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In What Language Is Unity?

Alexander Ross • Oct 8, 2026 • 7 min read

In What Language Is Unity?

Unity is a cross-platform game engine developed by Unity Technologies, first announced and released in June 2005 at Apple Inc.'s Worldwide Developers Conference as a Mac OS X-exclusive game engine.

What language is used in Unity?

The language that's used in Unity is called C# (pronounced C-sharp). All the languages that Unity operates with are object-oriented scripting languages. Like any language, scripting languages have syntax, or parts of speech, and the primary parts are called variables, functions, and classes.

Is Unity C# or C++?

Both Unity and UnrealEngine utilize C++ in their source code: Unity is partially written using C++ and C#, whereas Unreal Engine is written in C++ entirely. C++ is widely used to develop high-tier game engines and critical service applications where optimal resource utilization and performance are a priority.

Author

Alexander Ross

Alexander Ross has covered the video game industry for a decade, writing deep dives on game design, esports tournaments, VR developments, and gaming culture.