diff --git a/README.md b/README.md
index f1b24c5..64b931a 100644
--- a/README.md
+++ b/README.md
@@ -13,12 +13,17 @@ The decompile-apk tool consists of some scripts and different tools, it can prov
 
 ![classyshark](screenshot/classyshark.png)
 
+* bytecode-viewer
+
+![bytecode-viewer](screenshot/bytecode-viewer.png)
+
 ## Tools
 * [Apktool](https://github.com/iBotPeaches/Apktool) : v2.4.1
 * [dex2jar](https://github.com/pxb1988/dex2jar) : v2.1
 * [jd-gui](https://github.com/java-decompiler/jd-gui) : v1.6.6
 * [jadx](https://github.com/skylot/jadx) : v1.1.0
 * [android-classyshark](https://github.com/google/android-classyshark) : v8.2
+* [bytecode-viewer](https://github.com/Konloch/bytecode-viewer) : v2.9.22
 
 ## Platforms
 * Mac
@@ -42,6 +47,9 @@ sh jadx-apk.sh *.apk
 # using classyshark to decompile apk
 sh classyshark-apk.sh *.apk
 
+# using bytecode-viewer to decompile apk
+sh bytecode-viewer.sh *.apk
+
 ```
 
 ## Summary
@@ -67,6 +75,13 @@ sh classyshark-apk.sh *.apk
 	* disadvantage
 		* resource files partially missing
 
+* bytecode-viewer
+	* advantage
+		* support apk, dex, jar, and so on
+		* better visual feedback
+	* disadvantage
+		* analyse file slower
+
 ## Todo
 * more decompile tools
 * support decompile dex/aar/jar files
diff --git a/bytecode-viewer.sh b/bytecode-viewer.sh
new file mode 100755
index 0000000..f35a5ba
--- /dev/null
+++ b/bytecode-viewer.sh
@@ -0,0 +1,27 @@
+#!/bin/sh
+
+# 校验参数合法性
+source util.sh
+check $1
+
+# 得到新的目录
+newfoldername=${foldername}"-bytecodeviewer"
+rm -rf $foldername
+
+if [ ! -d "$newfoldername" ];
+	then
+	mkdir $newfoldername
+fi
+
+# 切换到创建的目录
+cd $newfoldername
+
+# 打印该目录的路径
+echo `pwd`
+
+# 通过ClassyShark查看apk文件
+echo "View the decompile file"
+
+# 执行ClassyShark命令
+#java -jar ../../tools/bytecode-viewer/Bytecode-Viewer.jar -i $absolutename -o . -t all
+java -jar ../../tools/bytecode-viewer/Bytecode-Viewer.jar
\ No newline at end of file
diff --git a/decompile-apk.sh b/decompile-apk.sh
index 7b1b14c..e4b7a17 100755
--- a/decompile-apk.sh
+++ b/decompile-apk.sh
@@ -10,11 +10,12 @@ function input() {
 		echo "1: using apktool/dex2jar/jd-gui to decompile apk"
 		echo "2: using ClassyShark to decompile apk"
 		echo "3: using jadx to decompile apk"
+		echo "4: using bytecode-viewer to decompile apk"
 		echo "q: exit"
 	fi
 
-	#echo "Please input your choice(1, 2, 3):"
-	read -p "Please input your choice(1, 2, 3):" input
+	#echo "Please input your choice(1, 2, 3, 4):"
+	read -p "Please input your choice(1, 2, 3, 4):" input
 	
 	case $input in
 		1)
@@ -29,6 +30,10 @@ function input() {
 		## 执行jadx-apk命令
 		sh jadx-apk.sh $arg
 		;;
+		4)
+		## 执行bytecode-viewer-apk命令
+		sh bytecode-viewer.sh $arg
+		;;
 		q)
 		## 退出命令
 		exit
diff --git a/screenshot/bytecode-viewer.png b/screenshot/bytecode-viewer.png
new file mode 100644
index 0000000..9b51424
Binary files /dev/null and b/screenshot/bytecode-viewer.png differ
diff --git a/tools/bytecode-viewer/Bytecode-Viewer.jar b/tools/bytecode-viewer/Bytecode-Viewer.jar
new file mode 100644
index 0000000..d6fe85b
Binary files /dev/null and b/tools/bytecode-viewer/Bytecode-Viewer.jar differ