Choose The Mystery of William Moore
Choose The Mystery of William Moore if you want a Casual experience. The Mystery of William Moore launched in 2022.
The Mystery of William Moore vs "I Know This Place..?" chapter I (prologue)
The Mystery of William Moore and "I Know This Place..?" chapter I (prologue) both land in 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 are Adventure games on Steam. The Mystery of William Moore (2022) is 1 year older than "I Know This Place..?" chapter I (prologue) (2023). "I Know This Place..?" chapter I (prologue) is currently ~96% cheaper on Steam than The Mystery of William Moore (0.99 USD vs. 22.22 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 "I Know This Place..?" chapter I (prologue)
Choose "I Know This Place..?" chapter I (prologue) if you want an Indie experience. On Steam, it's currently about 96% cheaper on the Steam Store. "I Know This Place..?" chapter I (prologue) launched in 2023.
Both The Mystery of William Moore and "I Know This Place..?" chapter I (prologue) sit in 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
 The Mystery of William Moore |  "I Know This Place..?" chapter I (prologue) | |
|---|---|---|
| Released | 2022 | 2023 |
| Genres | Adventure, Casual | Indie, Adventure |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Unrated |
| Price | 22.22 USD | 0.99 USD |
| Steam reviews | 2 reviews | 87% positive (23 reviews) |
| Multiplayer | Single-player only | Single-player only |
| Developers | Atlantean Games | SameFrame, RBL LABS |
Side by side
- Both are Adventure games on Steam.
- The Mystery of William Moore (2022) is 1 year older than "I Know This Place..?" chapter I (prologue) (2023).
- "I Know This Place..?" chapter I (prologue) is currently ~96% cheaper on Steam than The Mystery of William Moore (0.99 USD vs. 22.22 USD).
The Mystery of William Moore vs "I Know This Place..?" chapter I (prologue) — FAQ
- Should I play The Mystery of William Moore or "I Know This Place..?" chapter I (prologue) first?
- If you want chronology, The Mystery of William Moore (2022) came out before "I Know This Place..?" chapter I (prologue) (2023). 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 The Mystery of William Moore and "I Know This Place..?" chapter I (prologue) similar?
- They overlap on 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.