Launching…
Sub Optimal Co
Igniting engines…
Launching…
Igniting engines…
It's simple. Operate your submarine through challenging tight cave systems to collect the target, while not scratching the cave walls under suboptimal conditions. Navigate carefully and consider every move in this slow pace, athmospheric, multiplayer, submarine simulation-lite.
Current Players
3
Peak All Time
6
Mar 27, 2026
24h Peak
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Voting closes May 16, 2026
Hot or Flop?
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Personalized for your PC hardware — there is no universal FPS number.
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.
