Loading…
Loading…
Build the tallest crystal tower you can. CrystalStack is a 3D physics-based stacking game developed with Unreal Engine 5. Carefully place transparent crystal cubes, keep your balance, and beat your highest score before the tower collapses. Relaxing to play, challenging to master.
0in-game now
Loading player history…
Voting closes Oct 25, 2026
Hot or Flop?
Loading Steam requirements…
Personalized for your PC hardware — there is no universal FPS number.
Loading Steam requirements…
About this estimate
This range compares your graphics hardware with the game's requirements and expected performance profile. Estimates depend on your saved specs on WhatALaunch — they are not a single FPS figure that applies to everyone. Use them as a practical guide, not a guaranteed benchmark.
Actual performance can vary with graphics settings, drivers, CPU, memory, cooling, game updates, and background activity.
