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  • steam
  • GameCharts     Steam    Mainframe Defenders
    Month Avg. Players Gain % Gain Peak Players
    December 2025 3 -3 -50% 12
    November 2025 6 3 100% 86
    October 2025 3 -1 -25% 41
    September 2025 4 0 0% 20
    August 2025 4 3 300% 21
    July 2025 1 -6 -85.71% 8
    June 2025 7 6 600% 31
    May 2025 1 -12 -92.31% 9
    April 2025 13 -194 -93.72% 297
    March 2025 207 205 10% 1,241
    February 2025 2 1 100% 12
    January 2025 1 -1 -50% 7
    December 2024 2 0 0% 7
    November 2024 2 -2 -50% 8
    October 2024 4 1 33.33% 15
    September 2024 3 -3 -50% 12
    August 2024 6 -1 -14.29% 207
    July 2024 7 -1 -12.5% 124
    June 2024 8 6 300% 104
    May 2024 2 1 100% 15
    April 2024 1 -5 -83.33% 9
    March 2024 6 5 500% 22
    February 2024 1 -1 -50% 8
    January 2024 2 -2 -50% 7
    December 2023 4 2 100% 13
    November 2023 2 -1 -33.33% 12
    October 2023 3 2 200% 14
    September 2023 1 -11 -91.67% 8
    August 2023 12 -32 -72.73% 155
    July 2023 44 2 4.76% 306
    June 2023 42 41 4% 467
    May 2023 1 -3 -75% 9
    April 2023 4 -23 -85.19% 23
    March 2023 27 23 575% 624
    February 2023 4 -5 -55.56% 43
    January 2023 9 5 125% 25
    December 2022 4 1 33.33% 26
    November 2022 3 2 200% 12
    October 2022 1 -1 -50% 9
    September 2022 2 0 0% 10
    August 2022 2 -2 -50% 8
    July 2022 4 -1 -20% 11
    June 2022 5 1 25% 15
    May 2022 4 -5 -55.56% 12
    April 2022 9 -2 -18.18% 27
    March 2022 11 9 450% 38
    February 2022 2 -2 -50% 8
    January 2022 4 2 100% 15
    December 2021 2 -5 -71.43% 9
    November 2021 7 3 75% 21
    October 2021 4 -3 -42.86% 18
    September 2021 7 -3 -30% 19
    August 2021 10 2 25% 25
    July 2021 8 5 166.67% 25
    June 2021 3 -3 -50% 13
    May 2021 6 4 200% 25
    April 2021 2 -5 -71.43% 9
    March 2021 7 2 40% 28
    February 2021 5 0 0% 15
    January 2021 5 -2 -28.57% 18
    December 2020 7 -5 -41.67% 19
    November 2020 12 8 200% 33
    October 2020 4 3 300% 15
    September 2020 1 1 --- 6
    August 2020 0 -1 -100% 3
    July 2020 1 1 --- 6
    June 2020 0 0 --- 5
    May 2020 0 0 --- 4
    April 2020 0 -1 -100% 6
    March 2020 1 1 --- 7
    February 2020 0 --- --- 5

    About Mainframe Defenders

    MAINFRAME DEFENDERS - tactical retrofuturistic strategy game.
    A computer virus has infiltrated the "Stargazer" research complex. Most of the robotic units are controlled by the virus. Lead a squad of 4 prototypes on a mission to defend complex mainframe. You'll have to repel assaults, destroy unit fabricators, download valuable data, clear infected nodes and do more on your way to deepest parts of the complex. Work with item limitations and drawbacks to build powerful combinations. Destroy your enemies with diverse tactics: overheat them, melt with corrosion, absorb damage and return fire. But don't rely on a single strategy too much - enemies might have a way to counter it. But above everything else: defend the Mainframe!

    * RETRO STYLE: Graphics, inspired by 80s terminal PC with hybrid synthwave soundtrack.

    * DIVERSE TACTICS: Cook enemy robots to death, bury them under your bullets, eliminate with a sing...