Choose Xenonauts 2
Choose Xenonauts 2 if you want a RPG game with Camera Comfort and Stereo Sound. 2,639 Steam reviews back the pick.
Xenonauts 2 vs Kepler Protocol
Xenonauts 2 and Kepler Protocol both land in Strategy, Simulation 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 Strategy, Simulation on Steam. Xenonauts 2 is Deck Playable on Steam Deck; Kepler Protocol has no Deck rating yet. 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 Kepler Protocol
Choose Kepler Protocol if you want the Keyboard Only Option side of the pairing.
Both Xenonauts 2 and Kepler Protocol sit in Strategy and Simulation on Steam and both list Custom Volume Controls, Playable without Timed Input, and Mouse Only Option, 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
 Xenonauts 2 |  Kepler Protocol | |
|---|---|---|
| Released | 2026 | — |
| Genres | Strategy, Simulation, RPG | Strategy, Simulation |
| Platforms | Windows | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | 39.99 USD | Price unknown |
| Steam reviews | 82.8% positive (2,639 reviews) | — |
| Multiplayer | Single-player only | Single-player only |
| Developers | Goldhawk Interactive | Boe |
Side by side
- Both share Strategy, Simulation on Steam.
- Xenonauts 2 is Deck Playable on Steam Deck; Kepler Protocol has no Deck rating yet.
Xenonauts 2 vs Kepler Protocol — FAQ
- Are Xenonauts 2 and Kepler Protocol similar?
- They overlap on Strategy, Simulation 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 Xenonauts 2 run on Steam Deck?
- Yes — Xenonauts 2 is rated Deck Playable by Valve. Kepler Protocol doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.