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S.O.N.A.R. (Submarine Operators Not Actually Ready) is a 1–6 player co-op submarine sim where teamwork is essential, panic is inevitable, and sinking is always one wrong button away. Use sonar, pilot, fight, repair, and pray your friends know what to do.
✓ Supported
Solo Only
Unsupported
Keyboard & Mouse
Crowdsourced campaign length, extra objectives, and 100% completion metrics
Official high-resolution media gallery (8 screenshots)




Available game editions, collector bundles, Supporter Packs, and downloadable expansions
Official downloadable expansion or add-on content for S.O.N.A.R. - Submarine Operators Not Actually Ready (Steam App ID #5307050).
Official downloadable expansion or add-on content for S.O.N.A.R. - Submarine Operators Not Actually Ready (Steam App ID #4894540).
Official downloadable expansion or add-on content for S.O.N.A.R. - Submarine Operators Not Actually Ready (Steam App ID #4933490).
Live pricing across official digital stores, historical lows, and subscription catalog availability
Honest player critiques with verified playtime and karma upvoting
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Troubleshooting guides, build recommendations and accepted solutions
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Key directors, leads, and game development studios