Choose Outlast
Choose Outlast if it's a focused single-player run rather than a multiplayer commitment. 28,158 Steam reviews back the pick.
Outlast vs Specimen 13
Outlast and Specimen 13 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. Outlast (2013) is 7 years older than Specimen 13 (2020). Specimen 13 is currently ~40% cheaper on Steam than Outlast (8.99 USD vs. 14.99 USD). 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 Specimen 13
Choose Specimen 13 if you want the Multi-player, Online PvP, and Online Co-op side of the pairing. On Steam, it's currently about 40% cheaper on the Steam Store. Specimen 13 launched in 2020.
Both Outlast and Specimen 13 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
 Outlast |  Specimen 13 | |
|---|---|---|
| Released | 2013 | 2020 |
| Genres | Action, Indie, Adventure | Action, Indie, Adventure |
| Platforms | Windows, macOS, Linux | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | 14.99 USD | 8.99 USD |
| Steam reviews | 96.1% positive (28,158 reviews) | 5 reviews |
| Multiplayer | Single-player only | Multi-player, Online Co-op, Co-op |
| Developers | Red Barrels | Spire Interactive |
Side by side
- Both share Action, Indie, Adventure on Steam.
- Outlast (2013) is 7 years older than Specimen 13 (2020).
- Specimen 13 is currently ~40% cheaper on Steam than Outlast (8.99 USD vs. 14.99 USD).
- Specimen 13 has co-op; Outlast does not.
- Outlast is Deck Playable on Steam Deck; Specimen 13 has no Deck rating yet.
Outlast vs Specimen 13 — FAQ
- Should I play Outlast or Specimen 13 first?
- If you want chronology, Outlast (2013) came out before Specimen 13 (2020). 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 Outlast and Specimen 13 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 Outlast have multiplayer like Specimen 13?
- No. Specimen 13 supports multiplayer on Steam (Multi-player, Online Co-op, Co-op), while Outlast is listed as single-player only.
- Does Outlast run on Steam Deck?
- Yes — Outlast is rated Deck Playable by Valve. Specimen 13 doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.