| 1 |  | Sid Meier's Civilization VIGame · Oct 2016 | 23,345 | 48,955 | 86.1 | 378,618 | −90%$5.99 | 21 Oct 2016 |
| 2 |  | Sid Meier's Civilization VGame · Sep 2010 | 13,137 | 19,471 | 95.3 | 210,681 | −75%$7.49 | 21 Sep 2010 |
| 3 |  | XCOM 2Game · Feb 2016 | 4,114 | 6,111 | 84.6 | 109,371 | $19.99 | 4 Feb 2016 |
| 4 |  | Sid Meier's Civilization VIIGame · Feb 2025 | 16,143 | 25,138 | 48.0 | 59,499 | −50%$34.99 | 10 Feb 2025 |
| 5 |  | XCOM: Enemy UnknownGame · Oct 2012 | 737 | 1,172 | 92.8 | 58,634 | $14.99 | 8 Oct 2012 |
| 6 |  | Marvel's Midnight SunsGame · Dec 2022 | 630 | 882 | 81.8 | 24,356 | $59.99 | 1 Dec 2022 |
| 7 |  | XCOM: Chimera SquadGame · Apr 2020 | 72 | 124 | 70.8 | 23,448 | $9.99 | 23 Apr 2020 |
| 8 |  | Sid Meier's Civilization: Beyond EarthGame · Oct 2014 | 363 | 579 | 60.3 | 23,148 | −75%$9.99 | 23 Oct 2014 |
| 9 |  | Sid Meier's Civilization III: CompleteGame · Oct 2006 | 1,582 | 2,065 | 90.3 | 7,797 | −20%$3.99 | 25 Oct 2006 |
| 10 |  | Sid Meier's Pirates!Game · Jul 2005 | 116 | 162 | 94.2 | 7,540 | $9.99 | 11 Jul 2005 |
| 11 |  | Sid Meier's Civilization IV: Beyond the SwordGame · Jul 2007 | 1,542 | 2,236 | 95.9 | 5,070 | −80%$5.99 | 24 Jul 2007 |
| 12 |  | Sid Meier's Civilization IVGame · Oct 2006 | 676 | 928 | 91.2 | 3,659 | −80%$3.99 | 25 Oct 2006 |
| 13 |  | Sid Meier's Railroads!Game · May 2007 | 58 | 125 | 69.3 | 3,472 | $9.99 | 4 May 2007 |
| 14 |  | Sid Meier's Civilization IV: ColonizationGame · Sep 2008 | 312 | 486 | 85.6 | 1,574 | −80%$5.99 | 23 Sep 2008 |
| 15 |  | Sid Meier's Civilization® VI: Persia and Macedon Civilization & Scenario PackDlc · Mar 2017 | — | — | 35.2 | 668 | Free | 28 Mar 2017 |
| 16 |  | Sid Meier's Alpha Centauri™ Planetary PackGame · Mar 2024 | 62 | 67 | 88.0 | 614 | $4.99 | 7 Mar 2024 |
| 17 |  | Sid Meier's Civilization IV: WarlordsGame · Apr 2007 | 181 | 257 | 87.0 | 550 | $4.99 | 6 Apr 2007 |
| 18 |  | Sid Meier's Civilization® VI: Maya & Gran Colombia PackDlc · May 2020 | — | — | 37.6 | 317 | $8.99 | 20 May 2020 |
| 19 |  | Sid Meier's Civilization VII: Xerxes (The Achaemenid) PersonaDlc · May 2025 | — | — | 0.0 | 14 | −50%$1.99 | 19 May 2025 |
| 20 |  | Sid Meier's Civilization® VII: Carthage PackDlc · May 2025 | — | — | New | 7 | −50%$2.49 | 19 May 2025 |
| 21 |  | Sid Meier's Civilization® VII: Brush and Blade CollectionDlc · Jun 2026 | — | — | New | — | — | 23 Jun 2026 |
| 22 |  | Sid Meier's Civilization V: Gods and KingsDlc · Jun 2012 | — | — | New | — | −75%$7.49 | 18 Jun 2012 |
| 23 |  | Civilization V - Explorer’s Map PackDlc · May 2011 | — | — | New | — | $4.99 | 3 May 2011 |
| 24 |  | Civilization V - Civ and Scenario Double Pack: Spain and IncaDlc · Dec 2010 | — | — | New | — | $7.49 | 16 Dec 2010 |
| 25 |  | Civilization V - Cradle of Civilization Map Pack: MediterraneanDlc · Nov 2010 | — | — | New | — | $2.99 | 30 Nov 2010 |
| 26 |  | Civilization V - Cradle of Civilization Map Pack: MesopotamiaDlc · Nov 2010 | — | — | New | — | $2.99 | 30 Nov 2010 |
| 27 |  | Civilization V - Cradle of Civilization Map Pack: AmericasDlc · Nov 2010 | — | — | New | — | $2.99 | 30 Nov 2010 |
| 28 |  | Civilization V - Cradle of Civilization Map Pack: AsiaDlc · Nov 2010 | — | — | New | — | $2.99 | 30 Nov 2010 |
| 29 |  | Civilization V - Babylon (Nebuchadnezzar II)Dlc · Oct 2010 | — | — | New | — | $4.99 | 25 Oct 2010 |
| 30 |  | CivCity: RomeGame · Apr 2007 | 13 | 21 | New | — | $9.99 | 6 Apr 2007 |