club