Choose Mirth Island
Choose Mirth Island if you want an Indie and Adventure experience. On Steam, it's a focused single-player run rather than a multiplayer commitment.
Mirth Island vs Samly's Bookly
Mirth Island and Samly's Bookly both land in Casual 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 Casual games on Steam. Samly's Bookly has co-op; Mirth Island does not. 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 Samly's Bookly
Choose Samly's Bookly if you want a Simulation and Early Access game with Multi-player, Online Co-op, and DualShock Controller Support. On Steam, it has co-op, so you can bring a friend.
Both Mirth Island and Samly's Bookly sit in Casual on Steam and both list DualSense Controller Support and Custom Volume Controls, 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
 Mirth Island |  Samly's Bookly | |
|---|---|---|
| Released | — | — |
| Genres | Indie, Adventure, Casual | Simulation, Casual, Early Access |
| Platforms | Windows | Windows, macOS |
| Steam Deck | Unrated | Unrated |
| Price | Price unknown | Price unknown |
| Steam reviews | — | — |
| Multiplayer | Single-player only | Multi-player, Cross-Platform Multiplayer, Online Co-op |
| Developers | Clay Game Studio | Samly |
Side by side
- Both are Casual games on Steam.
- Samly's Bookly has co-op; Mirth Island does not.
Mirth Island vs Samly's Bookly — FAQ
- Are Mirth Island and Samly's Bookly similar?
- They overlap on Casual 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 Mirth Island have multiplayer like Samly's Bookly?
- No. Samly's Bookly supports multiplayer on Steam (Multi-player, Cross-Platform Multiplayer, Online Co-op), while Mirth Island is listed as single-player only.