How to use this tool?

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

  1. Type or paste your Kotlin 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 Kotlin 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.

Kotlin

right arrow

Swift

Example 2 - Even or Odd

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

Kotlin

right arrow

Swift

Key differences between Kotlin and Swift

CharacteristicKotlinSwift
SyntaxKotlin has a syntax similar to Java, making it easy for Java developers to transition to Kotlin.Swift has a syntax that is more concise and expressive compared to Kotlin.
ParadigmKotlin supports both object-oriented programming and functional programming paradigms.Swift is primarily an object-oriented programming language but also supports some functional programming concepts.
TypingKotlin has static typing, which helps catch errors at compile-time.Swift also has static typing, ensuring type safety and preventing runtime errors.
PerformanceKotlin has comparable performance to Java as it runs on the Java Virtual Machine (JVM).Swift is known for its high performance and is optimized for iOS and macOS platforms.
Libraries and frameworksKotlin has good interoperability with Java libraries and frameworks.Swift has a growing ecosystem of libraries and frameworks specifically designed for iOS and macOS development.
Community and supportKotlin has a growing community and is backed by JetBrains, which provides strong support and regular updates.Swift has a large and active community, with support from Apple and regular updates.
Learning curveKotlin has a relatively low learning curve, especially for Java developers.Swift has a moderate learning curve, with a focus on modern programming concepts.