| 1 |  | CitadelumGame · Oct 2024 | 18 | 61 | 81.0 | 1,096 | −50%$12.49 | 17 Oct 2024 |
| 2 |  | One Military CampGame · Jul 2023 | 21 | 72 | 71.8 | 745 | −75%$6.24 | 20 Jul 2023 |
| 3 |  | Cursed Castilla (Maldita Castilla EX)Game · Oct 2016 | 1 | 7 | 89.7 | 669 | −80%$2.39 | 20 Oct 2016 |
| 4 |  | Super HydorahGame · Sep 2017 | 1 | 5 | 81.3 | 331 | −90%$1.99 | 20 Sep 2017 |
| 5 |  | Anoxia StationGame · May 2025 | 2 | 5 | 70.6 | 215 | −60%$5.99 | 9 May 2025 |
| 6 |  | ExographerGame · Sep 2024 | 0 | 5 | 89.0 | 146 | −50%$9.99 | 26 Sep 2024 |
| 7 |  | S.O.N.A.R. - Submarine Operators Not Actually Ready DemoDemo · Sep 2026 | 38 | 221 | New | 63 | Free | 30 Sep 2026 |
| 8 |  | Rock ZombieGame · Nov 2014 | 0 | 0 | 55.5 | 59 | −75%$1.74 | 20 Nov 2014 |
| 9 |  | Underling UprisingGame · May 2026 | 0 | 2 | 53.5 | 27 | −50%$7.49 | 14 May 2026 |
| 10 |  | Citadelum Campaign II: The Last Conqueror of BritanniaDlc · Dec 2024 | — | — | New | 12 | $0.99 | 17 Dec 2024 |
| 11 |  | Ninja Chowdown: Glaze of GloryGame · Jul 2024 | 0 | 0 | New | 9 | −60%$3.99 | 18 Jul 2024 |
| 12 |  | Citadelum Campaign III: The Lost Eagles of GermaniaDlc · Feb 2025 | — | — | New | 7 | $0.99 | 28 Feb 2025 |
| 13 |  | Citadelum Campaign V: The Third Punic WarDlc · Nov 2025 | — | — | New | 4 | $0.99 | 6 Nov 2025 |
| 14 |  | Citadelum Campaign IV: The Gallic WarsDlc · May 2025 | — | — | New | 3 | $0.99 | 9 May 2025 |
| 15 |  | One Military Camp - BiomesDlc · Mar 2024 | — | — | New | 3 | $0.99 | 14 Mar 2024 |
| 16 |  | One Military Camp - Multiplayer ModeDlc · Nov 2023 | — | — | New | 2 | $0.99 | 20 Nov 2023 |
| 17 |  | One Military Camp - Commander GoalsDlc · Jan 2024 | — | — | New | 1 | $0.99 | 25 Jan 2024 |
| 18 |  | One Military Camp - Christmas SeasonDlc · Dec 2023 | — | — | New | 1 | Free | 21 Dec 2023 |
| 19 |  | S.O.N.A.R. - Super Fan Supporter PackDlc · Oct 2026 | — | — | New | 0 | $9.99 | 29 Oct 2026 |
| 20 |  | S.O.N.A.R. - Submarine Operators Not Actually ReadyGame · Oct 2026 | 769 | 2,639 | New | 0 | −15%$8.49 | 29 Oct 2026 |
| 21 |  | Citadelum Original SoundtrackMusic · Oct 2024 | — | — | New | 0 | −50%$2.99 | 17 Oct 2024 |
| 22 |  | Citadelum DemoDemo · May 2024 | 0 | 0 | New | — | Not sold here | 21 May 2024 |
| 23 |  | Gladiators of CitadelumGame | — | — | New | 0 | Free | — |
| 24 |  | HermeticaGame | — | — | New | 0 | Free | — |