diff --git a/WireGuard/WireGuard.xcodeproj/project.pbxproj b/WireGuard/WireGuard.xcodeproj/project.pbxproj
index 8120b38..6b77eae 100644
--- a/WireGuard/WireGuard.xcodeproj/project.pbxproj
+++ b/WireGuard/WireGuard.xcodeproj/project.pbxproj
@@ -41,6 +41,7 @@
 		6F919EDA218C65C50023B400 /* wireguard_doc_logo_44x58.png in Resources */ = {isa = PBXBuildFile; fileRef = 6F919ED6218C65C50023B400 /* wireguard_doc_logo_44x58.png */; };
 		6F919EDB218C65C50023B400 /* wireguard_doc_logo_64x64.png in Resources */ = {isa = PBXBuildFile; fileRef = 6F919ED7218C65C50023B400 /* wireguard_doc_logo_64x64.png */; };
 		6F919EDC218C65C50023B400 /* wireguard_doc_logo_320x320.png in Resources */ = {isa = PBXBuildFile; fileRef = 6F919ED8218C65C50023B400 /* wireguard_doc_logo_320x320.png */; };
+		6FB1017921C57DE600766195 /* MockTunnels.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6FB1017821C57DE600766195 /* MockTunnels.swift */; };
 		6FDEF7E421846C1A00D8FBF6 /* libwg-go.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 6FDEF7E321846C1A00D8FBF6 /* libwg-go.a */; };
 		6FDEF7E62185EFB200D8FBF6 /* QRScanViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6FDEF7E52185EFAF00D8FBF6 /* QRScanViewController.swift */; };
 		6FDEF7FB21863B6100D8FBF6 /* unzip.c in Sources */ = {isa = PBXBuildFile; fileRef = 6FDEF7F621863B6100D8FBF6 /* unzip.c */; };
@@ -141,6 +142,7 @@
 		6F919ED6218C65C50023B400 /* wireguard_doc_logo_44x58.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = wireguard_doc_logo_44x58.png; sourceTree = "<group>"; };
 		6F919ED7218C65C50023B400 /* wireguard_doc_logo_64x64.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = wireguard_doc_logo_64x64.png; sourceTree = "<group>"; };
 		6F919ED8218C65C50023B400 /* wireguard_doc_logo_320x320.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = wireguard_doc_logo_320x320.png; sourceTree = "<group>"; };
+		6FB1017821C57DE600766195 /* MockTunnels.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MockTunnels.swift; sourceTree = "<group>"; };
 		6FDEF7E321846C1A00D8FBF6 /* libwg-go.a */ = {isa = PBXFileReference; explicitFileType = archive.ar; path = "libwg-go.a"; sourceTree = BUILT_PRODUCTS_DIR; };
 		6FDEF7E52185EFAF00D8FBF6 /* QRScanViewController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = QRScanViewController.swift; sourceTree = "<group>"; };
 		6FDEF7F621863B6100D8FBF6 /* unzip.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = unzip.c; sourceTree = "<group>"; };
@@ -297,6 +299,7 @@
 				6F7774EE21722D97006A79B3 /* TunnelsManager.swift */,
 				6FFA5DA32197085D0001E2F7 /* ActivateOnDemandSetting.swift */,
 				5F4541A821C451D100994C13 /* TunnelStatus.swift */,
+				6FB1017821C57DE600766195 /* MockTunnels.swift */,
 			);
 			path = Tunnel;
 			sourceTree = "<group>";
@@ -684,6 +687,7 @@
 				6F7774F321774263006A79B3 /* TunnelEditTableViewController.swift in Sources */,
 				6FDEF802218646BA00D8FBF6 /* ZipArchive.swift in Sources */,
 				5F45419021C2D53800994C13 /* SwitchCell.swift in Sources */,
+				6FB1017921C57DE600766195 /* MockTunnels.swift in Sources */,
 				6FDEF806218725D200D8FBF6 /* SettingsTableViewController.swift in Sources */,
 				5F4541A221C2D6DF00994C13 /* BorderedTextButton.swift in Sources */,
 				6F7774E1217181B1006A79B3 /* MainViewController.swift in Sources */,
diff --git a/WireGuard/WireGuard/Tunnel/MockTunnels.swift b/WireGuard/WireGuard/Tunnel/MockTunnels.swift
new file mode 100644
index 0000000..116a1d8
--- /dev/null
+++ b/WireGuard/WireGuard/Tunnel/MockTunnels.swift
@@ -0,0 +1,43 @@
+// SPDX-License-Identifier: MIT
+// Copyright © 2018 WireGuard LLC. All Rights Reserved.
+
+import NetworkExtension
+
+// Creates mock tunnels for the iOS Simulator.
+
+#if targetEnvironment(simulator)
+class MockTunnels {
+    static let tunnelNames = [
+        "demo",
+        "edgesecurity",
+        "home",
+        "office"
+    ]
+    static let address = "192.168.4.184/24"
+    static let dnsServers = ["8.8.8.8", "4.4.4.4"]
+    static let endpoint = "demo.wireguard.com:12912"
+    static let allowedIPs = "0.0.0.0/0"
+
+    static func createMockTunnels() -> [NETunnelProviderManager] {
+        return tunnelNames.map { tunnelName -> NETunnelProviderManager in
+
+            var interface = InterfaceConfiguration(name: tunnelName, privateKey: Curve25519.generatePrivateKey())
+            interface.addresses = [IPAddressRange(from: address)!]
+            interface.dns = dnsServers.map { DNSServer(from: $0)! }
+
+            var peer = PeerConfiguration(publicKey: Curve25519.generatePublicKey(fromPrivateKey: Curve25519.generatePrivateKey()))
+            peer.endpoint = Endpoint(from: endpoint)
+            peer.allowedIPs = [IPAddressRange(from: allowedIPs)!]
+
+            let tunnelConfiguration = TunnelConfiguration(interface: interface, peers: [peer])
+
+            let tunnelProviderManager = NETunnelProviderManager()
+            tunnelProviderManager.protocolConfiguration = NETunnelProviderProtocol(tunnelConfiguration: tunnelConfiguration)
+            tunnelProviderManager.localizedDescription = tunnelName
+            tunnelProviderManager.isEnabled = true
+
+            return tunnelProviderManager
+        }
+    }
+}
+#endif
diff --git a/WireGuard/WireGuard/Tunnel/TunnelsManager.swift b/WireGuard/WireGuard/Tunnel/TunnelsManager.swift
index 4c2f2ed..ff8c720 100644
--- a/WireGuard/WireGuard/Tunnel/TunnelsManager.swift
+++ b/WireGuard/WireGuard/Tunnel/TunnelsManager.swift
@@ -92,7 +92,7 @@ class TunnelsManager {
 
     static func create(completionHandler: @escaping (WireGuardResult<TunnelsManager>) -> Void) {
         #if targetEnvironment(simulator)
-        completionHandler(.success(TunnelsManager(tunnelProviders: [])))
+        completionHandler(.success(TunnelsManager(tunnelProviders: MockTunnels.createMockTunnels())))
         #else
         NETunnelProviderManager.loadAllFromPreferences { managers, error in
             if let error = error {
@@ -272,13 +272,21 @@ class TunnelsManager {
             return
         }
 
+        #if targetEnvironment(simulator)
+        tunnel.status = .active
+        #else
         tunnel.startActivation(activationDelegate: activationDelegate)
+        #endif
     }
 
     func startDeactivation(of tunnel: TunnelContainer) {
         tunnel.isAttemptingActivation = false
         guard tunnel.status != .inactive && tunnel.status != .deactivating else { return }
+        #if targetEnvironment(simulator)
+        tunnel.status = .inactive
+        #else
         tunnel.startDeactivation()
+        #endif
     }
 
     func refreshStatuses() {