Choose Ultratron
Choose Ultratron if you want the Multi-player, Shared/Split Screen, and Steam Leaderboards side of the pairing. Ultratron launched in 2013.
Ultratron vs Kill the Superweapon
Ultratron and Kill the Superweapon both land in Action, Indie 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 on Steam. Ultratron (2013) is 5 years older than Kill the Superweapon (2018). Ultratron scores higher on Steam reviews (85.6% positive) than Kill the Superweapon (84.6% positive). 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 Kill the Superweapon
Choose Kill the Superweapon if it's currently about 20% cheaper on the Steam Store. Kill the Superweapon launched in 2018.
Both Ultratron and Kill the Superweapon sit in Action and Indie on Steam, so either pick lands in the same broad neighborhood. Steam reviews are nearly tied (85.6% vs 84.6% positive), so genre fit is the cleanest tiebreaker — scroll the table for the feature-by-feature view.
Side-by-side comparison
 Ultratron |  Kill the Superweapon | |
|---|---|---|
| Released | 2013 | 2018 |
| Genres | Action, Indie | Action, Indie |
| Platforms | Windows, macOS, Linux | Windows, macOS |
| Steam Deck | Deck Playable | Unrated |
| Price | 9.99 USD | 7.99 USD |
| Steam reviews | 85.6% positive (320 reviews) | 84.6% positive (13 reviews) |
| Multiplayer | Multi-player | Single-player only |
| Developers | Puppygames | Renegade Sector Games |
Side by side
- Both share Action, Indie on Steam.
- Ultratron (2013) is 5 years older than Kill the Superweapon (2018).
- Ultratron scores higher on Steam reviews (85.6% positive) than Kill the Superweapon (84.6% positive).
- Kill the Superweapon is currently ~20% cheaper on Steam than Ultratron (7.99 USD vs. 9.99 USD).
- Ultratron is Deck Playable on Steam Deck; Kill the Superweapon has no Deck rating yet.
Ultratron vs Kill the Superweapon — FAQ
- Should I play Ultratron or Kill the Superweapon first?
- If you want chronology, Ultratron (2013) came out before Kill the Superweapon (2018). 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 Ultratron and Kill the Superweapon similar?
- They overlap on Action, Indie 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 Kill the Superweapon have multiplayer like Ultratron?
- No. Ultratron supports multiplayer on Steam (Multi-player), while Kill the Superweapon is listed as single-player only.
- Does Ultratron run on Steam Deck?
- Yes — Ultratron is rated Deck Playable by Valve. Kill the Superweapon doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.