Safe to install
Intriguing Sci-Fi Strategy Game with Deep Tactical Elements

Sigma Theory offers a captivating blend of espionage and strategic planning, immersing players in a futuristic world where every decision carries weight and consequences.
Mi-Clos Studio, a French independent game developer, published Sigma Theory in 2019. This is a turn-based strategy game that takes place in a futuristic world where players must lead a team of secret agents to achieve global domination.
The objective of the game is to develop and control Sigma Theory, a newly discovered scientific theory that can change the course of humanity's future. Players must manage their resources, recruit and train agents, and conduct research to keep up with their rivals.
The game features different types of agents with various skills and backgrounds, each with unique abilities that can aid players' strategies. Players must analyze their opponents' moves and anticipate their tactics to gain the upper hand. Successful players can gain access to new technologies and unlock powerful weapons to support their gameplay.
- Sigma Theory Features:
- Turn-based strategy gameplay
- Recruit and train secret agents
- Unlock new technologies
- Gain global domination through espionage
The game's design is minimalistic but visually appealing, and its soundtrack features ambient music that intensifies players' experience. Sigma Theory is a challenging and entertaining game that can keep players engaged for hours.
Overview
Sigma Theory is a Shareware software in the category Miscellaneous developed by Mi-Clos Studio.
The latest version of Sigma Theory is currently unknown. It was initially added to our database on 07/19/2020.
Sigma Theory runs on the following operating systems: iOS/Windows.
Sigma Theory has not been rated by our users yet.
Pros
- Engaging strategic gameplay that involves diplomacy, espionage, and resource management.
- Diverse range of tactics and strategies to achieve your goals.
- Well-developed storylines and multiple endings offer high replay value.
- Smooth and intuitive user interface for easy navigation and decision-making.
- Regular updates and new content additions keep the game fresh and exciting.
Cons
- Steep learning curve may be intimidating for new players.
- The game can feel repetitive after multiple playthroughs.
- Occasional bugs or technical issues may disrupt gameplay experience.
- Some players may find certain missions or outcomes frustrating or unfair.
- The game lacks multiplayer mode, limiting social interaction options for players.
FAQ
What is Sigma Theory?
Sigma Theory is a turn-based strategy game developed by Mi-Clos Studio.
What is the objective of Sigma Theory?
The objective of Sigma Theory is to build a team of agents and strategically acquire the Sigma Technology which grants immense power.
How is the game played?
Players take turns making decisions, managing agents and resources, and navigating a world filled with diplomatic, covert, and scientific challenges.
Can I recruit different types of agents?
Yes, you can recruit various types of agents with unique skills, abilities, and personalities to form your team.
What is the significance of the Sigma Technology?
Sigma Technology is a powerful tool that provides significant advantages in research, espionage, diplomacy, and warfare.
Are there different missions or objectives in Sigma Theory?
Yes, the game offers a variety of missions and objectives, including espionage operations, diplomatic negotiations, and scientific breakthroughs.
Is diplomacy important in the game?
Yes, diplomacy plays a crucial role in Sigma Theory. Building alliances, negotiating treaties, and managing international relations are essential for success.
Can I sabotage other nations in Sigma Theory?
Yes, you can employ various espionage techniques to undermine rival nations and gain an advantage.
Are there consequences for my actions in Sigma Theory?
Yes, your decisions have consequences that can impact your relationships with other countries, your agents, and the overall progression of the game.
Is there multiplayer or online functionality in Sigma Theory?
No, Sigma Theory is a single-player game without multiplayer or online features.

Elena Angelini
I'm Elena, your go-to software reviewer at UpdateStar and tech enthusiast. Whether you're a user seeking the latest software titles or software news I've got you covered. When I'm not diving into the latest software, you can find me exploring nature trails, camping under the stars, or competing in online multiplayer games. My reviews are designed to be fun, engaging, and packed with all the details you need to make informed decisions.
Latest Reviews by Elena Angelini
Related
Alien Shooter TD
When downloading the game, exercise caution as it has the potential to captivate you for an extended period of time, drawing you into an immersive experience of saving the Earth from an imminent threat.Anime Studio Story
Unleash your creativity by crafting your very own anime masterpiece featuring a character of your own design! Customize the face, body, and personality of your protagonist and watch as they make a grand entrance in your animated …Artemis Spaceship Bridge Simulator
Embark on Epic Space Missions with Artemis Spaceship Bridge SimulatorBlack Powder Red Earth
A Thrilling Tactical Experience in Black Powder Red EarthCandy Disaster TD (Full Ver.)
Introduction Defend your beloved candies by defeating incoming invaders. Discover a variety of unique traps for rich gameplay experiences through impressive trap combinations.Counter Terrorist Agency
Intense Strategy Meets Thrilling Action in Counter Terrorist AgencyApp Store
with UpdateStar freeware.
Latest Reviews
![]() |
LEDVISION
Illuminate Your Vision with LEDVISION |
![]() |
AlphaESS
AlphaESS: Power Your Home with Smart Energy Storage |
![]() |
BitDefender Internet Security
Ultimate Online Protection with BitDefender Internet Security |
![]() |
VMware Player
VMware Player - Powerful Virtualization Software for Personal Use |
![]() |
Microsoft Visual Studio 2010 Tools for Office Runtime
Boost Your Office Tools with Microsoft Visual Studio 2010 Runtime |
![]() |
Free Video Cutter Joiner
Easily Cut and Join Videos for Free with DVDVideoMedia's Video Cutter Joiner |
![]() |
UpdateStar Premium Edition
Keeping Your Software Updated Has Never Been Easier with UpdateStar Premium Edition! |
![]() |
Microsoft Visual C++ 2015 Redistributable Package
Boost your system performance with Microsoft Visual C++ 2015 Redistributable Package! |
![]() |
Microsoft Edge
A New Standard in Web Browsing |
![]() |
Google Chrome
Fast and Versatile Web Browser |
![]() |
Microsoft Visual C++ 2010 Redistributable
Essential Component for Running Visual C++ Applications |
![]() |
Microsoft Update Health Tools
Microsoft Update Health Tools: Ensure Your System is Always Up-to-Date! |