How to use this tool?
This free online converter lets you convert code from Crystal to Kotlin in a click of a button. To use this converter, take the following steps -
- Type or paste your Crystal code in the input box.
- Click the convert button.
- The resulting Kotlin code from the conversion will be displayed in the output box.
Key differences between Crystal and Kotlin
Characteristic | Crystal | Kotlin |
---|---|---|
Syntax | Crystal has a syntax similar to Ruby, with some additional features like static typing. | Kotlin has a syntax similar to Java, with some additional features like null safety. |
Paradigm | Crystal supports object-oriented programming and metaprogramming. | Kotlin supports object-oriented programming and functional programming. |
Typing | Crystal has static typing with type inference. | Kotlin has static typing with type inference. |
Performance | Crystal is known for its high performance and low memory usage. | Kotlin is known for its good performance, but it may not be as fast as Crystal. |
Libraries and frameworks | Crystal has a smaller ecosystem compared to Kotlin, but it can interoperate with existing C libraries. | Kotlin has a large ecosystem with many libraries and frameworks available. |
Community and support | Crystal has a smaller community compared to Kotlin, but it is growing. | Kotlin has a large and active community with good support from JetBrains. |
Learning curve | Crystal has a relatively steep learning curve, especially for developers who are not familiar with Ruby. | Kotlin has a moderate learning curve, especially for developers who are familiar with Java. |