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Online Swift to Java Converter

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Additional Instructions

How to use this tool?

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

Type or paste your Swift code in the input box.
Click on the "Convert" button.
The converted Java code will be displayed in the output box.

Examples

The following are examples of code conversion from Swift to Java 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.

Swift Code:

Java Code:

Example 2 - Even or Odd

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

Swift Code:

Java Code:

Differences

The following are some key differences between Swift and Java.

Characteristic	Swift	Java
Syntax	Swift has a more concise and expressive syntax compared to Java.	Java has a more verbose syntax compared to Swift.
Paradigm	Swift supports both object-oriented and functional programming paradigms.	Java primarily supports object-oriented programming paradigm.
Typing	Swift has a strong and static type system.	Java also has a strong and static type system.
Performance	Swift is known for its high performance and efficiency.	Java is also known for its good performance.
Libraries and frameworks	Swift has a growing ecosystem of libraries and frameworks, but it is not as extensive as Java's.	Java has a vast collection of libraries and frameworks available.
Community and support	Swift has a growing community and good support from Apple.	Java has a large and mature community with extensive support.
Learning curve	Swift has a relatively steep learning curve, especially for beginners.	Java has a moderate learning curve and is widely taught in universities.

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