diff --git a/openVulkanoCpp/IO/FsUtils.cpp b/openVulkanoCpp/IO/FsUtils.cpp
index c2e84b2..3a3595a 100644
--- a/openVulkanoCpp/IO/FsUtils.cpp
+++ b/openVulkanoCpp/IO/FsUtils.cpp
@@ -69,4 +69,23 @@ namespace OpenVulkano
 		}
 		return true;
 	}
-}
\ No newline at end of file
+	
+	ByteSize FsUtils::GetDirSize(const std::filesystem::path& dir)
+	{
+		ByteSize size = 0;
+		
+		for (auto& p: fs::directory_iterator(dir))
+		{
+			if (fs::is_directory(p))
+			{
+				size += GetDirSize(p);
+			}
+			else
+			{
+				size += p.file_size();
+			}
+		}
+		
+		return size;
+	}
+}
diff --git a/openVulkanoCpp/IO/FsUtils.hpp b/openVulkanoCpp/IO/FsUtils.hpp
index 7b74b66..4dc397c 100644
--- a/openVulkanoCpp/IO/FsUtils.hpp
+++ b/openVulkanoCpp/IO/FsUtils.hpp
@@ -6,6 +6,7 @@
 
 #pragma once
 
+#include "Math/ByteSize.hpp"
 #include <filesystem>
 
 namespace OpenVulkano
@@ -17,5 +18,7 @@ namespace OpenVulkano
 		static bool DeleteEmptySubTrees(const std::filesystem::path& dir);
 
 		static bool IsTreeEmpty(const std::filesystem::path& dir);
+		
+		static ByteSize GetDirSize(const std::filesystem::path& dir);
 	};
-}
\ No newline at end of file
+}