diff --git a/common/compat.h b/common/compat.h
new file mode 100644
index 00000000..0f1281fe
--- /dev/null
+++ b/common/compat.h
@@ -0,0 +1,46 @@
+#ifndef COMPAT_H
+#define COMPAT_H
+
+#ifdef ANDROID
+#define NO_TO_STRING
+#define NO_STOUL
+#endif
+
+#include <string>
+
+#ifdef NO_TO_STRING
+#include <sstream>
+#endif
+
+#ifdef NO_STOUL
+#include <cstdlib>
+#endif
+
+
+namespace cpt
+{
+	template<typename T>
+	static std::string to_string(const T& t)
+	{
+	#ifdef NO_TO_STRING
+		std::stringstream ss;
+		ss << t;
+		return ss.str();
+	#else
+		return std::to_string(t);
+	#endif
+	}
+
+	static long stoul(const std::string& s)
+	{
+	#ifdef NO_STOUL
+		return atol(s.c_str());
+	#else
+		return std::stoul(s);
+	#endif
+	}
+}
+
+
+#endif
+
diff --git a/common/utils.h b/common/utils.h
index 5dc34a10..e8e36265 100644
--- a/common/utils.h
+++ b/common/utils.h
@@ -159,22 +159,6 @@ static std::string getMacAddress(int sock)
 }
 
 
-namespace utl
-{
-	template<typename T>
-	static std::string to_string(const T& t)
-	{
-		std::stringstream ss;
-		ss << t;
-		return ss.str();
-	}
-
-	static long stoul(const std::string& s)
-	{
-		return atol(s.c_str());
-	}
-}
-
 #endif