Choose Zoo 2: Animal Park
Choose Zoo 2: Animal Park if you want a Free To Play experience. On Steam, it's free to play, so the barrier to trying it is zero. Zoo 2: Animal Park launched in 2020.
Zoo 2: Animal Park vs Model Railway Millionaire
Zoo 2: Animal Park and Model Railway Millionaire both land in Simulation, 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 share Simulation, Casual on Steam. Zoo 2: Animal Park (2020) is 3 years older than Model Railway Millionaire (2023). Zoo 2: Animal Park is free; Model Railway Millionaire is paid (19.99 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 Model Railway Millionaire
Choose Model Railway Millionaire if you want a Strategy experience. On Steam, it's the newer release (2023) and ships with the modern feature baseline. Model Railway Millionaire launched in 2023.
Both Zoo 2: Animal Park and Model Railway Millionaire sit in Simulation and Casual 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
 Zoo 2: Animal Park |  Model Railway Millionaire | |
|---|---|---|
| Released | 2020 | 2023 |
| Genres | Simulation, Free To Play, Casual | Strategy, Simulation, Casual |
| Platforms | Windows | Windows |
| Steam Deck | Deck Verified | Deck Playable |
| Price | Free to play | 19.99 USD |
| Steam reviews | 71.8% positive (648 reviews) | 1 reviews |
| Multiplayer | Single-player only | Single-player only |
| Developers | KING Art | Redbrick Studios Ltd |
Side by side
- Both share Simulation, Casual on Steam.
- Zoo 2: Animal Park (2020) is 3 years older than Model Railway Millionaire (2023).
- Zoo 2: Animal Park is free; Model Railway Millionaire is paid (19.99 USD).
- Steam Deck: Zoo 2: Animal Park is Deck Verified, Model Railway Millionaire is Deck Playable.
Zoo 2: Animal Park vs Model Railway Millionaire — FAQ
- Should I play Zoo 2: Animal Park or Model Railway Millionaire first?
- If you want chronology, Zoo 2: Animal Park (2020) came out before Model Railway Millionaire (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 Zoo 2: Animal Park and Model Railway Millionaire similar?
- They overlap on Simulation, 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.
- Is Zoo 2: Animal Park free?
- Yes — Zoo 2: Animal Park is a free-to-play Steam title. Model Railway Millionaire is paid (19.99 USD).