Choose UpBoll
Choose UpBoll if you want an Early Access experience. On Steam, it's free to play, so the barrier to trying it is zero. UpBoll launched in 2020.
UpBoll vs Zombie Apocalypse 2021
UpBoll and Zombie Apocalypse 2021 both land in Indie, Casual 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 Indie, Casual on Steam. UpBoll (2020) is 1 year older than Zombie Apocalypse 2021 (2021). UpBoll is free; Zombie Apocalypse 2021 is paid (1.99 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 Zombie Apocalypse 2021
Choose Zombie Apocalypse 2021 if you want an Action and Adventure experience. Zombie Apocalypse 2021 launched in 2021.
Both UpBoll and Zombie Apocalypse 2021 sit in Indie and Casual 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
 UpBoll |  Zombie Apocalypse 2021 | |
|---|---|---|
| Released | 2020 | 2021 |
| Genres | Indie, Casual, Early Access | Action, Indie, Adventure, Casual |
| Platforms | Windows | Windows |
| Steam Deck | Deck Verified | Unrated |
| Price | Free to play | 1.99 USD |
| Steam reviews | 6 reviews | — |
| Multiplayer | Single-player only | Single-player only |
| Developers | Morningstar Studios | CoolCraftGames |
Side by side
- Both share Indie, Casual on Steam.
- UpBoll (2020) is 1 year older than Zombie Apocalypse 2021 (2021).
- UpBoll is free; Zombie Apocalypse 2021 is paid (1.99 USD).
- UpBoll is Deck Verified on Steam Deck; Zombie Apocalypse 2021 has no Deck rating yet.
UpBoll vs Zombie Apocalypse 2021 — FAQ
- Should I play UpBoll or Zombie Apocalypse 2021 first?
- If you want chronology, UpBoll (2020) came out before Zombie Apocalypse 2021 (2021). 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 UpBoll and Zombie Apocalypse 2021 similar?
- They overlap on Indie, Casual 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 UpBoll free?
- Yes — UpBoll is a free-to-play Steam title. Zombie Apocalypse 2021 is paid (1.99 USD).
- Does UpBoll run on Steam Deck?
- Yes — UpBoll is rated Deck Verified by Valve. Zombie Apocalypse 2021 doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.