diff --git a/AppMover.xcodeproj/project.pbxproj b/AppMover.xcodeproj/project.pbxproj
index 71fd215..01f9178 100644
--- a/AppMover.xcodeproj/project.pbxproj
+++ b/AppMover.xcodeproj/project.pbxproj
@@ -8,11 +8,13 @@
 
 /* Begin PBXBuildFile section */
 		75492BC623AD6711004823F1 /* AppMover.swift in Sources */ = {isa = PBXBuildFile; fileRef = 75492BC523AD6711004823F1 /* AppMover.swift */; };
+		75492BC823AEEF4D004823F1 /* Extensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = 75492BC723AEEF4D004823F1 /* Extensions.swift */; };
 		75647A2223AD659600C8E88E /* AppMover.h in Headers */ = {isa = PBXBuildFile; fileRef = 75647A2023AD659600C8E88E /* AppMover.h */; settings = {ATTRIBUTES = (Public, ); }; };
 /* End PBXBuildFile section */
 
 /* Begin PBXFileReference section */
 		75492BC523AD6711004823F1 /* AppMover.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppMover.swift; sourceTree = "<group>"; };
+		75492BC723AEEF4D004823F1 /* Extensions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Extensions.swift; sourceTree = "<group>"; };
 		75647A1D23AD659600C8E88E /* AppMover.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = AppMover.framework; sourceTree = BUILT_PRODUCTS_DIR; };
 		75647A2023AD659600C8E88E /* AppMover.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = AppMover.h; sourceTree = "<group>"; };
 		75647A2123AD659600C8E88E /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
@@ -49,6 +51,7 @@
 			isa = PBXGroup;
 			children = (
 				75492BC523AD6711004823F1 /* AppMover.swift */,
+				75492BC723AEEF4D004823F1 /* Extensions.swift */,
 				75647A2023AD659600C8E88E /* AppMover.h */,
 				75647A2123AD659600C8E88E /* Info.plist */,
 			);
@@ -136,6 +139,7 @@
 			buildActionMask = 2147483647;
 			files = (
 				75492BC623AD6711004823F1 /* AppMover.swift in Sources */,
+				75492BC823AEEF4D004823F1 /* Extensions.swift in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
diff --git a/AppMover/AppMover.swift b/AppMover/AppMover.swift
index 23c34d3..e29a210 100644
--- a/AppMover/AppMover.swift
+++ b/AppMover/AppMover.swift
@@ -9,54 +9,6 @@
 import AppKit
 import Security
 
-extension URL {
-    
-    var representsBundle: Bool {
-        pathExtension == "app"
-    }
-    
-    var isValid: Bool {
-        !path.trimmingCharacters(in: .whitespaces).isEmpty
-    }
-    
-    var numberOfFilesInDirectory: Int {
-        (try? FileManager.default.contentsOfDirectory(atPath: path))?.count ?? 0
-    }
-    
-}
-
-extension Bundle {
-    
-    var localizedName: String {
-        NSRunningApplication.current.localizedName ?? "The App"
-    }
-    
-    var isInstalled: Bool {
-        NSSearchPathForDirectoriesInDomains(.applicationDirectory, .allDomainsMask, true).contains(where: { $0.hasPrefix(bundlePath)
-        }) || bundlePath.split(separator: "/").contains("Applications")
-    }
-    
-    func copy(to url: URL) throws {
-        try FileManager.default.copyItem(at: bundleURL, to: url)
-    }
-    
-}
-
-extension Process {
-    
-    static func runTask(command: String, arguments: [String] = [], completion: ((Int32) -> Void)? = nil) {
-        let task = Process()
-        task.launchPath = command
-        task.arguments = arguments
-        task.terminationHandler = { task in
-            completion?(task.terminationStatus)
-        }
-        task.launch()
-    }
-    
-}
-
-
 public enum AppMover {
         
     public static func moveIfNecessary() {
diff --git a/AppMover/Extensions.swift b/AppMover/Extensions.swift
new file mode 100644
index 0000000..cfca8fd
--- /dev/null
+++ b/AppMover/Extensions.swift
@@ -0,0 +1,56 @@
+//
+//  Extensions.swift
+//  AppMover
+//
+//  Created by Oskar Groth on 2019-12-22.
+//  Copyright © 2019 Oskar Groth. All rights reserved.
+//
+
+import Foundation
+
+extension URL {
+    
+    var representsBundle: Bool {
+        pathExtension == "app"
+    }
+    
+    var isValid: Bool {
+        !path.trimmingCharacters(in: .whitespaces).isEmpty
+    }
+    
+    var numberOfFilesInDirectory: Int {
+        (try? FileManager.default.contentsOfDirectory(atPath: path))?.count ?? 0
+    }
+    
+}
+
+extension Bundle {
+    
+    var localizedName: String {
+        NSRunningApplication.current.localizedName ?? "The App"
+    }
+    
+    var isInstalled: Bool {
+        NSSearchPathForDirectoriesInDomains(.applicationDirectory, .allDomainsMask, true).contains(where: { $0.hasPrefix(bundlePath)
+        }) || bundlePath.split(separator: "/").contains("Applications")
+    }
+    
+    func copy(to url: URL) throws {
+        try FileManager.default.copyItem(at: bundleURL, to: url)
+    }
+    
+}
+
+extension Process {
+    
+    static func runTask(command: String, arguments: [String] = [], completion: ((Int32) -> Void)? = nil) {
+        let task = Process()
+        task.launchPath = command
+        task.arguments = arguments
+        task.terminationHandler = { task in
+            completion?(task.terminationStatus)
+        }
+        task.launch()
+    }
+    
+}