How to use this tool?

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

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

Examples

The following are examples of code conversion from Scala to Crystal 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.

Scala

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Crystal

Example 2 - Even or Odd

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

Scala

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Crystal

Key differences between Scala and Crystal

CharacteristicScalaCrystal
SyntaxScala has a syntax that is similar to Java and supports both object-oriented and functional programming paradigms.Crystal has a syntax that is inspired by Ruby and has a clean and expressive syntax.
ParadigmScala supports both object-oriented and functional programming paradigms.Crystal is primarily an object-oriented programming language with some functional programming features.
TypingScala is a statically typed language with type inference.Crystal is a statically typed language with type inference.
PerformanceScala has good performance and can be comparable to Java.Crystal is designed for performance and aims to be as fast as C.
Libraries and frameworksScala has a rich ecosystem of libraries and frameworks, including popular ones like Akka, Play, and Spark.Crystal has a smaller ecosystem of libraries and frameworks compared to Scala, but it is growing.
Community and supportScala has a large and active community with good support.Crystal has a smaller community compared to Scala, but it is growing and has good support.
Learning curveScala has a steep learning curve, especially for beginners, due to its complex features and concepts.Crystal has a relatively low learning curve, especially for developers familiar with Ruby or similar languages.