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Hidden Deep
Hidden Deep is an atmospheric sci-fi action game heavily inspired by Aliens, The Thing, and Half-Life. Explore, climb, swim, scan, blast and shoot your way through dangerous missions in a huge sub oceanic mining and research facility. Fear the horrors that lurk below…
What players say
Steam review score and the most-helpful voices, which may include critical ones. Data as of 2026-05-20.
“- Sat down to check the game. - Expected to try a mission or two and to discard it. - Spent 3 hours solving puzzles, killing monsters and dying from falling down. - Had to force myself to stop. - I don't remember when was the last time i was so immersed in a game. - 10/10 would…”
— a player, Steam review · 14 hrs played“Is buggy ? Yes Win-able ? Yes how hard ? GTFO Bad Control ? one too many mis'input kill you . within tolerable range Amount of content ? not finish the game yet so I couldn't tell”
— a player, Steam review · 9 hrs played“if you are planning to buy this game for multiplayer, don't. It only has two maps for now, which are short and not entertaining at all.”
— a player, Steam review · 3 hrs playedPlayer activity
Monthly average concurrent players. Live count fetched 2026-07-11 13:09 UTC · history via SteamCharts.
Achievement stats
Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-07-25.
Price tracking
US-region pricing (USD), sampled twice daily by our own tracker since 2026-07-11. Steam prices vary by region — always confirm your local price on Steam.
Regional prices at last sample, in local currency — Steam sets each region's price independently.
Cheapest → most expensive, converted to USD at ECB reference rates (2026-07-24). Relative comparison only.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
Random level generator is coming soon!
Hello again after a few months of silence - I'm still here, and so is Hidden Deep!What's going on, and why has it been so long without another update again?Well, once again I fell into a trap I've fal
Split-screen is back. Hotfix 0.97.69
Hello!This update restores split-screen mode, which stopped working after the addition of online mode. Currently, split-screen works with old split-screen maps, but all multiplayer maps will soon be s
Hotfix 0.97.66
Hello!This tiny hotfix fixes the "Could not get texture description" crash bug that was appearing on some PCs.By the way, I would like to announce that an update with new content (levels and monsters)
Hotfix 0.97.65
Hello everyone!Here goes another small pack of fixes:Single player:Fixed crash-bug when character steps on slippery surfaceServer racks did not react to player actionsMultiplayer:Fixed a major desync
Winter Update: Fixes, Improvements and a Special Challenge
Hello everyone, I really wanted to release a large content update before the holidays, but unfortunately I was literally 2–3 days short. I decided that fixing bugs, especially the critical ones, was m
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-05-20.
| Genres | Action, Adventure, Indie, Early Access |
| Player tags | Early Access · Shooter · Physics · 2D Platformer · Action · Aliens · Horror · Dark · 2D · Thriller · Mystery · Puzzle (SteamSpy community voting) |
| Features | Single-player · Multi-player · Co-op · Online Co-op · Shared/Split Screen Co-op · Shared/Split Screen · Steam Achievements · Steam Trading Cards |
| Languages | English * , French, Italian, German, Spanish - Spain, Japanese, Korean, Portuguese - Brazil, Russian, Simplified Chinese, Traditional Chinese, Turkish, Polish * |
| Achievements | 14 |
| Estimated owners | 200,000 – 500,000 (SteamSpy) |
| Official site | https://www.hiddendeepgame.com |
Minimum system requirements (PC)
Minimum: OS *: MS Windows 7, 8, 10 Processor: Intel Core2Duo E7400 Memory: 4 GB RAM Graphics: Intel HD Graphics 3000 DirectX: Version 9.0c Storage: 1 GB available space