diff --git a/SabreTools.Helper/Data/Build.cs b/SabreTools.Helper/Data/Build.cs
index 833f33a1..760cbd4d 100644
--- a/SabreTools.Helper/Data/Build.cs
+++ b/SabreTools.Helper/Data/Build.cs
@@ -272,7 +272,8 @@ namespace SabreTools.Helper
 					helptext.Add("  -qs, --quick		Enable quick scanning of archives");
 					helptext.Add("  -v, --verify		Enable verification of output directory");
 					helptext.Add("  -c, --convert		Enable conversion of input files to TGZ");
-					helptext.Add("  -tgz, --tgz		Enable TorrentGZ output");
+					helptext.Add("  -tgz			Enable TorrentGZ output");
+					helptext.Add("  -tzip			Enable TorrentZip output");
 					helptext.Add("	-r, --romba		Enable Romba depot dir output");
 					helptext.Add("  -do, --directory	Output files as uncompressed");
 					helptext.Add("  -7z={0}		Set scanning level for 7z archives");
diff --git a/SabreTools.Helper/External/OptimizedCRC.cs b/SabreTools.Helper/External/OptimizedCRC.cs
index bbc5d97b..6139bd9b 100644
--- a/SabreTools.Helper/External/OptimizedCRC.cs
+++ b/SabreTools.Helper/External/OptimizedCRC.cs
@@ -56,7 +56,7 @@ namespace OCRC
             }
         }
 
-        private uint value;
+        public uint UnsignedValue;
 
         public OptimizedCRC()
         {
@@ -68,12 +68,12 @@ namespace OCRC
         /// </summary>
         public void Init()
         {
-            value = kInitial;
+            UnsignedValue = kInitial;
         }
 
         public int Value
         {
-            get { return (int)~value; }
+            get { return (int)~UnsignedValue; }
         }
 
         public void Update(byte[] data, int offset, int count)
@@ -83,7 +83,7 @@ namespace OCRC
 
             var table = OptimizedCRC.Table;
 
-            uint crc = value;
+            uint crc = UnsignedValue;
 
             for (; (offset & 7) != 0 && count != 0; count--)
                 crc = (crc >> 8) ^ table[(byte)crc ^ data[offset++]];
@@ -118,7 +118,7 @@ namespace OCRC
             while (count-- != 0)
                 crc = (crc >> 8) ^ table[(byte)crc ^ data[offset++]];
 
-            value = crc;
+            UnsignedValue = crc;
         }
 
         static public int Compute(byte[] data, int offset, int count)
@@ -140,7 +140,7 @@ namespace OCRC
 
 		public void Dispose()
 		{
-			value = 0;
+			UnsignedValue = 0;
 		}
 	}
 }
\ No newline at end of file
diff --git a/SabreTools.Helper/Objects/SimpleSort.cs b/SabreTools.Helper/Objects/SimpleSort.cs
index d1040e04..ef3a6431 100644
--- a/SabreTools.Helper/Objects/SimpleSort.cs
+++ b/SabreTools.Helper/Objects/SimpleSort.cs
@@ -15,7 +15,7 @@ namespace SabreTools.Helper
 		private bool _toFolder;
 		private bool _verify;
 		private bool _delete;
-		private bool _tgz;
+		private bool? _torrentX; // True is for TorrentZip, False is for TorrentGZ, Null is for standard zip
 		private bool _romba;
 		private bool _updateDat;
 		private ArchiveScanLevel _7z;
@@ -40,7 +40,7 @@ namespace SabreTools.Helper
 		/// <param name="toFolder">True if files should be output to folder, false otherwise</param>
 		/// <param name="verify">True if output directory should be checked instead of rebuilt to, false otherwise</param>
 		/// <param name="delete">True if input files should be deleted, false otherwise</param>
-		/// <param name="tgz">True if files should be output in TorrentGZ format, false for standard zip</param>
+		/// <param name="torrentX">True is for TorrentZip, False is for TorrentGZ, Null is for standard zip</param>
 		/// <param name="romba">True if files should be output in Romba depot folders, false otherwise</param>
 		/// <param name="sevenzip">Integer representing the archive handling level for 7z</param>
 		/// <param name="gz">Integer representing the archive handling level for GZip</param>
@@ -49,7 +49,7 @@ namespace SabreTools.Helper
 		/// <param name="updateDat">True if the updated DAT should be output, false otherwise</param>
 		/// <param name="logger">Logger object for file and console output</param>
 		public SimpleSort(Dat datdata, List<string> inputs, string outdir, string tempdir,
-			bool quickScan, bool toFolder, bool verify, bool delete, bool tgz, bool romba, int sevenzip,
+			bool quickScan, bool toFolder, bool verify, bool delete, bool? torrentX, bool romba, int sevenzip,
 			int gz, int rar, int zip, bool updateDat, Logger logger)
 		{
 			_datdata = datdata;
@@ -60,7 +60,7 @@ namespace SabreTools.Helper
 			_toFolder = toFolder;
 			_verify = verify;
 			_delete = delete;
-			_tgz = tgz;
+			_torrentX = torrentX;
 			_romba = romba;
 			_7z = (ArchiveScanLevel)(sevenzip < 0 || sevenzip > 2 ? 0 : sevenzip);
 			_gz = (ArchiveScanLevel)(gz < 0 || gz > 2 ? 0 : gz);
@@ -321,7 +321,7 @@ namespace SabreTools.Helper
 							Directory.CreateDirectory(gamedir);
 						}
 
-						_logger.Log("Rebuilding file '" + Path.GetFileName(rom.Name) + "' to '" + (_tgz ? found.HashData.SHA1 : found.Name) + "'");
+						_logger.Log("Rebuilding file '" + Path.GetFileName(rom.Name) + "' to '" + (_torrentX == false ? found.HashData.SHA1 : found.Name) + "'");
 						try
 						{
 							File.Copy(input, Path.Combine(gamedir, Path.GetFileName(found.Name)));
@@ -330,14 +330,17 @@ namespace SabreTools.Helper
 					}
 					else
 					{
-						if (_tgz)
+						if (_torrentX == true)
+						{
+							FileTools.WriteTorrentZip(input, _outdir, found, _logger);
+						}
+						else if (_torrentX == false)
 						{
 							FileTools.WriteTorrentGZ(input, _outdir, _romba, _logger);
 						}
 						else
 						{
 							FileTools.WriteToArchive(input, _outdir, found);
-							//FileTools.WriteTorrentZip(input, _outdir, found, _logger);
 						}
 					}
 				}
@@ -389,7 +392,7 @@ namespace SabreTools.Helper
 								Directory.CreateDirectory(gamedir);
 							}
 
-							_logger.Log("Rebuilding file '" + Path.GetFileName(rom.Name) + "' to '" + (_tgz ? found.HashData.SHA1 : found.Name) + "'");
+							_logger.Log("Rebuilding file '" + Path.GetFileName(rom.Name) + "' to '" + (_torrentX == false ? found.HashData.SHA1 : found.Name) + "'");
 							try
 							{
 								File.Copy(newinput, Path.Combine(gamedir, Path.GetFileName(found.Name)));
@@ -398,14 +401,17 @@ namespace SabreTools.Helper
 						}
 						else
 						{
-							if (_tgz)
+							if (_torrentX == true)
+							{
+								FileTools.WriteTorrentZip(newinput, _outdir, found, _logger);
+							}
+							else if (_torrentX == false)
 							{
 								FileTools.WriteTorrentGZ(newinput, _outdir, _romba, _logger);
 							}
 							else
 							{
 								FileTools.WriteToArchive(newinput, _outdir, found);
-								//FileTools.WriteTorrentZip(newinput, _outdir, found, _logger);
 							}
 						}
 
@@ -446,14 +452,17 @@ namespace SabreTools.Helper
 						else
 						{
 							_logger.Log("Matched name: " + newfound.Name);
-							if (_tgz)
+							if (_torrentX == true)
+							{
+								FileTools.WriteTorrentZip(input, _outdir, newfound, _logger);
+							}
+							else if (_torrentX == false)
 							{
 								FileTools.WriteTorrentGZ(input, _outdir, _romba, _logger);
 							}
 							else
 							{
 								FileTools.WriteToArchive(input, _outdir, newfound);
-								//FileTools.WriteTorrentZip(input, _outdir, newfound, _logger);
 							}
 						}
 					}
@@ -526,21 +535,24 @@ namespace SabreTools.Helper
 								else
 								{
 									// Copy file between archives
-									_logger.Log("Rebuilding file '" + Path.GetFileName(rom.Name) + "' to '" + (_tgz ? found.HashData.SHA1 : found.Name) + "'");
+									_logger.Log("Rebuilding file '" + Path.GetFileName(rom.Name) + "' to '" + (_torrentX == false ? found.HashData.SHA1 : found.Name) + "'");
 
-									if (Build.MonoEnvironment || _tgz)
+									if (Build.MonoEnvironment || _torrentX == false)
 									{
 										string outfile = FileTools.ExtractSingleItemFromArchive(input, rom.Name, _tempdir, _logger);
 										if (File.Exists(outfile))
 										{
-											if (_tgz)
+											if (_torrentX == true)
+											{
+												FileTools.WriteTorrentZip(outfile, _outdir, found, _logger);
+											}
+											else if (_torrentX == false)
 											{
 												FileTools.WriteTorrentGZ(outfile, _outdir, _romba, _logger);
 											}
 											else
 											{
-												FileTools.WriteToArchive(input, _outdir, found);
-												//FileTools.WriteTorrentZip(input, _outdir, found, _logger);
+												FileTools.WriteToArchive(outfile, _outdir, found);
 											}
 
 											try
diff --git a/SabreTools.Helper/README.1ST b/SabreTools.Helper/README.1ST
index 295d4c02..43a7362d 100644
--- a/SabreTools.Helper/README.1ST
+++ b/SabreTools.Helper/README.1ST
@@ -684,6 +684,12 @@ Options:
 			includes two auxilary files, .romba_size and .romba_size.backup, that have the
 			compressed size of the folder inside for use with Romba.
 			
+	-tzip				Enable TorrentZip output
+		Instead of outputting the files to standard ZIP archives, files will be rebuilt to
+		TorrentZip (TZ) files. This format is based on the ZIP archive format, but with
+		custom header information. This is primarily used by external tool RomVault
+		(http://www.romvault.com/) and is already widely used.
+			
 	-do, --directory	Enable outputting files uncompressed
 		Instead of outputting the files to ZIP archives, files will be rebuilt to named
 		subdirectories within the output folder. This is useful for when the DAT does not
diff --git a/SabreTools/Partials/SabreTools_Inits.cs b/SabreTools/Partials/SabreTools_Inits.cs
index 41a56756..fac03801 100644
--- a/SabreTools/Partials/SabreTools_Inits.cs
+++ b/SabreTools/Partials/SabreTools_Inits.cs
@@ -78,7 +78,7 @@ namespace SabreTools
 				}
 			}
 
-			SimpleSort ss = new SimpleSort(new Dat(), newinputs, outdir, tempdir, false, false, false, delete, true, romba, sevenzip, gz, rar, zip, false, logger);
+			SimpleSort ss = new SimpleSort(new Dat(), newinputs, outdir, tempdir, false, false, false, delete, false, romba, sevenzip, gz, rar, zip, false, logger);
 			return ss.Convert();
 		}
 
@@ -373,7 +373,7 @@ namespace SabreTools
 		/// <param name="toFolder">True if files should be output to folder, false otherwise</param>
 		/// <param name="verify">True if output directory should be checked instead of rebuilt to, false otherwise</param>
 		/// <param name="delete">True if input files should be deleted, false otherwise</param>
-		/// <param name="tgz">True if files should be output in TorrentGZ format, false for standard zip</param>
+		/// <param name="torrentX">True is for TorrentZip, False is for TorrentGZ, Null is for standard zip</param>
 		/// <param name="romba">True if files should be output in Romba depot folders, false otherwise</param>
 		/// <param name="gz">Integer representing the archive handling level for GZip</param>
 		/// <param name="rar">Integer representing the archive handling level for RAR</param>
@@ -381,7 +381,7 @@ namespace SabreTools
 		/// <param name="updateDat">True if the updated DAT should be output, false otherwise</param>
 		/// <param name="logger">Logger object for file and console output</param>
 		private static void InitSortVerify(List<string> datfiles, List<string> inputs, string outdir, string tempdir, bool quickScan,
-			bool toFolder, bool verify, bool delete, bool tgz, bool romba, int sevenzip, int gz, int rar, int zip, bool updateDat, Logger logger)
+			bool toFolder, bool verify, bool delete, bool? torrentX, bool romba, int sevenzip, int gz, int rar, int zip, bool updateDat, Logger logger)
 		{
 			// Add all of the input DATs into one huge internal DAT
 			Dat datdata = new Dat();
@@ -391,7 +391,7 @@ namespace SabreTools
 			}
 
 			SimpleSort ss = new SimpleSort(datdata, inputs, outdir, tempdir, quickScan, toFolder, verify,
-				delete, tgz, romba, sevenzip, gz, rar, zip, updateDat, logger);
+				delete, torrentX, romba, sevenzip, gz, rar, zip, updateDat, logger);
 			ss.StartProcessing();
 		}
 
diff --git a/SimpleSort/SimpleSortApp.cs b/SimpleSort/SimpleSortApp.cs
index cc6edaae..abcc08b6 100644
--- a/SimpleSort/SimpleSortApp.cs
+++ b/SimpleSort/SimpleSortApp.cs
@@ -48,11 +48,11 @@ namespace SabreTools
 				quickScan = false,
 				romba = false,
 				simpleSort = true,
-				tgz = false,
 				toFolder = false,
 				tzip = false,
 				updateDat = false,
 				verify = false;
+			bool? torrentX = null;
 			int sevenzip = 0,
 				gz = 2,
 				rar = 2,
@@ -94,11 +94,11 @@ namespace SabreTools
 						break;
 					case "-tgz":
 					case "--tgz":
-						tgz = true;
+						torrentX = false;
 						break;
 					case "-tzip":
 					case "--tzip":
-						tzip = true;
+						torrentX = true;
 						break;
 					case "-ud":
 					case "--updated-dat":
@@ -207,7 +207,7 @@ namespace SabreTools
 				if (datfiles.Count > 0)
 				{
 					InitSortVerify(datfiles, inputs, outdir, tempdir, quickScan, toFolder,
-						verify, delete, tgz, romba, sevenzip, gz, rar, zip, updateDat, logger);
+						verify, delete, torrentX, romba, sevenzip, gz, rar, zip, updateDat, logger);
 				}
 				else
 				{
@@ -240,7 +240,7 @@ namespace SabreTools
 		/// <param name="toFolder">True if files should be output to folder, false otherwise</param>
 		/// <param name="verify">True if output directory should be checked instead of rebuilt to, false otherwise</param>
 		/// <param name="delete">True if input files should be deleted, false otherwise</param>
-		/// <param name="tgz">True if files should be output in TorrentGZ format, false for standard zip</param>
+		/// <param name="torrentX">True is for TorrentZip, False is for TorrentGZ, Null is for standard zip</param>
 		/// <param name="romba">True if files should be output in Romba depot folders, false otherwise</param>
 		/// <param name="gz">Integer representing the archive handling level for GZip</param>
 		/// <param name="rar">Integer representing the archive handling level for RAR</param>
@@ -248,7 +248,7 @@ namespace SabreTools
 		/// <param name="updateDat">True if the updated DAT should be output, false otherwise</param>
 		/// <param name="logger">Logger object for file and console output</param>
 		private static void InitSortVerify(List<string> datfiles, List<string> inputs, string outdir, string tempdir, bool quickScan,
-			bool toFolder, bool verify, bool delete, bool tgz, bool romba, int sevenzip, int gz, int rar, int zip, bool updateDat, Logger logger)
+			bool toFolder, bool verify, bool delete, bool? torrentX, bool romba, int sevenzip, int gz, int rar, int zip, bool updateDat, Logger logger)
 		{
 			// Add all of the input DATs into one huge internal DAT
 			Dat datdata = new Dat();
@@ -258,7 +258,7 @@ namespace SabreTools
 			}
 
 			SimpleSort ss = new SimpleSort(datdata, inputs, outdir, tempdir, quickScan, toFolder, verify,
-				delete, tgz, romba, sevenzip, gz, rar, zip, updateDat, logger);
+				delete, torrentX, romba, sevenzip, gz, rar, zip, updateDat, logger);
 			ss.StartProcessing();
 		}
 
@@ -296,7 +296,7 @@ namespace SabreTools
 			}
 
 			SimpleSort ss = new SimpleSort(new Dat(), newinputs, outdir, tempdir, false, false, false,
-				delete, true, romba, sevenzip, gz, rar, zip, false, logger);
+				delete, false, romba, sevenzip, gz, rar, zip, false, logger);
 			return ss.Convert();
 		}
 	}