Choose SAS: Zombie Assault 4
Choose SAS: Zombie Assault 4 if you want a Free To Play game with Steam Leaderboards, Online PvP, and PvP. On Steam, it's free to play, so the barrier to trying it is zero. 5,003 Steam reviews back the pick.
SAS: Zombie Assault 4 vs Zombie Assault: Resurgence
SAS: Zombie Assault 4 and Zombie Assault: Resurgence both land in Action, RPG 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, RPG on Steam. SAS: Zombie Assault 4 is free; Zombie Assault: Resurgence is paid (Price unknown). Both support cooperative play. 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 Zombie Assault: Resurgence
Choose Zombie Assault: Resurgence if you want the Steam Timeline side of the pairing.
Both SAS: Zombie Assault 4 and Zombie Assault: Resurgence sit in Action and RPG on Steam and both list Multi-player, Online Co-op, and Co-op, 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
 SAS: Zombie Assault 4 |  Zombie Assault: Resurgence | |
|---|---|---|
| Released | 2017 | — |
| Genres | Action, RPG, Free To Play | Action, RPG |
| Platforms | Windows, macOS | Windows, macOS |
| Steam Deck | Deck Verified | Unrated |
| Price | Free to play | Price unknown |
| Steam reviews | 85.1% positive (5,003 reviews) | — |
| Multiplayer | Multi-player, Cross-Platform Multiplayer, Online Co-op | Multi-player, Cross-Platform Multiplayer, Online Co-op |
| Developers | Ninja Kiwi | Ninja Kiwi |
Side by side
- Both share Action, RPG on Steam.
- SAS: Zombie Assault 4 is free; Zombie Assault: Resurgence is paid (Price unknown).
- Both support cooperative play.
- SAS: Zombie Assault 4 is Deck Verified on Steam Deck; Zombie Assault: Resurgence has no Deck rating yet.
SAS: Zombie Assault 4 vs Zombie Assault: Resurgence — FAQ
- Are SAS: Zombie Assault 4 and Zombie Assault: Resurgence similar?
- They overlap on Action, RPG 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.
- Do both SAS: Zombie Assault 4 and Zombie Assault: Resurgence have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: SAS: Zombie Assault 4 ships Online Co-op, Co-op; Zombie Assault: Resurgence ships Online Co-op, Co-op.
- Is SAS: Zombie Assault 4 free?
- Yes — SAS: Zombie Assault 4 is a free-to-play Steam title. Zombie Assault: Resurgence is paid (Price unknown).
- Does SAS: Zombie Assault 4 run on Steam Deck?
- Yes — SAS: Zombie Assault 4 is rated Deck Verified by Valve. Zombie Assault: Resurgence doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.