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Mars Horizon Lead a major space agency as you guide humanity to Mars in this strategy simulation game. Construct a base, design and build rockets, conduct missions throughout the Solar System, and write your own history of Space exploration. Created with support from the European Space Agency.
Players on Steam, last 48 hours| Poll | Players |
|---|---|
| 31 Oct, 10:57 UTC | 6 |
| 30 Oct, 10:57 UTC | 10 |
Player counts over time, as we observed them.
Source: Steam Web API, ISteamUserStats/GetNumberOfCurrentPlayers. Full methodology
Player Retention| Month | Avg players | Kept | Compared with other games |
|---|---|---|---|
| LaunchNovember 2020 | 1,113 | — | The busier of its first two months |
| 3 months onFebruary 2021 | 78 | 7% | Loses players fast (better than 6% of 9,259 other games) |
| 12 months onNovember 2021 | 50 | 4.5% | Loses players fast (better than 7% of 7,793 other games) |
Mars Horizon kept 7% of the average players it had at its launch in November 2020 after 3 months and 4.5% after 12 months. Monthly averages, ranked against every game we can score. How we count
Players By Month| Month | Average | Change | Change % | Peak |
|---|---|---|---|---|
| October 2026Oct 2026 (from 19 Oct) | 10 | 0 | −1.5% | 18 |
| September 2026Sept 2026 | 11 | −5 | −31.7% | 30 |
| August 2026Aug 2026 | 15 | −10 | −38.8% | 46 |
| July 2026Jul 2026 | 25 | +13 | +101.5% | 90 |
| June 2026Jun 2026 | 13 | −5 | −26.7% | 29 |
| May 2026May 2026 | 17 | −12 | −41.8% | 42 |
| April 2026Apr 2026 | 29 | +16 | +126.7% | 88 |
| March 2026Mar 2026 | 13 | −1 | −9.3% | 29 |
| February 2026Feb 2026 | 14 | −1 | −9.6% | 36 |
| January 2026Jan 2026 | 16 | +1 | +9.4% | 47 |
| December 2025Dec 2025 | 14 | −1 | −7.6% | 34 |
| November 2025Nov 2025 | 16 | −5 | −26.1% | 37 |
| October 2025Oct 2025 | 21 | +4 | +21.8% | 59 |
| September 2025Sept 2025 | 17 | −2 | −10.6% | 48 |
| August 2025Aug 2025 | 19 | −18 | −47.8% | 41 |
| July 2025Jul 2025 | 37 | +23 | +157.9% | 169 |
| June 2025Jun 2025 | 14 | +1 | +8.1% | 41 |
| May 2025May 2025 | 13 | −2 | −12.7% | 29 |
| April 2025Apr 2025 | 15 | −6 | −27.6% | 41 |
| March 2025Mar 2025 | 21 | −3 | −11% | 57 |
| February 2025Feb 2025 | 24 | +3 | +14.4% | 62 |
| January 2025Jan 2025 | 21 | −3 | −14.1% | 54 |
| December 2024Dec 2024 | 24 | −4 | −14.7% | 56 |
| November 2024Nov 2024 | 28 | +10 | +55.9% | 103 |
| Month | Average | Change | Change % | Peak |
|---|---|---|---|---|
| October 2024Oct 2024 | 18 | −9 | −32.7% | 40 |
| September 2024Sept 2024 | 27 | +4 | +19.7% | 77 |
| August 2024Aug 2024 | 23 | −8 | −27.5% | 55 |
| July 2024Jul 2024 | 31 | +2 | +7.7% | 104 |
| June 2024Jun 2024 | 29 | +7 | +33.1% | 94 |
| May 2024May 2024 | 22 | +1 | +6.3% | 54 |
| April 2024Apr 2024 | 20 | −7 | −26.6% | 45 |
| March 2024Mar 2024 | 28 | +3 | +10.2% | 70 |
| February 2024Feb 2024 | 25 | −5 | −17.7% | 53 |
| January 2024Jan 2024 | 31 | −14 | −31.5% | 68 |
| December 2023Dec 2023 | 45 | +10 | +29.2% | 115 |
| November 2023Nov 2023 | 35 | +16 | +90% | 119 |
| October 2023Oct 2023 | 18 | −8 | −30.7% | 44 |
| September 2023Sept 2023 | 26 | −1 | −2.8% | 82 |
| August 2023Aug 2023 | 27 | −19 | −41.7% | 73 |
| July 2023Jul 2023 | 46 | +23 | +101.4% | 207 |
| June 2023Jun 2023 | 23 | +4 | +22.1% | 55 |
| May 2023May 2023 | 19 | −8 | −30.4% | 40 |
| April 2023Apr 2023 | 27 | −10 | −27.2% | 61 |
| March 2023Mar 2023 | 37 | −47 | −55.7% | 111 |
| February 2023Feb 2023 | 84 | +56 | +195.3% | 605 |
| January 2023Jan 2023 | 28 | −6 | −17.9% | 76 |
| December 2022Dec 2022 | 35 | +11 | +43.4% | 78 |
| November 2022Nov 2022 | 24 | +3 | +13.2% | 64 |
| October 2022Oct 2022 | 21 | −3 | −12.5% | 44 |
| September 2022Sept 2022 | 24 | −7 | −22.2% | 61 |
| August 2022Aug 2022 | 31 | 0 | −0.9% | 79 |
| July 2022Jul 2022 | 32 | −8 | −20% | 69 |
| June 2022Jun 2022 | 40 | +13 | +47.9% | 101 |
| May 2022May 2022 | 27 | −24 | −47.5% | 68 |
| April 2022Apr 2022 | 51 | +19 | +61.5% | 122 |
| March 2022Mar 2022 | 32 | −13 | −29.3% | 102 |
| February 2022Feb 2022 | 45 | −28 | −38.3% | 111 |
| January 2022Jan 2022 | 72 | +31 | +75.6% | 184 |
| December 2021Dec 2021 | 41 | −9 | −17.7% | 107 |
| November 2021Nov 2021 | 50 | +3 | +5.3% | 120 |
| October 2021Oct 2021 | 48 | +20 | +71.4% | 186 |
| September 2021Sept 2021 | 28 | −56 | −66.8% | 65 |
| August 2021Aug 2021 | 83 | +16 | +23.7% | 527 |
| July 2021Jul 2021 | 67 | 0 | −0.8% | 194 |
| June 2021Jun 2021 | 68 | +12 | +20.6% | 267 |
| May 2021May 2021 | 56 | +2 | +4.3% | 140 |
| April 2021Apr 2021 | 54 | −17 | −24% | 109 |
| March 2021Mar 2021 | 71 | −7 | −8.6% | 202 |
| February 2021Feb 2021 | 78 | −34 | −30.6% | 193 |
| January 2021Jan 2021 | 112 | −115 | −50.6% | 294 |
| December 2020Dec 2020 | 227 | −886 | −79.6% | 565 |
| November 2020Nov 2020 | 1,113 | — | — | 2,448 |
Average and peak concurrent players each month, and the change in average players from the month before. Months before October 2026 are from a licensed historical archive.
