Choose Thief Simulator
Choose Thief Simulator if it's a focused single-player run rather than a multiplayer commitment. 11,193 Steam reviews back the pick.
Thief Simulator vs Thief Simulator 3
Thief Simulator and Thief Simulator 3 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. Thief Simulator 3 has co-op; Thief Simulator does not. Thief Simulator is Deck Playable on Steam Deck; Thief Simulator 3 has no Deck rating yet. 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 Thief Simulator 3
Choose Thief Simulator 3 if you want the Multi-player, Online Co-op, and Custom Volume Controls side of the pairing. On Steam, it has co-op, so you can bring a friend.
Both Thief Simulator and Thief Simulator 3 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
 Thief Simulator |  Thief Simulator 3 | |
|---|---|---|
| Released | 2018 | — |
| Genres | Action, Indie, Adventure, Simulation | Action, Indie, Adventure, Simulation |
| Platforms | Windows, macOS | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | 19.99 USD | Price unknown |
| Steam reviews | 88.3% positive (11,193 reviews) | — |
| Multiplayer | Single-player only | Multi-player, Online Co-op, Co-op |
| Developers | Noble Muffins | Noble Muffins |
Side by side
- Both share Action, Indie, Adventure on Steam.
- Thief Simulator 3 has co-op; Thief Simulator does not.
- Thief Simulator is Deck Playable on Steam Deck; Thief Simulator 3 has no Deck rating yet.
Thief Simulator vs Thief Simulator 3 — FAQ
- Are Thief Simulator and Thief Simulator 3 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 Thief Simulator have multiplayer like Thief Simulator 3?
- No. Thief Simulator 3 supports multiplayer on Steam (Multi-player, Online Co-op, Co-op), while Thief Simulator is listed as single-player only.
- Does Thief Simulator run on Steam Deck?
- Yes — Thief Simulator is rated Deck Playable by Valve. Thief Simulator 3 doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.