Online Kotlin to Gleam Converter
Click to select or drop your input code file here.
You can also type the input code below.
How to use this tool?
This free online converter lets you convert code from Kotlin to Gleam in a click of a button. To use this converter, take the following steps -
- Type or paste your Kotlin code in the input box.
- Click the convert button.
- The resulting Gleam code from the conversion will be displayed in the output box.
Key differences between Kotlin and Gleam
| Characteristic | Kotlin | Gleam |
|---|---|---|
| Syntax | C-like, concise, modern, similar to Java and Swift. | Erlang/ML-inspired, indentation-based, minimalistic, functional. |
| Paradigm | Multi-paradigm (object-oriented, functional). | Purely functional. |
| Typing | Statically typed, type inference, null safety. | Statically typed, strong type inference, no nulls. |
| Performance | Runs on JVM or compiles to native/JavaScript; performance close to Java. | Compiles to Erlang or JavaScript; inherits Erlang VM performance, optimized for concurrency. |
| Libraries and frameworks | Extensive libraries, mature frameworks (Spring, Ktor, Android). | Limited libraries, can use Erlang/Elixir ecosystem, fewer dedicated frameworks. |
| Community and support | Large, active community, strong corporate backing (JetBrains, Google). | Small but growing community, mostly open-source contributors. |
| Learning curve | Easy for Java/Swift developers, moderate for others. | Steeper for those new to functional programming or Erlang ecosystem. |
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