Choose Dark Old Sun
Choose Dark Old Sun if it's free to play, so the barrier to trying it is zero. Dark Old Sun launched in 2018.
Dark Old Sun vs Earthion
Dark Old Sun and Earthion both land in Action 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 are Action games on Steam. Dark Old Sun (2018) is 7 years older than Earthion (2025). Earthion scores higher on Steam reviews (96.9% positive) than Dark Old Sun (87% positive). 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 Earthion
Choose Earthion if it's the newer release (2025) and ships with the modern feature baseline. Earthion launched in 2025.
Both Dark Old Sun and Earthion sit in Action 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
 Dark Old Sun |  Earthion | |
|---|---|---|
| Released | 2018 | 2025 |
| Genres | Action | Action |
| Platforms | Windows, macOS, Linux | Windows |
| Steam Deck | Deck Playable | Deck Verified |
| Price | Free to play | 19.99 USD |
| Steam reviews | 87% positive (23 reviews) | 96.9% positive (295 reviews) |
| Multiplayer | Single-player only | Single-player only |
| Developers | SN!Somos Nerds | Ancient Corporation, Bitwave Games |
Side by side
- Both are Action games on Steam.
- Dark Old Sun (2018) is 7 years older than Earthion (2025).
- Earthion scores higher on Steam reviews (96.9% positive) than Dark Old Sun (87% positive).
- Dark Old Sun is free; Earthion is paid (19.99 USD).
- Steam Deck: Dark Old Sun is Deck Playable, Earthion is Deck Verified.
Dark Old Sun vs Earthion — FAQ
- Should I play Dark Old Sun or Earthion first?
- If you want chronology, Dark Old Sun (2018) came out before Earthion (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 Dark Old Sun and Earthion similar?
- They overlap on Action 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 Dark Old Sun free?
- Yes — Dark Old Sun is a free-to-play Steam title. Earthion is paid (19.99 USD).