Choose Microsoft Allegiance
Choose Microsoft Allegiance if you want a Free To Play game with Steam Leaderboards and Online PvP. On Steam, it's free to play, so the barrier to trying it is zero. Microsoft Allegiance launched in 2017.
Microsoft Allegiance vs Admirals of Ophiuchus
Microsoft Allegiance and Admirals of Ophiuchus both land in Action, 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 Action, Strategy, Simulation on Steam. Microsoft Allegiance is free; Admirals of Ophiuchus is paid (Price unknown). Admirals of Ophiuchus has co-op; Microsoft Allegiance does not. 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 Admirals of Ophiuchus
Choose Admirals of Ophiuchus if you want an Indie game with LAN PvP, LAN Co-op, and Co-op. On Steam, it has co-op, so you can bring a friend.
Both Microsoft Allegiance and Admirals of Ophiuchus sit in Action, Strategy, and Simulation on Steam and both list Multi-player and PvP, 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
 Microsoft Allegiance |  Admirals of Ophiuchus | |
|---|---|---|
| Released | 2017 | — |
| Genres | Action, Strategy, Simulation, Free To Play | Action, Strategy, Indie, Simulation |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Unrated |
| Price | Free to play | Price unknown |
| Steam reviews | 83.7% positive (153 reviews) | — |
| Multiplayer | Multi-player | Multi-player, LAN Co-op, Co-op |
| Developers | Microsoft Game Studios | Mantegral Studio |
Side by side
- Both share Action, Strategy, Simulation on Steam.
- Microsoft Allegiance is free; Admirals of Ophiuchus is paid (Price unknown).
- Admirals of Ophiuchus has co-op; Microsoft Allegiance does not.
Microsoft Allegiance vs Admirals of Ophiuchus — FAQ
- Are Microsoft Allegiance and Admirals of Ophiuchus similar?
- They overlap on Action, 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.
- Is Microsoft Allegiance free?
- Yes — Microsoft Allegiance is a free-to-play Steam title. Admirals of Ophiuchus is paid (Price unknown).