Choose PRINCIPIA: Master of Science
Choose PRINCIPIA: Master of Science if you want an Indie and Early Access experience. PRINCIPIA: Master of Science launched in 2016.
PRINCIPIA: Master of Science vs Just Power: The Papal States
PRINCIPIA: Master of Science and Just Power: The Papal States both land in 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 are Simulation games on Steam. PRINCIPIA: Master of Science (2016) is 6 years older than Just Power: The Papal States (2022). Just Power: The Papal States is currently ~50% cheaper on Steam than PRINCIPIA: Master of Science (4.99 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 Just Power: The Papal States
Choose Just Power: The Papal States if you want a Strategy experience. On Steam, it's currently about 50% cheaper on the Steam Store. Just Power: The Papal States launched in 2022.
Both PRINCIPIA: Master of Science and Just Power: The Papal States sit in 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
 PRINCIPIA: Master of Science |  Just Power: The Papal States | |
|---|---|---|
| Released | 2016 | 2022 |
| Genres | Indie, Simulation, Early Access | Strategy, Simulation |
| Platforms | Windows, macOS | Windows |
| Steam Deck | Unrated | Unrated |
| Price | 9.99 USD | 4.99 USD |
| Steam reviews | 63.3% positive (49 reviews) | 7 reviews |
| Multiplayer | Single-player only | Single-player only |
| Developers | tomeapp | Stikcy Games |
Side by side
- Both are Simulation games on Steam.
- PRINCIPIA: Master of Science (2016) is 6 years older than Just Power: The Papal States (2022).
- Just Power: The Papal States is currently ~50% cheaper on Steam than PRINCIPIA: Master of Science (4.99 USD vs. 9.99 USD).
PRINCIPIA: Master of Science vs Just Power: The Papal States — FAQ
- Should I play PRINCIPIA: Master of Science or Just Power: The Papal States first?
- If you want chronology, PRINCIPIA: Master of Science (2016) came out before Just Power: The Papal States (2022). 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 PRINCIPIA: Master of Science and Just Power: The Papal States similar?
- They overlap on 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.