Choose _OUR_:_Defense 2021
Choose _OUR_:_Defense 2021 if it matches what drew you to this matchup. _OUR_:_Defense 2021 launched in 2020.
_OUR_:_Defense 2021 vs Bitosphere
_OUR_:_Defense 2021 and Bitosphere both land in Strategy, 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 Strategy, Indie, Casual on Steam. _OUR_:_Defense 2021 (2020) is 4 years older than Bitosphere (2024). Bitosphere is currently ~80% cheaper on Steam than _OUR_:_Defense 2021 (0.99 USD vs. 4.99 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 Bitosphere
Choose Bitosphere if it's currently about 80% cheaper on the Steam Store. Bitosphere launched in 2024.
Both _OUR_:_Defense 2021 and Bitosphere sit in Strategy, 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
 _OUR_:_Defense 2021 |  Bitosphere | |
|---|---|---|
| Released | 2020 | 2024 |
| Genres | Strategy, Indie, Casual | Strategy, Indie, Casual |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Unrated |
| Price | 4.99 USD | 0.99 USD |
| Steam reviews | — | 1 reviews |
| Multiplayer | Single-player only | Single-player only |
| Developers | M58 | Abdullah Al Bajjali |
Side by side
- Both share Strategy, Indie, Casual on Steam.
- _OUR_:_Defense 2021 (2020) is 4 years older than Bitosphere (2024).
- Bitosphere is currently ~80% cheaper on Steam than _OUR_:_Defense 2021 (0.99 USD vs. 4.99 USD).
_OUR_:_Defense 2021 vs Bitosphere — FAQ
- Should I play _OUR_:_Defense 2021 or Bitosphere first?
- If you want chronology, _OUR_:_Defense 2021 (2020) came out before Bitosphere (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 _OUR_:_Defense 2021 and Bitosphere similar?
- They overlap on Strategy, 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.