diff --git a/SweetLib/Utils/SweetUtils.cs b/SweetLib/Utils/SweetUtils.cs
index 57e2a2a..53e6b3a 100644
--- a/SweetLib/Utils/SweetUtils.cs
+++ b/SweetLib/Utils/SweetUtils.cs
@@ -34,10 +34,20 @@ namespace SweetLib.Utils
         {
             var invalidChars = System.IO.Path.GetInvalidFileNameChars();
 
-            if(invalidChars.Contains(replaceChar))
+            if (invalidChars.Contains(replaceChar))
                 throw new IOException($"Replace character {replaceChar} is an invalid file name character.");
 
             return invalidChars.Aggregate(fileName, (current, c) => current.Replace(c, replaceChar));
         }
+
+        /// <summary>
+        /// Converts a <see cref="DateTime"/> into an Unix timestamp.
+        /// </summary>
+        /// <param name="date"><see cref="DateTime"/> to convert into Unix timestamp.</param>
+        /// <returns>Converted Unix timestamp</returns>
+        public static double DateTimeToUnixTimeStamp(DateTime date)
+        {
+            return date.Subtract(new DateTime(1970, 1, 1)).TotalSeconds;
+        }
     }
 }