Choose SOMA
Choose SOMA if it's Steam Deck Verified, so handheld play works out of the box. 23,563 Steam reviews back the pick.
SOMA vs Expedition to Madness
SOMA and Expedition to Madness both land in Action, Indie, Adventure on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both share Action, Indie, Adventure on Steam. Expedition to Madness has co-op; SOMA does not. SOMA is Deck Verified on Steam Deck; Expedition to Madness has no Deck rating yet. No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.
Which should you pick?
Choose Expedition to Madness
Choose Expedition to Madness if you want an Early Access game with Multi-player, Online Co-op, and Custom Volume Controls. On Steam, it has co-op, so you can bring a friend.
Both SOMA and Expedition to Madness sit in Action, Indie, and Adventure on Steam, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.
Side-by-side comparison
 SOMA |  Expedition to Madness | |
|---|---|---|
| Released | 2015 | — |
| Genres | Action, Indie, Adventure | Action, Indie, Adventure, Early Access |
| Platforms | Windows, macOS, Linux | Windows |
| Steam Deck | Deck Verified | Unrated |
| Price | 5.99 USD | Price unknown |
| Steam reviews | 95.8% positive (23,563 reviews) | — |
| Multiplayer | Single-player only | Multi-player, Online Co-op, Co-op |
| Developers | Frictional Games | MTronners |
Side by side
- Both share Action, Indie, Adventure on Steam.
- Expedition to Madness has co-op; SOMA does not.
- SOMA is Deck Verified on Steam Deck; Expedition to Madness has no Deck rating yet.
SOMA vs Expedition to Madness — FAQ
- Are SOMA and Expedition to Madness similar?
- They overlap on Action, Indie, Adventure on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.
- Does SOMA have multiplayer like Expedition to Madness?
- No. Expedition to Madness supports multiplayer on Steam (Multi-player, Online Co-op, Co-op), while SOMA is listed as single-player only.
- Does SOMA run on Steam Deck?
- Yes — SOMA is rated Deck Verified by Valve. Expedition to Madness doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.