diff --git a/clearapp.sh b/clearapp.sh
new file mode 100755
index 0000000..540b440
--- /dev/null
+++ b/clearapp.sh
@@ -0,0 +1,34 @@
+for i in $(seq 1 10); do
+	echo i=$i
+	# 回到主界面
+	adb shell input keyevent 3
+	adb shell input keyevent 3
+
+	# 唤醒菜单
+	adb shell input keyevent 312
+
+	# dump当前ui
+	adb shell uiautomator dump
+	adb pull /sdcard/window_dump.xml
+	sleep 2
+
+	# 判断是否有后台
+	cnt=$(cat window_dump.xml | grep -c "近期没有")
+	if [ $cnt -eq 1 ]; then
+		break
+	fi
+
+	echo debug $cnt
+
+	cnt=$(cat window_dump.xml | grep -c "全部")
+	if [ $cnt -ne 1 ]; then
+		continue
+	fi
+
+	#找到清后台按钮的位置
+	tmp=$(sed 's/\<node/\n/g' window_dump.xml | grep 全部 | awk -F 'bounds=' '{print $2}' | awk '{print $1}' | awk -F '"' '{print $2}' | sed 's/,/ /g' | sed 's/\[/ /g' | sed 's/\]/ /g' | awk '{print $1,$2}')
+	echo $tmp
+	adb shell input tap $tmp
+	adb shell input keyevent 3
+done
+