Choose UDONGEIN X
Choose UDONGEIN X if it matches what drew you to this matchup. UDONGEIN X launched in 2021.
UDONGEIN X vs UDONGEIN X2
UDONGEIN X and UDONGEIN X2 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. UDONGEIN X (2021) is 3 years older than UDONGEIN X2 (2024). UDONGEIN X is Deck Playable on Steam Deck; UDONGEIN X2 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 UDONGEIN X2
Choose UDONGEIN X2 if you want an Adventure game with Custom Volume Controls, Stereo Sound, and Playable without Timed Input. On Steam, it's the newer release (2024) and ships with the modern feature baseline. UDONGEIN X2 launched in 2024.
Both UDONGEIN X and UDONGEIN X2 sit in Action and Indie on Steam, 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
 UDONGEIN X |  UDONGEIN X2 | |
|---|---|---|
| Released | 2021 | 2024 |
| Genres | Action, Indie | Action, Indie, Adventure |
| Platforms | Windows | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | 4.99 USD | Price unknown |
| Steam reviews | 91% positive (212 reviews) | — |
| Multiplayer | Single-player only | Single-player only |
| Developers | Bar Holographic Otaku | Bar Holographic Otaku |
Side by side
- Both share Action, Indie on Steam.
- UDONGEIN X (2021) is 3 years older than UDONGEIN X2 (2024).
- UDONGEIN X is Deck Playable on Steam Deck; UDONGEIN X2 has no Deck rating yet.
UDONGEIN X vs UDONGEIN X2 — FAQ
- Should I play UDONGEIN X or UDONGEIN X2 first?
- If you want chronology, UDONGEIN X (2021) came out before UDONGEIN X2 (2024). 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 UDONGEIN X and UDONGEIN X2 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.
- Does UDONGEIN X run on Steam Deck?
- Yes — UDONGEIN X is rated Deck Playable by Valve. UDONGEIN X2 doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.