Kotlin logo

Free Kotlin to C++ Converter

Translate Kotlin into C++ code with a click of a button

C++ logo

2 of 2 free uses left today

Three simple steps

How to use this tool?

This free online converter translates Kotlin source code into C++ in three simple steps.

  1. Step 1

    Add your Kotlin code

    Type, paste, or upload the Kotlin code you want to translate.

  2. Step 2

    Convert the code

    Click Convert to translate the source code into C++.

  3. Step 3

    Review the result

    Review, copy, or download the resulting C++ code from the output editor.

See it in action

Examples of Kotlin to C++ conversion

These examples show Kotlin source code and the corresponding C++ translation. Generated results can vary as AI models are updated.

Example 1

Is String Palindrome

Program that checks if a string is a palindrome or not.

Kotlin code

C++ code

Example 2

Even or Odd

A well commented function to check if a number if odd or even.

Kotlin code

C++ code

Language comparison

Key differences between Kotlin and C++

Key differences between Kotlin and C++
CharacteristicKotlinC++
SyntaxKotlin has a more concise and expressive syntax compared to C++.C++ has a more complex and verbose syntax compared to Kotlin.
ParadigmKotlin is a modern, multi-paradigm language that supports both object-oriented and functional programming.C++ is a multi-paradigm language that supports object-oriented, procedural, and generic programming.
TypingKotlin is a statically typed language with type inference, which reduces the amount of boilerplate code required.C++ is a statically typed language that requires explicit type declarations.
PerformanceKotlin has good performance, but it is not as fast as C++.C++ is known for its high performance and is often used for systems programming and game development.
Libraries and frameworksKotlin has a growing ecosystem of libraries and frameworks, including Spring Boot, Ktor, and Android Jetpack.C++ has a large number of libraries and frameworks, including Boost, Qt, and OpenCV.
Community and supportKotlin has a growing community and is backed by JetBrains, which provides support and development tools.C++ has a large and active community, with support from organizations such as the ISO and the C++ Foundation.
Learning curveKotlin has a relatively low learning curve, especially for developers familiar with Java.C++ has a steep learning curve due to its complexity and low-level features.

Common questions

Frequently Asked Questions

How do I convert Kotlin to C++?

Paste your Kotlin code into the input box, confirm the languages are set to Kotlin and C++, and click Convert. CodeConvert AI analyzes your Kotlin code and generates equivalent C++ code in seconds, preserving the original logic and structure.

What are the main differences between Kotlin and C++?

Kotlin and C++ differ in syntax, type system, standard libraries, and common idioms, so copying code line for line usually will not compile. The converter maps each Kotlin construct to its closest C++ equivalent. See the comparison table below for the key differences between Kotlin and C++.

Is the converted C++ code accurate?

The AI produces high-quality C++ code that preserves the behavior of your original Kotlin code and follows C++ conventions. It handles common patterns, data structures, and idioms for both Kotlin and C++. For large or performance-critical code, review and test the C++ output before using it in production.

Can I convert an entire Kotlin project to C++?

You can convert Kotlin files one at a time by pasting each file's code. For a full migration, convert each file and then review how classes, dependencies, and project structure map from Kotlin to C++. Signing in for free raises the input limit to 25,000 characters per conversion for larger files.

Can I convert C++ back to Kotlin?

Yes. CodeConvert AI converts in both directions, so you can convert C++ to Kotlin just as easily using our C++ to Kotlin converter. Try the C++ to Kotlin Converter

Is the Kotlin to C++ converter free, and do I need to install anything?

Yes, it is free and runs in your browser with nothing to install and no IDE extension required. You can convert Kotlin to C++ without an account for up to 2 conversions per day. Sign in for free for higher limits.

What are the benefits of signing in?

Signing in unlocks CodeConvert AI's Pro converter with more powerful AI models, a built-in chat assistant, code execution, saved conversion history, and personal notes. Every free account includes 5 credits and supports up to 25,000 characters of input per conversion, with no credit card required.

More free tools

Try our other free tools