Choose Portal 2
Choose Portal 2 if you want the Multi-player, Shared/Split Screen, and Online Co-op side of the pairing. On Steam, it's Steam Deck Verified, so handheld play works out of the box. 169,764 Steam reviews back the pick.
Portal 2 vs Chicken Up
Portal 2 and Chicken Up both land in Action, 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 Action, Adventure on Steam. Portal 2 (2011) is 14 years older than Chicken Up (2025). Chicken Up is currently ~93% cheaper on Steam than Portal 2 (0.69 USD vs. 9.99 USD). 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 Chicken Up
Choose Chicken Up if it's currently about 93% cheaper on the Steam Store. Chicken Up launched in 2025.
Both Portal 2 and Chicken Up sit in Action and Adventure 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
 Portal 2 |  Chicken Up | |
|---|---|---|
| Released | 2011 | 2025 |
| Genres | Action, Adventure | Action, Adventure |
| Platforms | Windows, Linux | Windows |
| Steam Deck | Deck Verified | Unrated |
| Price | 9.99 USD | 0.69 USD |
| Steam reviews | 98.9% positive (169,764 reviews) | 1 reviews |
| Multiplayer | Multi-player, Online Co-op, Shared/Split Screen Co-op | Single-player only |
| Developers | Valve | Chunky Cats Games |
Side by side
- Both share Action, Adventure on Steam.
- Portal 2 (2011) is 14 years older than Chicken Up (2025).
- Chicken Up is currently ~93% cheaper on Steam than Portal 2 (0.69 USD vs. 9.99 USD).
- Portal 2 has co-op; Chicken Up does not.
- Portal 2 is Deck Verified on Steam Deck; Chicken Up has no Deck rating yet.
Portal 2 vs Chicken Up — FAQ
- Should I play Portal 2 or Chicken Up first?
- If you want chronology, Portal 2 (2011) came out before Chicken Up (2025). 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 Portal 2 and Chicken Up similar?
- They overlap on Action, 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.
- Does Chicken Up have multiplayer like Portal 2?
- No. Portal 2 supports multiplayer on Steam (Multi-player, Online Co-op, Shared/Split Screen Co-op), while Chicken Up is listed as single-player only.
- Does Portal 2 run on Steam Deck?
- Yes — Portal 2 is rated Deck Verified by Valve. Chicken Up doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.