Katanaut and Upload Aliens 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. Katanaut (2025) is 1 year older than Upload Aliens (2026). Katanaut is Deck Verified on Steam Deck; Upload Aliens 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.
Choose Katanaut if you want a Sports, Adventure, and Simulation game with Steam Leaderboards, Adjustable Text Size, and Subtitle Options. On Steam, it's Steam Deck Verified, so handheld play works out of the box. Katanaut launched in 2025.
Choose Upload Aliens if it matches what drew you to this matchup. Upload Aliens launched in 2026.
Both Katanaut and Upload Aliens sit in Action and Indie on Steam and both list Custom Volume Controls, Playable without Timed Input, and Keyboard 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.
 Katanaut |  Upload Aliens | |
|---|---|---|
| Released | 2025 | 2026 |
| Genres | Action, Sports, Indie, Adventure, Simulation, RPG | Action, Indie |
| Platforms | Windows | Windows |
| Steam Deck | Deck Verified | Unrated |
| Price | 17.99 USD | Price unknown |
| Steam reviews | 93% positive (214 reviews) | — |
| Multiplayer | Single-player only | Single-player only |
| Developers | Voidmaw | MoonJourney |
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