Choose Hospital 666
Choose Hospital 666 if you want an Action game with Multi-player, Online Co-op, and Co-op. On Steam, it has co-op, so you can bring a friend. Hospital 666 launched in 2024.
Hospital 666 vs APT. 407
Hospital 666 and APT. 407 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. Hospital 666 (2024) is 1 year older than APT. 407 (2025). Hospital 666 scores higher on Steam reviews (80.4% positive) than APT. 407 (66.7% positive). 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 APT. 407
Choose APT. 407 if you want the Stereo Sound and Playable without Timed Input side of the pairing. On Steam, it's currently about 63% cheaper on the Steam Store. APT. 407 launched in 2025.
Both Hospital 666 and APT. 407 sit in 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
 Hospital 666 |  APT. 407 | |
|---|---|---|
| Released | 2024 | 2025 |
| Genres | Action, Indie, Adventure | Indie, Adventure |
| Platforms | Windows | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | 7.99 USD | 2.99 USD |
| Steam reviews | 80.4% positive (296 reviews) | 66.7% positive (15 reviews) |
| Multiplayer | Multi-player, Online Co-op, Co-op | Single-player only |
| Developers | Lokin | Jayhyeon Studio |
Side by side
- Both share Indie, Adventure on Steam.
- Hospital 666 (2024) is 1 year older than APT. 407 (2025).
- Hospital 666 scores higher on Steam reviews (80.4% positive) than APT. 407 (66.7% positive).
- APT. 407 is currently ~63% cheaper on Steam than Hospital 666 (2.99 USD vs. 7.99 USD).
- Hospital 666 has co-op; APT. 407 does not.
- Hospital 666 is Deck Playable on Steam Deck; APT. 407 has no Deck rating yet.
Hospital 666 vs APT. 407 — FAQ
- Should I play Hospital 666 or APT. 407 first?
- If you want chronology, Hospital 666 (2024) came out before APT. 407 (2025). 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 Hospital 666 and APT. 407 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.
- Does APT. 407 have multiplayer like Hospital 666?
- No. Hospital 666 supports multiplayer on Steam (Multi-player, Online Co-op, Co-op), while APT. 407 is listed as single-player only.
- Does Hospital 666 run on Steam Deck?
- Yes — Hospital 666 is rated Deck Playable by Valve. APT. 407 doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.