Choose Ultra Kingdoms
Choose Ultra Kingdoms if you want an Action, Sports, and Casual game with HDR available.
Ultra Kingdoms vs Grudge
Ultra Kingdoms and Grudge both land in Strategy, Indie, Adventure 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, Indie, Adventure on Steam. Both are free to play. Both support cooperative play. 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 Grudge
Choose Grudge if you want a Free To Play experience. Grudge launched in 2024.
Both Ultra Kingdoms and Grudge sit in Strategy, Indie, and Adventure on Steam and both list Multi-player, MMO, and Online 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
 Ultra Kingdoms |  Grudge | |
|---|---|---|
| Released | — | 2024 |
| Genres | Action, Sports, Strategy, Indie, Adventure, Massively Multiplayer, RPG, Casual, Early Access | Strategy, Indie, Adventure, Massively Multiplayer, RPG, Free To Play, Early Access |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Deck Unsupported |
| Price | Free to play | Free to play |
| Steam reviews | — | 68.4% positive (19 reviews) |
| Multiplayer | Multi-player, Online Co-op, Co-op | Multi-player, Online Co-op, Co-op |
| Developers | Cyber Apes Yacht Club | Grudge Studio |
Side by side
- Both share Strategy, Indie, Adventure on Steam.
- Both are free to play.
- Both support cooperative play.
- Grudge is Deck Unsupported on Steam Deck; Ultra Kingdoms has no Deck rating yet.
Ultra Kingdoms vs Grudge — FAQ
- Are Ultra Kingdoms and Grudge similar?
- They overlap on Strategy, Indie, Adventure 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 Ultra Kingdoms and Grudge have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: Ultra Kingdoms ships Online Co-op, Co-op; Grudge ships Online Co-op, Co-op.