1. First, you need to have a decompiler program.
  2. Next, you need to have a knowledge base of binary code.
  3. Finally, you need to protect your application from manipulation.

Steps to Reverse Engineer Android Apps

  1. Go to the Google Play Store on your phone and search for “APK Downloader.”
  2. Tap on the first result that comes up, which is called “APK Downloader Pro.”
  3. On the next screen, tap on the “Download” button.
  4. Tap on the APK file you want to download and wait for it to download. (The APK file will be about 1GB in size.)
  5. Once it’s downloaded, open it up on your phone and enjoy! ..

We will use some free tools to reverse engineer the APK file to see the code. ..

If the app is protected by any premium software, then we cannot actually read the code after reverse engineering. ..

Android application package (AAP) is a file format used by Android operating system for distribution and installation.

Step 2: Dex2Jar will extract the files and folders from the .jar file. Step 3: Dex2Jar will create a new folder called “output” in the current working directory. Step 4: Dex2Jar will write the extracted files and folders to the “output” folder. ..

The Dex2Jar software can be downloaded from the following link. ..

If you want to see the code, there is a GitHub link which is https://github.com/apache/incubator-maven

This is a zip file, and in our desktop->demo3 directory, we place the unzipped directory of this zip file.

Step 2: We need to download JD-GUI software. You can visit the following link and based on your operating system, you can download the software. ..

To store the software on our desktop, we recommend using the demo3 directory. ..

Step 3: We need to target any android app. Therefore, in this case, we are targeting the EnglishScore: British Council’s free English test app on the following Google Play Store link.

  1. Go to the Google Play Store on your phone and search for “Apk Archive.”
  2. Tap on the first result that appears, which will be a page with a download button.
  3. Tap on the download button and wait for the apk file to download onto your phone. ..

The website provides information on a variety of topics, including history, culture, and current events.

In the bottom text field, paste the link to the app from google play store. Click on the download button to get started.

Please use this link to download the apk Archive.

After downloading the app from the store, the app on demo3->dex2jar-2.0 directory is installed.

Open your terminal if you use mac or open your Windows PowerShell if you use windows. Type the following command to start a new instance of Windows PowerShell: Windows PowerShell -ExecutionPolicy Bypass

At the terminal, go to the directory where you want to go🇧🇷

permission-paste permission-copy permission-paste-files permission-copy-files

./d2j-dex2jar.sh: This command will create aDex2Jar file that contains the Java source code for the given application.

After you click “Enter,” your computer will take some time to create the new file. ..

British Council English Free Test_v1.00.32_apkpure.com-dex2jar.jar has been created

In your jd-gui->build->libs directory, you will find a file called “com.android.internal.os.BuildTools”. Open this file and change the value of the “LIB_NAME” field to “libcore-arm-v7a”. Now build your application!

If you double-click on the jd-gui-1.6.1.jar file, you will see the application’s interface. ..

Now drag and paste the EnglishScore Free British Council English Test_v1.00.32_apkpure.com-dex2jar.jar into the application, and you will see the following: The EnglishScore Free British Council English Test_v1.00.32_apkpure.com-dex2jar is a new app that is designed to help you improve your language skills. This app is available for free on the Google Play Store, and it has a number of features that make it an excellent choice for anyone looking to improve their language skills.

Final Words

Android is a mobile operating system that allows users to access the internet and make phone calls. It was created by Google, and it is used by millions of people around the world. Reverse engineering Android apps can help you learn more about this operating system, and you can also use this information to improve your own apps.