Cavaj Java Decompiler for Windows

  • Free
  • In English
  • V 1.11
  • 3.1

  • (170)
  • Security Status

Decompile files and reconstruct code for free

Cavaj Java Decompiler is a free Development & IT piece of software developed for the Windows operating system. Designed to reconstruct source code written in the Java programming language from CLASS files, Cavaj Java Decompiler lets users decompile JAR files, ZIP files, Java applets and produce Java source code. Its simple and easy-to-use interface makes it accessible to all users and with no need to actually download and install Java, it’s a standalone program and application.

Decompile files

As a utility that allows users to reconstruct source code for Java and decompile JAR and ZIP files, Cavaj Java Decompiler is a freeware program that delivers on its promises. With a clear overview of folders and files, as well as a separate window for source code, Cavaj Java Decompiler offers users a comprehensive take on Java source code. Not only does it allow you to decompile files, it produces accurate source code for Java that is free of issues and bugs. Though it’s limited in scope, what it can perform is exact and precise and makes for little effort on behalf of the coders and user.

User-friendly interface

Apart from being free to download and use, the best part of this Java Decompiler is its clean and simple user interface. It provides a detailed overview of folders and files on the left side of the window and source code on the right, making it comprehensive and easily accessible for all users. If you are looking for a free alternative to compile and run Java apps instead, we recommend you to download Java Development Kit.

Cavaj Java Decompiler is a graphical freeware utility that reconstructs Java source code from CLASS files. You can decompile Java applets, JAR and ZIP files, producing accurate Java source code.

Browse the reconstructed source code with the Class View for instant access to methods and fields. The program is a standalone Windows application, and it doesn't require you to have Java installed.


  • Decompile JAR and ZIP files
  • Reconstruct Java source code
  • Completely free


  • Only available for Windows
  • Not downloadable from official app store

Program available in other languages

Cavaj Java Decompiler for PC

  • Free
  • In English
  • V 1.11
  • 3.1

  • (170)
  • Security Status

User reviews about Cavaj Java Decompiler

  • Leila Almasi

    by Leila Almasi

    Cavaj Java Decompiler is the best Java Decompiler that is ever developed. It is a great tool for converting bytecode to Java source code. I can even d More

  • Amit Kummar

    by Amit Kummar

    I love the clean and simple interface that the Cavaj Java Decompiler has. It's just so pleasing to see! Plus they provide a very detailed information  More

  • Janine Burke

    by Janine Burke

    Cavaj Java Decompiler really works perfectly with my Windows 7. So far, I have never experienced any bugs or errors while using this. Instead of bugs  More

  • Mario DaSilva

    by Mario DaSilva

    I love Cavaj Java Decompiler! It's so simple and very easy-to-use! I also love that it is a standalone program and application that doesn't need to be More

  • Shashi Bhushan

    by Shashi Bhushan

    very good.
    Its simple and fast .. its so good . better than any other software

  • Anonymous

    by Anonymous

    thanks its very helpful.
    Cavaj is helping me to sort all the package.