Instructions on how to convert/inspect APKM file

APKM.md

How to extract & merge an .apkm (APKMirror / split-APK) into a usable .apk

✅ TL;DR — Quick Commands & Tools

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🔧 Tools

• APKEditor → https://github.com/REAndroid/APKEditor
• dex2jar → https://github.com/pxb1988/dex2jar * Only for reverse engineering
• JD-GUI / jadx → View decompiled Java https://github.com/java-decompiler/jd-gui/releases/tag/v1.6.6 * Only for reverse engineering

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🧩 Extract & Merge .apkm → .apk

java -jar APKEditor-1.4.5.jar m -i input.apkm -o merged.apk

🧹 (Optional) Refactor Resources

java -jar APKEditor-1.4.5.jar x -i merged.apk -o refactored.apk

You can stop here unless you want to reverse engineer it.

📖 Decompile Resources (JSON/XML)

java -jar APKEditor-1.4.5.jar d -i refactored.apk -o decompiled_json
# or XML
java -jar APKEditor-1.4.5.jar d -t xml -i refactored.apk -o decompiled_xml

🔍 Inspect APK Metadata

java -jar APKEditor-1.4.5.jar info -v -resources -i refactored.apk

🏗️ Rebuild (after editing resources)

java -jar APKEditor-1.4.5.jar b -i decompiled_json -o rebuilt.apk

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💥 Reverse / Decompile Classes

Install dex2jar:

sudo apt install dex2jar          # Debian/Ubuntu/Kali
brew install dex2jar              # macOS

Convert .apk → .jar:

d2j-dex2jar -f refactored.apk -o refactored-dex2jar.jar

View Decompiled Code:

jd-gui refactored-dex2jar.jar     # GUI
# or
jadx -d src_out refactored-dex2jar.jar

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⚡ Summary Workflow

1️⃣ Merge:      java -jar APKEditor.jar m -i app.apkm -o merged.apk
2️⃣ Refactor:   java -jar APKEditor.jar x -i merged.apk -o refactored.apk
3️⃣ Decompile:  java -jar APKEditor.jar d -i refactored.apk -o json_out
4️⃣ Inspect:    java -jar APKEditor.jar info -v -i refactored.apk
5️⃣ Reverse:    d2j-dex2jar -f refactored.apk
6️⃣ View code:  jd-gui refactored-dex2jar.jar