Choose SOMA
Choose SOMA if you want an Action experience. On Steam, it's currently about 23% cheaper on the Steam Store. 23,563 Steam reviews back the pick.
SOMA vs Mouthwashing
SOMA and Mouthwashing both land in 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 Indie, Adventure on Steam. SOMA (2015) is 9 years older than Mouthwashing (2024). Both sit near 96% positive on Steam (SOMA: 23,563 reviews, Mouthwashing: 23,705). 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 Mouthwashing
Choose Mouthwashing if it's the newer release (2024) and ships with the modern feature baseline. 23,705 Steam reviews back the pick.
Both SOMA and Mouthwashing sit in Indie and Adventure on Steam, so either pick lands in the same broad neighborhood. Steam reviews are nearly tied (95.8% vs 95.8% positive), so genre fit is the cleanest tiebreaker — scroll the table for the feature-by-feature view.
Side-by-side comparison
 SOMA |  Mouthwashing | |
|---|---|---|
| Released | 2015 | 2024 |
| Genres | Action, Indie, Adventure | Indie, Adventure |
| Platforms | Windows, macOS, Linux | Windows |
| Steam Deck | Deck Verified | Deck Verified |
| Price | 5.99 USD | 7.79 USD |
| Steam reviews | 95.8% positive (23,563 reviews) | 95.8% positive (23,705 reviews) |
| Multiplayer | Single-player only | Single-player only |
| Developers | Frictional Games | Wrong Organ |
Side by side
- Both share Indie, Adventure on Steam.
- SOMA (2015) is 9 years older than Mouthwashing (2024).
- Both sit near 96% positive on Steam (SOMA: 23,563 reviews, Mouthwashing: 23,705).
- SOMA is currently ~23% cheaper on Steam than Mouthwashing (5.99 USD vs. 7.79 USD).
- Both are Deck Verified.
SOMA vs Mouthwashing — FAQ
- Which is better, SOMA or Mouthwashing?
- On Steam reviews the two are nearly tied: SOMA sits at 95.8% positive (23,563 reviews), Mouthwashing at 95.8% (23,705). The choice usually comes down to genre fit and the platform features each one supports — see the comparison table above.
- Should I play SOMA or Mouthwashing first?
- If you want chronology, SOMA (2015) came out before Mouthwashing (2024). If neither is a sequel to the other, order doesn't really matter — start with whichever fits your current mood, since both share enough on Steam to make either a reasonable opener.
- Are SOMA and Mouthwashing similar?
- They overlap on 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.
- Do SOMA and Mouthwashing both run on Steam Deck?
- Yes — both are Steam Deck Verified, meaning Valve confirms they run with full controller support, legible text, and default settings out of the box.