Choose Rust
Choose Rust if you want an Indie, Massively Multiplayer, and RPG game with MMO, Online PvP, and Online Co-op. On Steam, it has co-op, so you can bring a friend. 519,643 Steam reviews back the pick.
Rust vs KILLWORLD
Rust and KILLWORLD both land in Action, 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, Adventure on Steam. Rust (2018) is 8 years older than KILLWORLD (2026). Rust has co-op; KILLWORLD 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 KILLWORLD
Choose KILLWORLD if you want the Playable without Timed Input side of the pairing. On Steam, it's the newer release (2026) and ships with the modern feature baseline. KILLWORLD launched in 2026.
Both Rust and KILLWORLD sit in Action and Adventure on Steam and both list Multi-player, PvP, and Stereo Sound, 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
 Rust |  KILLWORLD | |
|---|---|---|
| Released | 2018 | 2026 |
| Genres | Action, Indie, Adventure, Massively Multiplayer, RPG | Action, Adventure |
| Platforms | Windows, macOS | Windows |
| Steam Deck | Deck Unsupported | Unrated |
| Price | 19.99 USD | Price unknown |
| Steam reviews | 86.7% positive (519,643 reviews) | — |
| Multiplayer | Multi-player, Cross-Platform Multiplayer, Online Co-op | Multi-player |
| Developers | Facepunch Studios | Hunt Studio |
Side by side
- Both share Action, Adventure on Steam.
- Rust (2018) is 8 years older than KILLWORLD (2026).
- Rust has co-op; KILLWORLD does not.
- Rust is Deck Unsupported on Steam Deck; KILLWORLD has no Deck rating yet.
Rust vs KILLWORLD — FAQ
- Should I play Rust or KILLWORLD first?
- If you want chronology, Rust (2018) came out before KILLWORLD (2026). 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 Rust and KILLWORLD similar?
- They overlap on Action, 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.