Can You Write iOS Apps in C?
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One of the two main languages for iOS development is Objective-C. Objective-C is a true superset of the C language. So you can, at any time “drop down” to pure C to do things. In fact many high performance iOS applications will make use of C APIs and pure C code to do exactly that.

Is iOS written in C?

After Android, iOS is the most used mobile OS on Earth, available in 40 different languages. It is written in C, C++, Objective-C and Swift. The OS is closed source instead of open source and it is based on the Macintosh OS X.

What languages can you write iOS apps in?

When it comes down to it, there are really just two languages used for iOS development. The primary languages that dominate are Objective-C and Swift. Of course, you can use all kinds of different languages to code iOS apps, just like you can use a butter knife instead of a screwdriver to handle household repairs.

Marcus Vance

Marcus Vance

Cybersecurity & Digital Privacy Researcher

Marcus Vance is a cybersecurity auditor and technology writer dedicated to educating the public about online safety, data privacy regulations, enterprise security, and emerging cyber threats.

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