Three simple steps
How to use this tool?
This free online converter translates Swift source code into F# in three simple steps.
- Step 1
Add your Swift code
Type, paste, or upload the Swift 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 Swift to F# conversion
These examples show Swift 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.
Swift code
F# code
Example 2
Even or Odd
A well commented function to check if a number if odd or even.
Swift code
F# code
Language comparison
Key differences between Swift and F#
| Characteristic | Swift | F# |
|---|---|---|
| Syntax | Swift has a syntax that is similar to other C-based languages, making it easy for developers familiar with languages like C++, Objective-C, and Java to learn. | F# has a syntax that is influenced by functional programming languages, making it more concise and expressive compared to languages like C# and Java. |
| Paradigm | Swift supports both object-oriented programming and functional programming paradigms. | F# is a functional-first programming language that also supports object-oriented programming. |
| Typing | Swift is a statically-typed language with type inference, which means that the compiler can automatically infer the type of a variable based on its initial value. | F# is a statically-typed language with type inference, which allows developers to write code without explicitly specifying the types of variables. |
| Performance | Swift is known for its high performance and efficiency, making it suitable for building performance-critical applications. | F# is generally considered to have good performance, but it may not be as optimized for performance as languages like C# or C++. |
| Libraries and frameworks | Swift has a rich ecosystem of libraries and frameworks, including popular ones like SwiftUI, Alamofire, and CoreData. | F# has access to the .NET ecosystem, which provides a wide range of libraries and frameworks for various purposes. |
| Community and support | Swift has a large and active community, with official support from Apple and a dedicated website for documentation and resources. | F# has a smaller community compared to languages like C# or Java, but it still has active contributors and resources available. |
| Learning curve | Swift has a relatively low learning curve, especially for developers familiar with C-based languages or Objective-C. | F# may have a steeper learning curve for developers who are new to functional programming concepts. |
Common questions
Frequently Asked Questions
How do I convert Swift to F#?
Paste your Swift code into the input box, confirm the languages are set to Swift and F#, and click Convert. CodeConvert AI analyzes your Swift code and generates equivalent F# code in seconds, preserving the original logic and structure.
What are the main differences between Swift and F#?
Swift 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 Swift construct to its closest F# equivalent. See the comparison table below for the key differences between Swift and F#.
Is the converted F# code accurate?
The AI produces high-quality F# code that preserves the behavior of your original Swift code and follows F# conventions. It handles common patterns, data structures, and idioms for both Swift and F#. For large or performance-critical code, review and test the F# output before using it in production.
Can I convert an entire Swift project to F#?
You can convert Swift 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 Swift 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 Swift?
Yes. CodeConvert AI converts in both directions, so you can convert F# to Swift just as easily using our F# to Swift converter. Try the F# to Swift Converter
Is the Swift 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 Swift to F# 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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