Three simple steps
How to use this tool?
This free online converter translates Kotlin source code into Carbon in three simple steps.
- Step 1
Add your Kotlin code
Type, paste, or upload the Kotlin code you want to translate.
- Step 2
Convert the code
Click Convert to translate the source code into Carbon.
- Step 3
Review the result
Review, copy, or download the resulting Carbon code from the output editor.
Language comparison
Key differences between Kotlin and Carbon
| Characteristic | Kotlin | Carbon |
|---|---|---|
| Syntax | Concise, expressive, and similar to Java with modern enhancements; designed for readability and reduced boilerplate. | C-like syntax with modern features; aims for familiarity for C++ developers while improving clarity and safety. |
| Paradigm | Supports object-oriented and functional programming paradigms. | Primarily object-oriented and procedural, with some support for generic and functional programming. |
| Typing | Statically typed with type inference and null safety. | Statically typed with strong type safety and modern type system improvements over C++. |
| Performance | Comparable to Java on the JVM; native compilation (Kotlin/Native) can be less performant than C++. | Designed for high performance, aiming to match or exceed C++ performance for systems programming. |
| Libraries and frameworks | Rich ecosystem, especially for JVM and Android development; supports Java libraries and has multiplatform capabilities. | Limited libraries and frameworks as it is in early development; aims for interoperability with C++ libraries. |
| Community and support | Large, active community with strong support from JetBrains and Google; extensive documentation and resources. | Small and emerging community; primarily driven by Google with limited resources and support currently. |
| Learning curve | Relatively easy for Java developers; modern features may require some adjustment for beginners. | Steep learning curve, especially for those unfamiliar with C++-like languages; still evolving, so resources are limited. |
Common questions
Frequently Asked Questions
How do I convert Kotlin to Carbon?
Paste your Kotlin code into the input box, confirm the languages are set to Kotlin and Carbon, and click Convert. CodeConvert AI analyzes your Kotlin code and generates equivalent Carbon code in seconds, preserving the original logic and structure.
What are the main differences between Kotlin and Carbon?
Kotlin and Carbon 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 Carbon equivalent. See the comparison table below for the key differences between Kotlin and Carbon.
Is the converted Carbon code accurate?
The AI produces high-quality Carbon code that preserves the behavior of your original Kotlin code and follows Carbon conventions. It handles common patterns, data structures, and idioms for both Kotlin and Carbon. For large or performance-critical code, review and test the Carbon output before using it in production.
Can I convert an entire Kotlin project to Carbon?
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 Carbon. Signing in for free raises the input limit to 25,000 characters per conversion for larger files.
Can I convert Carbon back to Kotlin?
Yes. CodeConvert AI converts in both directions, so you can convert Carbon to Kotlin just as easily using our Carbon to Kotlin converter. Try the Carbon to Kotlin Converter
Is the Kotlin to Carbon 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 Carbon 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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