Overview
XCOM: Enemy Unknown comes from Firaxis Games, Feral Interactive (Linux) and is published by 2K, Feral Interactive (Linux). It arrived on Steam on Oct 8, 2012, and it sits naturally among Single-player, Multi-player, Cross-Platform Multiplayer, Steam Achievements, Full controller support, Steam Trading Cards, Steam Cloud, and Remote Play on TV. SteamPulse tracks it across Windows, Linux, Steam, and Xbox so readers get a quick useful snapshot, not just a wall of numbers.
Players and reviews
XCOM: Enemy Unknown's latest SteamPulse observation recorded 513 players at 26 September 2026 - 01:36:43 UTC, with a tracked peak near 70,560. This peak is the highest value in the available SteamPulse record and may not include activity before tracking began. Player reaction is 93% positive across 58,168 reviews.
Language and system requirements
XCOM: Enemy Unknown is available in 10 languages including:
9 regional rating boards including esrb, pegi, bbfc, usk, and oflc
| Platform | Type | OS | Processor | Memory | Graphics | Storage |
|---|---|---|---|---|---|---|
| Windows | Minimum | Not listed | 2 GHz Dual Core | 2 GB RAM | NVIDIA GeForce 8600 GT / ATI Radeon HD 2600 XT or greater DirectX®: 9.0 Hard Drive: 20 GB HD space Sound: DirectX Compatible Other Requirements: Broadband Internet connection Additional: Initial installation requires one-time internet connection for Steam authentication; software installations required (included with the game) include Steam Client, Visual C++ 2008 Redistributable, DirectX and Microsoft .NET 4. | Not listed |
| Windows | Recommended | Not listed | 2 GHz Dual Core (Intel Core 2 Duo 2.4 GHz or Athlon X2 2.7 GHz) | 4 GB RAM | NVIDIA GeForce 9000 series / ATI Radeon HD 3000 series or greater DirectX®: 9.0 Hard Drive: 20 GB HD space Sound: DirectX Compatible Other Requirements: Broadband Internet connection Additional: Initial installation requires one-time internet connection for Steam authentication; software installations required (included with the game) include Steam Client, Visual C++ 2008 Redistributable, DirectX and Microsoft .NET 4. | Not listed |
| macOS | Minimum | 10.8.5 (Mountain Lion) | 2.0 GHz Intel Core 2 Duo (Dual-Core) | 4 GB RAM Hard Disk Space: 20 GB Video Memory: 256 MB Video Card: AMD HD4000 / NVIDIA 9000 Series (See NOTICE for details) Additional: Broadband Internet Connection. NOTICE: The following graphics cards are not supported: ATI X1xxx series, ATI HD2xxx series, Intel GMA series, NVIDIA 7xxx series, NVIDIA 8xxx series. The following cards require you to have 8GB of system RAM: NVIDIA 320M, NVIDIA 9400 and Intel HD3000. | Not listed | Not listed |
| macOS | Recommended | 10.9.1 (Mavericks) | 2.4 GHz Intel Core 2 Duo (Dual-Core) | 8 GB RAM Hard Disk Space: 20 GB Video Memory: 1GB Additional: Broadband Internet Connection. NOTICE: The following graphics cards are not supported: ATI X1xxx series, ATI HD2xxx series, Intel GMA series, NVIDIA 7xxx series, NVIDIA 8xxx series. The following cards require you to have 8GB of system RAM: NVIDIA 320M, NVIDIA 9400 and Intel HD3000. | Not listed | Not listed |
| Linux | Minimum | Ubuntu 14.04 (64 bit required) | 2GHz | 4GB Memory | 512MB* Hard Drive: 16GB HD space Other Requirements: Nvidia 600 series+, AMD 6000 series+, Intel Iris Pro. IMPORTANT: Requires 64bit OS to play. | Not listed |
| Linux | Recommended | Ubuntu 14.04 (64 bit required) | 3 GHz | 8GB Memory | 1GB* Hard Drive: 16GB HD space Other Requirements: Nvidia 700 series+, AMD 6000 series+ IMPORTANT: Requires 64bit OS to play. | Not listed |
Sales, recommendations, and streams
XCOM: Enemy Unknown has sold up to 3,300,000 units and has 40,368 Steam recommendations. The estimated VGI revenue is $59,700,000. On Twitch, 6 streamers are live with around 30 total watchers.