Steam game

SINVAULT

You wake up trapped inside a coffin. With only a restricted phone at your side, reach the right people and try to stay alive. Oxygen is running out, sand is filling in, and every message you send shapes your fate.

$4.19 December 31, 2025

By Farkas Interactive

Windows
View on Steam
SINVAULT - Farkas Interactive. Popular. Released December 31, 2025
Screenshot of SINVAULT gameplay showing in-action mechanics Screenshot 2 of SINVAULT - additional gameplay view Screenshot 3 of SINVAULT - more gameplay footage Screenshot 4 of SINVAULT - final gameplay screenshot

Overview

About this game

A controversial decision you made as a judge has come back to haunt you. Years later, you are kidnapped by a family seeking their own justice and buried alive in a coffin. When you wake up, there is darkness, limited air, and only a handful of tools to fight for your survival.

To escape this grave, you must decide who to trust, when to act, and which choices will keep you alive.

SMS-Based Interaction

Follow every conversation carefully. Important numbers and clues may require you to take real notes.

Limited Time and Oxygen

You want to finish the story, but your items and your breath must be managed wisely.

Intense Psychological Tension

How long can you stay calm inside a 5m² coffin?

Features

  • SMS-Based Narrative Survival

  • Realistic Graphics

  • High-Quality Sound Design

  • Multiple Endings

“What is justice? And what happens when justice turns against you?”

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