Jar file opener and extractor for Android devices.
Jar File Opener — description
Jar File Opener lets you open, inspect, and extract JAR files directly on your Android device.
Whether you downloaded a Java archive and want to view its contents, read its manifest, or extract files inside it, this app provides a simple and efficient solution.
Key Features
Open JAR files on Android Quickly browse and select .jar files from your device storage.
View JAR file information See file name, size, path, and archive details at a glance.
Read manifest (META-INF/MANIFEST.MF) Inspect important metadata such as: Main-Class Created-By Manifest-Version
Extract JAR contents Unpack files and folders inside the archive to your device.
Browse archive structure Explore files inside the JAR, including: resources images text files class files
Inspect class files inside JAR archives When browsing class files in a JAR, you can open them and choose different ways to inspect them.
View class files in Hex Check the raw compiled content of .class files in Hex format.
Decompile class files to Java Decompile .class files into readable Java code for easier inspection.
Detect runnable JAR files Check whether a JAR may be executable based on manifest entries.
Lightweight and easy to use Designed for fast performance and a clean user experience.
What is a JAR file?
A JAR (Java Archive) file is a package format used to bundle Java applications, libraries, and resources into a single file.
This app helps you open and explore JAR files on Android without needing advanced tools.
Perfect For
Opening downloaded JAR files Viewing manifest details Extracting files from Java archives Inspecting Java resources Browsing class files inside JAR archives Viewing class files in Hex Decompiling class files to Java Checking whether a JAR may be runnable
Important
This app is designed for opening, viewing, and extracting JAR files. It does not provide a full Java runtime environment for executing JAR files.
Get Started
Download Jar File Opener and manage your JAR files easily on Android.
Class inspection and decompiler features are intended for learning, analysis, and authorized file inspection. Please respect copyright, software licenses, and applicable laws when using these features.