Three simple steps
How to use this tool?
This free online converter translates Kotlin source code into COBOL 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 COBOL.
- Step 3
Review the result
Review, copy, or download the resulting COBOL code from the output editor.
See it in action
Examples of Kotlin to COBOL conversion
These examples show Kotlin source code and the corresponding COBOL 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
COBOL code
Example 2
Even or Odd
A well commented function to check if a number if odd or even.
Kotlin code
COBOL code
Language comparison
Key differences between Kotlin and COBOL
| Characteristic | Kotlin | COBOL |
|---|---|---|
| Syntax | Kotlin has a modern and concise syntax that is similar to Java but with added features like null safety and extension functions. | COBOL has a verbose and English-like syntax that is primarily used for business applications. |
| Paradigm | Kotlin is a statically-typed programming language that supports both object-oriented and functional programming paradigms. | COBOL is a procedural programming language that is primarily used for business applications. |
| Typing | Kotlin has static typing with type inference, which means that variable types can be inferred by the compiler. | COBOL has static typing, where variable types need to be explicitly declared. |
| Performance | Kotlin is known for its performance and can be comparable to Java in terms of execution speed. | COBOL is not known for its performance and is generally slower compared to modern programming languages. |
| Libraries and frameworks | Kotlin has a growing ecosystem of libraries and frameworks, including popular ones like Ktor, Spring Boot, and Android Jetpack. | COBOL has limited libraries and frameworks available, primarily focused on business applications. |
| Community and support | Kotlin has a strong and active community with good support from JetBrains, the company behind Kotlin. | COBOL has a smaller and less active community compared to modern programming languages, but it still has support from some organizations. |
| Learning curve | Kotlin has a relatively low learning curve, especially for developers familiar with Java, as it is interoperable with Java. | COBOL has a steep learning curve, especially for developers who are not familiar with its verbose syntax and specific use cases. |
Common questions
Frequently Asked Questions
How do I convert Kotlin to COBOL?
Paste your Kotlin code into the input box, confirm the languages are set to Kotlin and COBOL, and click Convert. CodeConvert AI analyzes your Kotlin code and generates equivalent COBOL code in seconds, preserving the original logic and structure.
What are the main differences between Kotlin and COBOL?
Kotlin and COBOL 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 COBOL equivalent. See the comparison table below for the key differences between Kotlin and COBOL.
Is the converted COBOL code accurate?
The AI produces high-quality COBOL code that preserves the behavior of your original Kotlin code and follows COBOL conventions. It handles common patterns, data structures, and idioms for both Kotlin and COBOL. For large or performance-critical code, review and test the COBOL output before using it in production.
Can I convert an entire Kotlin project to COBOL?
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 COBOL. Signing in for free raises the input limit to 25,000 characters per conversion for larger files.
Can I convert COBOL back to Kotlin?
Yes. CodeConvert AI converts in both directions, so you can convert COBOL to Kotlin just as easily using our COBOL to Kotlin converter. Try the COBOL to Kotlin Converter
Is the Kotlin to COBOL 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 COBOL without an account for up to 5 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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