Three simple steps
How to use this tool?
This free online converter translates Kotlin source code into F# 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 F#.
- Step 3
Review the result
Review, copy, or download the resulting F# code from the output editor.
See it in action
Examples of Kotlin to F# conversion
These examples show Kotlin source code and the corresponding F# 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
F# code
Example 2
Even or Odd
A well commented function to check if a number if odd or even.
Kotlin code
F# code
Language comparison
Key differences between Kotlin and F#
| Characteristic | Kotlin | F# |
|---|---|---|
| Syntax | Kotlin has a syntax similar to Java, making it easy for Java developers to transition to Kotlin. | F# has a functional programming syntax, which is different from Kotlin's object-oriented syntax. |
| Paradigm | Kotlin supports both object-oriented and functional programming paradigms. | F# is a functional-first programming language. |
| Typing | Kotlin has static typing, which helps catch errors at compile-time. | F# has static typing with type inference, allowing for concise code. |
| Performance | Kotlin has good performance and can be comparable to Java. | F# has good performance and can interoperate with other .NET languages. |
| Libraries and frameworks | Kotlin has a growing ecosystem of libraries and frameworks, including support for Android development. | F# has access to the extensive .NET ecosystem, including libraries and frameworks. |
| Community and support | Kotlin has a strong and growing community with good support from JetBrains, the language creator. | F# has an active community and is supported by Microsoft. |
| Learning curve | Kotlin has a relatively low learning curve, especially for Java developers. | F# may have a steeper learning curve, especially for developers new to functional programming. |
Common questions
Frequently Asked Questions
How do I convert Kotlin to F#?
Paste your Kotlin code into the input box, confirm the languages are set to Kotlin and F#, and click Convert. CodeConvert AI analyzes your Kotlin code and generates equivalent F# code in seconds, preserving the original logic and structure.
What are the main differences between Kotlin and F#?
Kotlin and F# 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 F# equivalent. See the comparison table below for the key differences between Kotlin and F#.
Is the converted F# code accurate?
The AI produces high-quality F# code that preserves the behavior of your original Kotlin code and follows F# conventions. It handles common patterns, data structures, and idioms for both Kotlin and F#. For large or performance-critical code, review and test the F# output before using it in production.
Can I convert an entire Kotlin project to F#?
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 F#. Signing in for free raises the input limit to 25,000 characters per conversion for larger files.
Can I convert F# back to Kotlin?
Yes. CodeConvert AI converts in both directions, so you can convert F# to Kotlin just as easily using our F# to Kotlin converter. Try the F# to Kotlin Converter
Is the Kotlin to F# 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 F# 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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