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Free F# to Swift Converter

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How to use this tool?

This free online converter lets you convert code from F# to Swift in a click of a button. To use this converter, take the following steps -

  1. Type or paste your F# code in the input box.
  2. Click the convert button.
  3. The resulting Swift code from the conversion will be displayed in the output box.

Examples

The following are examples of code conversion from F# to Swift using this converter. Note that you may not always get the same code since it is generated by an AI language model which is not 100% deterministic and gets updated from time to time.

Example 1 - Is String Palindrome

Program that checks if a string is a palindrome or not.

F#

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Swift

Example 2 - Even or Odd

A well commented function to check if a number if odd or even.

F#

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Swift

Key differences between F# and Swift

CharacteristicF#Swift
SyntaxF# has a functional-first syntax with support for imperative and object-oriented programming.Swift has a modern and concise syntax influenced by languages like Objective-C, Rust, and Python.
ParadigmF# supports functional programming, imperative programming, and object-oriented programming.Swift supports both object-oriented programming and functional programming paradigms.
TypingF# is a statically typed language with type inference, allowing for strong type safety.Swift is a statically typed language with type inference, allowing for strong type safety.
PerformanceF# is known for its performance and can be used for high-performance computing tasks.Swift is designed to be fast and efficient, making it suitable for performance-critical applications.
Libraries and frameworksF# has a growing ecosystem of libraries and frameworks, including support for .NET libraries.Swift has a rich ecosystem of libraries and frameworks, including Apple's Cocoa and Cocoa Touch frameworks.
Community and supportF# has an active and supportive community, with resources and forums available for developers.Swift has a large and active community, with extensive documentation and support from Apple.
Learning curveF# has a moderate learning curve, especially for developers familiar with functional programming concepts.Swift has a relatively low learning curve, especially for developers familiar with C-like languages.

Frequently Asked Questions

How do I convert F# to Swift?

Paste your F# code into the input box, confirm the languages are set to F# and Swift, and click Convert. CodeConvert AI analyzes your F# code and generates equivalent Swift code in seconds, preserving the original logic and structure.

What are the main differences between F# and Swift?

F# and Swift differ in syntax, type system, standard libraries, and common idioms, so copying code line for line usually will not compile. The converter maps each F# construct to its closest Swift equivalent. See the comparison table below for the key differences between F# and Swift.

Is the converted Swift code accurate?

The AI produces high-quality Swift code that preserves the behavior of your original F# code and follows Swift conventions. It handles common patterns, data structures, and idioms for both F# and Swift. For large or performance-critical code, review and test the Swift output before using it in production.

Can I convert an entire F# project to Swift?

You can convert F# 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 F# to Swift. Signing in for free raises the input limit to 25,000 characters per conversion for larger files.

Can I convert Swift back to F#?

Yes. CodeConvert AI converts in both directions, so you can convert Swift to F# just as easily using our Swift to F# converter. Try the Swift to F# Converter

Is the F# to Swift 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 F# to Swift 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.