Choose GUNHEAD
Choose GUNHEAD if you want an Indie experience. On Steam, it's Steam Deck Verified, so handheld play works out of the box. GUNHEAD launched in 2023.
GUNHEAD vs Mars vs. Robots
GUNHEAD and Mars vs. Robots both land in Action 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 Action games on Steam. GUNHEAD (2023) is 1 year older than Mars vs. Robots (2024). Mars vs. Robots is free; GUNHEAD 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 Mars vs. Robots
Choose Mars vs. Robots if you want a Strategy and Free To Play experience. On Steam, it's free to play, so the barrier to trying it is zero. Mars vs. Robots launched in 2024.
Both GUNHEAD and Mars vs. Robots sit in Action 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
 GUNHEAD |  Mars vs. Robots | |
|---|---|---|
| Released | 2023 | 2024 |
| Genres | Action, Indie | Action, Strategy, Free To Play |
| Platforms | Windows | Windows |
| Steam Deck | Deck Verified | Unrated |
| Price | 19.99 USD | Free to play |
| Steam reviews | 68.8% positive (128 reviews) | 8 reviews |
| Multiplayer | Single-player only | Single-player only |
| Developers | Alientrap | SUPERita |
Side by side
- Both are Action games on Steam.
- GUNHEAD (2023) is 1 year older than Mars vs. Robots (2024).
- Mars vs. Robots is free; GUNHEAD is paid (19.99 USD).
- GUNHEAD is Deck Verified on Steam Deck; Mars vs. Robots has no Deck rating yet.
GUNHEAD vs Mars vs. Robots — FAQ
- Should I play GUNHEAD or Mars vs. Robots first?
- If you want chronology, GUNHEAD (2023) came out before Mars vs. Robots (2024). 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 GUNHEAD and Mars vs. Robots similar?
- They overlap on Action 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 Mars vs. Robots free?
- Yes — Mars vs. Robots is a free-to-play Steam title. GUNHEAD is paid (19.99 USD).
- Does GUNHEAD run on Steam Deck?
- Yes — GUNHEAD is rated Deck Verified by Valve. Mars vs. Robots doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.