Choose Celtreos
Choose Celtreos if you want the DualShock Controller Support, DualSense Controller Support, and Adjustable Text Size side of the pairing. Celtreos launched in 2019.
Celtreos vs Impulse Reactor
Celtreos and Impulse Reactor 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. Celtreos (2019) is 7 years older than Impulse Reactor (2026). Impulse Reactor is currently ~82% cheaper on Steam than Celtreos (1.79 USD vs. 9.99 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 Impulse Reactor
Choose Impulse Reactor if it's currently about 82% cheaper on the Steam Store. Impulse Reactor launched in 2026.
Both Celtreos and Impulse Reactor sit in Action and Indie on Steam and both list Multi-player, Shared/Split Screen, and Shared/Split Screen 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
 Celtreos |  Impulse Reactor | |
|---|---|---|
| Released | 2019 | 2026 |
| Genres | Action, Indie | Action, Indie |
| Platforms | macOS | Windows |
| Steam Deck | Unrated | Unrated |
| Price | 9.99 USD | 1.79 USD |
| Steam reviews | — | 3 reviews |
| Multiplayer | Multi-player, Shared/Split Screen Co-op, Co-op | Multi-player, Shared/Split Screen Co-op, Co-op |
| Developers | Kevin M. Grant | Ian Roberts |
Side by side
- Both share Action, Indie on Steam.
- Celtreos (2019) is 7 years older than Impulse Reactor (2026).
- Impulse Reactor is currently ~82% cheaper on Steam than Celtreos (1.79 USD vs. 9.99 USD).
- Both support cooperative play.
Celtreos vs Impulse Reactor — FAQ
- Should I play Celtreos or Impulse Reactor first?
- If you want chronology, Celtreos (2019) came out before Impulse Reactor (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 Celtreos and Impulse Reactor 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.
- Do both Celtreos and Impulse Reactor have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: Celtreos ships Shared/Split Screen Co-op, Co-op; Impulse Reactor ships Shared/Split Screen Co-op, Co-op.