Choose Spacebase DF-9
Choose Spacebase DF-9 if you want an Indie experience. 2,862 Steam reviews back the pick.
Spacebase DF-9 vs StackFortress
Spacebase DF-9 and StackFortress both land in Strategy, Simulation 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, Simulation on Steam. Spacebase DF-9 (2014) is 4 years older than StackFortress (2018). StackFortress scores higher on Steam reviews (35.7% positive) than Spacebase DF-9 (16.2% 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 StackFortress
Choose StackFortress if you want an Early Access experience. On Steam, it's the newer release (2018) and ships with the modern feature baseline. StackFortress launched in 2018.
Both Spacebase DF-9 and StackFortress sit in Strategy and Simulation 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
 Spacebase DF-9 |  StackFortress | |
|---|---|---|
| Released | 2014 | 2018 |
| Genres | Strategy, Indie, Simulation | Strategy, Simulation, Early Access |
| Platforms | Windows, macOS, Linux | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | 9.99 USD | 9.99 USD |
| Steam reviews | 16.2% positive (2,862 reviews) | 35.7% positive (14 reviews) |
| Multiplayer | Single-player only | Single-player only |
| Developers | Double Fine Productions | Overimagined Games |
Side by side
- Both share Strategy, Simulation on Steam.
- Spacebase DF-9 (2014) is 4 years older than StackFortress (2018).
- StackFortress scores higher on Steam reviews (35.7% positive) than Spacebase DF-9 (16.2% positive).
- StackFortress is currently ~0% cheaper on Steam than Spacebase DF-9 (9.99 USD vs. 9.99 USD).
- Spacebase DF-9 is Deck Playable on Steam Deck; StackFortress has no Deck rating yet.
Spacebase DF-9 vs StackFortress — FAQ
- Should I play Spacebase DF-9 or StackFortress first?
- If you want chronology, Spacebase DF-9 (2014) came out before StackFortress (2018). 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 Spacebase DF-9 and StackFortress similar?
- They overlap on Strategy, Simulation 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 Spacebase DF-9 run on Steam Deck?
- Yes — Spacebase DF-9 is rated Deck Playable by Valve. StackFortress doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.