Three simple steps
How to use this tool?
This free online converter translates C++ source code into Kotlin in three simple steps.
- Step 1
Add your C++ code
Type, paste, or upload the C++ code you want to translate.
- Step 2
Convert the code
Click Convert to translate the source code into Kotlin.
- Step 3
Review the result
Review, copy, or download the resulting Kotlin code from the output editor.
See it in action
Examples of C++ to Kotlin conversion
These examples show C++ source code and the corresponding Kotlin 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.
C++ code
Kotlin code
Example 2
Even or Odd
A well commented function to check if a number if odd or even.
C++ code
Kotlin code
Language comparison
Key differences between C++ and Kotlin
| Characteristic | C++ | Kotlin |
|---|---|---|
| Syntax | C++ has a complex syntax with a lot of rules and exceptions. It uses semicolons to end statements and curly braces to group statements into blocks. It also has a lot of operators and keywords. | Kotlin has a more concise and intuitive syntax than C++. It uses semicolons optionally and has a more consistent use of curly braces. It also has a lot of modern language features like null safety and lambdas. |
| Paradigm | C++ supports multiple paradigms including procedural, object-oriented, and generic programming. | Kotlin is a multi-paradigm language that supports object-oriented, functional, and procedural programming. |
| Typing | C++ is a statically typed language, which means that the type of a variable is determined at compile time. | Kotlin is also a statically typed language, but it has type inference, which means that the type of a variable can be inferred by the compiler. |
| Performance | C++ is known for its high performance and low-level memory manipulation capabilities. | Kotlin is a high-level language and is not as performant as C++. However, it can still be used for performance-critical applications. |
| Libraries and frameworks | C++ has a large number of libraries and frameworks available, especially for system-level programming and game development. | Kotlin has a growing number of libraries and frameworks available, especially for Android development and web development. |
| Community and support | C++ has a large and active community with many resources available online. | Kotlin has a growing community and is backed by Google, which provides resources and support. |
| Learning curve | C++ has a steep learning curve due to its complex syntax and low-level memory manipulation capabilities. | Kotlin has a relatively low learning curve, especially for developers familiar with Java or other object-oriented languages. |
Common questions
Frequently Asked Questions
How do I convert C++ to Kotlin?
Paste your C++ code into the input box, confirm the languages are set to C++ and Kotlin, and click Convert. CodeConvert AI analyzes your C++ code and generates equivalent Kotlin code in seconds, preserving the original logic and structure.
What are the main differences between C++ and Kotlin?
C++ and Kotlin differ in syntax, type system, standard libraries, and common idioms, so copying code line for line usually will not compile. The converter maps each C++ construct to its closest Kotlin equivalent. See the comparison table below for the key differences between C++ and Kotlin.
Is the converted Kotlin code accurate?
The AI produces high-quality Kotlin code that preserves the behavior of your original C++ code and follows Kotlin conventions. It handles common patterns, data structures, and idioms for both C++ and Kotlin. For large or performance-critical code, review and test the Kotlin output before using it in production.
Can I convert an entire C++ project to Kotlin?
You can convert C++ 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 C++ to Kotlin. Signing in for free raises the input limit to 25,000 characters per conversion for larger files.
Can I convert Kotlin back to C++?
Yes. CodeConvert AI converts in both directions, so you can convert Kotlin to C++ just as easily using our Kotlin to C++ converter. Try the Kotlin to C++ Converter
Is the C++ to Kotlin 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 C++ to Kotlin 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.
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