Alpha Protocol

Platforms

• PlayStation 3

• Microsoft Windows

Genres

• action role-playing game

• role-playing video game

• shooter game^*

• stealth game^*

Play modes

• single-player video game

Players by platform

• Microsoft Windows^*

  Maximum players (mode unspecified)

  1^*

Content classifications

• ESRB · Microsoft Windows^*

  Classification

  M - Mature^*

Engines

• Unreal Engine 3

Localized titles

• Alpha Protocol

Steam version platforms

• Windows^*

  Supported

  Yes^*

• Linux^*

  Supported

  No^*

• macOS^*

  Supported

  No^*

Store genres

• Action^*
• RPG^*

Game features

• Single-player^*
• Family Sharing^*

Interface languages

• English^*
• French^*
• German^*
• Italian^*
• Spanish - Spain^*
• Czech^*
• Polish^*
• Russian^*

Community tags · historical

• RPG^*

  Votes · historical

  498^*

• Stealth^*

  Votes · historical

  396^*

• Choices Matter^*

  Votes · historical

  331^*

• Action^*

  Votes · historical

  322^*

• Multiple Endings^*

  Votes · historical

  275^*

• Third Person^*

  Votes · historical

  214^*

• Character Customization^*

  Votes · historical

  141^*

• Story Rich^*

  Votes · historical

  131^*

• Singleplayer^*

  Votes · historical

  129^*

• Third-Person Shooter^*

  Votes · historical

  95^*

• Modern^*

  Votes · historical

  94^*

• Action RPG^*

  Votes · historical

  82^*

• Shooter^*

  Votes · historical

  66^*

• Cult Classic^*

  Votes · historical

  57^*

• Adventure^*

  Votes · historical

  51^*

• Romance^*

  Votes · historical

  40^*

• Atmospheric^*

  Votes · historical

  27^*

• Gore^*

  Votes · historical

  22^*

• Replay Value^*

  Votes · historical

  21^*

• Violent^*

  Votes · historical

  21^*

System requirements

• Windows · Minimum^*

  Operating system

  Windows 10^*

  Processor alternatives

  2.4+ GHZ Intel® or 2.0+ GHZ AMD™^*

  Memory

  2 GB RAM^*

  Graphics alternatives

  NVIDIA® GeForce 6 series (6800GT or better,) ATI™ 1300XT series or greater (X1550, X1600 Pro and HD2400 are below minimum system requirements)^*

  Graphics API

  Version 9.0c^*

  Storage

  12 GB available space^*

• Windows · Recommended^*

  Graphics alternatives

  NVIDIA® GeForce 6 series (6800GT or better,) ATI™ 1300XT series or greater (X1550, X1600 Pro and HD2400 are below minimum system requirements)^*

  Processor alternatives

  2.4+ GHZ Intel® or 2.0+ GHZ AMD™^*

  Memory

  2 GB^*

• Windows · Recommended memory · 2026-06-27^*

  Memory

  2 GB^*

Compatibility and community reports

• Steam Deck · 2026-06-27^*

  Compatibility category

  Playable^*

• Linux · Community reports · 2026-06-27^*

  Community Linux compatibility tier

  Gold^*

  Reports

  45^*

  Community confidence

  strong^*

Developers

• Obsidian Entertainment

Publishers

• SEGA^*

• 2010-05-27

  Date precision

  Exact date

• 2010-05-26 · Microsoft Windows^*

  Release date

  2010-05-26^*

  Date precision

  Exact date^*

  Platform

  Microsoft Windows^*

Store release history

• Steam^*

  Release date

  Jun 1, 2010^*

Detailed specifications