diff --git a/src/CalculatorUnitTests/AsyncHelper.cpp b/src/CalculatorUnitTests/AsyncHelper.cpp
deleted file mode 100644
index 73937a5..0000000
--- a/src/CalculatorUnitTests/AsyncHelper.cpp
+++ /dev/null
@@ -1,39 +0,0 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
-// Licensed under the MIT License.
-
-#include "pch.h"
-#include "AsyncHelper.h"
-#include <chrono>
-#include <thread>
-
-using namespace std;
-using namespace concurrency;
-using namespace Platform;
-using namespace CalculatorApp;
-using namespace Windows::UI::Core;
-using namespace Windows::ApplicationModel::Core;
-
-task<void> AsyncHelper::RunOnUIThreadAsync(function<void()>&& action)
-{
-    auto callback = ref new DispatchedHandler([action]() { action(); });
-
-    return create_task(CoreApplication::MainView->CoreWindow->Dispatcher->RunAsync(CoreDispatcherPriority::Normal, callback));
-}
-
-void AsyncHelper::RunOnUIThread(function<void()>&& action, DWORD timeout)
-{
-    task<void> waitTask = RunOnUIThreadAsync([action]() { action(); });
-
-    WaitForTask<void>(waitTask, timeout);
-}
-
-void AsyncHelper::Delay(DWORD milliseconds)
-{
-    thread timer(bind(CalculatorApp::AsyncHelper::Sleep, milliseconds));
-    timer.join();
-}
-
-void AsyncHelper::Sleep(DWORD milliseconds)
-{
-    this_thread::sleep_for(chrono::milliseconds(milliseconds));
-}
diff --git a/src/CalculatorUnitTests/AsyncHelper.h b/src/CalculatorUnitTests/AsyncHelper.h
deleted file mode 100644
index db52809..0000000
--- a/src/CalculatorUnitTests/AsyncHelper.h
+++ /dev/null
@@ -1,74 +0,0 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
-// Licensed under the MIT License.
-
-#pragma once
-#include <wrl/wrappers/corewrappers.h>
-
-namespace CalculatorApp
-{
-    class AsyncHelper
-    {
-    public:
-        static concurrency::task<void> RunOnUIThreadAsync(std::function<void()>&& action);
-        static void RunOnUIThread(std::function<void()>&& action, DWORD timeout = INFINITE);
-        static void Delay(DWORD milliseconds);
-
-        template <typename T>
-        static void RunOnUIThread(std::function<concurrency::task<T>()>&& action, DWORD timeout = INFINITE)
-        {
-            concurrency::task<T> t;
-            concurrency::task<void> uiTask =
-                RunOnUIThreadAsync([&t, action]() { t = action(); }).then([&t]() { t.wait(); }, concurrency::task_continuation_context::use_arbitrary());
-
-            WaitForTask<void>(uiTask, timeout);
-        }
-
-        template <typename T>
-        static bool WaitForTask(concurrency::task<T>& t, DWORD timeout = INFINITE)
-        {
-            Microsoft::WRL::Wrappers::Event event(CreateEventEx(nullptr, nullptr, CREATE_EVENT_MANUAL_RESET, EVENT_ALL_ACCESS));
-            if (!event.IsValid())
-            {
-                throw std::bad_alloc();
-            }
-
-            Platform::Exception ^ ex;
-            t.then(
-                [&event, &ex](concurrency::task<T> prevTask) {
-                    try
-                    {
-                        prevTask.get();
-                    }
-                    catch (Platform::Exception ^ e)
-                    {
-                        ex = e;
-                    }
-
-                    if (event.IsValid())
-                    {
-                        SetEvent(event.Get());
-                    }
-                },
-                concurrency::task_continuation_context::use_arbitrary());
-
-            DWORD waitResult; // = STATUS_PENDING;
-            waitResult = WaitForSingleObjectEx(event.Get(), timeout, true);
-            event.Close();
-
-            if (ex != nullptr)
-            {
-                throw ex;
-            }
-
-            if (waitResult == WAIT_FAILED)
-            {
-                throw ref new Platform::Exception(-1, L"Error in waiting for task completion: " + waitResult.ToString());
-            }
-
-            return waitResult == WAIT_OBJECT_0;
-        }
-
-    private:
-        static void Sleep(DWORD milliseconds);
-    };
-}
diff --git a/src/CalculatorUnitTests/CalculatorUnitTests.rc b/src/CalculatorUnitTests/CalculatorUnitTests.rc
deleted file mode 100644
index 6d28532..0000000
Binary files a/src/CalculatorUnitTests/CalculatorUnitTests.rc and /dev/null differ
diff --git a/src/CalculatorUnitTests/CalculatorUnitTests.vcxproj b/src/CalculatorUnitTests/CalculatorUnitTests.vcxproj
index 5c313c5..e93899d 100644
--- a/src/CalculatorUnitTests/CalculatorUnitTests.vcxproj
+++ b/src/CalculatorUnitTests/CalculatorUnitTests.vcxproj
@@ -207,12 +207,10 @@
     </ClCompile>
   </ItemDefinitionGroup>
   <ItemGroup>
-    <ClInclude Include="AsyncHelper.h" />
     <ClInclude Include="DateUtils.h" />
     <ClInclude Include="Helpers.h" />
     <ClInclude Include="Mocks\CurrencyHttpClient.h" />
     <ClInclude Include="pch.h" />
-    <ClInclude Include="resource.h" />
     <ClInclude Include="UnitConverterViewModelUnitTests.h" />
     <ClInclude Include="UnitTestApp.xaml.h">
       <DependentUpon>UnitTestApp.xaml</DependentUpon>
@@ -238,7 +236,6 @@
     <Image Include="Assets\Wide310x150Logo.scale-200.png" />
   </ItemGroup>
   <ItemGroup>
-    <ClCompile Include="AsyncHelper.cpp" />
     <ClCompile Include="CalcEngineTests.cpp" />
     <ClCompile Include="CalcInputTest.cpp" />
     <ClCompile Include="CalculatorManagerTest.cpp" />
@@ -248,7 +245,6 @@
     <ClCompile Include="HistoryTests.cpp" />
     <ClCompile Include="LocalizationServiceUnitTests.cpp" />
     <ClCompile Include="Mocks\CurrencyHttpClient.cpp" />
-    <ClCompile Include="Module.cpp" />
     <ClCompile Include="MultiWindowUnitTests.cpp" />
     <ClCompile Include="NavCategoryUnitTests.cpp" />
     <ClCompile Include="RationalTest.cpp" />
@@ -272,7 +268,6 @@
   </ItemGroup>
   <ItemGroup>
     <SDKReference Include="CppUnitTestFramework.Universal, Version=$(UnitTestPlatformVersion)" />
-    <SDKReference Include="Microsoft.VCLibs.Desktop, Version=14.0" />
     <SDKReference Include="TestPlatform.Universal, Version=$(UnitTestPlatformVersion)" />
   </ItemGroup>
   <ItemGroup>
@@ -288,9 +283,6 @@
       <SubType>Designer</SubType>
     </PRIResource>
   </ItemGroup>
-  <ItemGroup>
-    <ResourceCompile Include="CalculatorUnitTests.rc" />
-  </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\CalcManager\CalcManager.vcxproj">
       <Project>{311e866d-8b93-4609-a691-265941fee101}</Project>
@@ -302,4 +294,4 @@
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
   </ImportGroup>
-</Project>
+</Project>
\ No newline at end of file
diff --git a/src/CalculatorUnitTests/CalculatorUnitTests.vcxproj.filters b/src/CalculatorUnitTests/CalculatorUnitTests.vcxproj.filters
index 63c8bc4..dfafb3c 100644
--- a/src/CalculatorUnitTests/CalculatorUnitTests.vcxproj.filters
+++ b/src/CalculatorUnitTests/CalculatorUnitTests.vcxproj.filters
@@ -9,7 +9,6 @@
     <PRIResource Include="Test.resw" />
   </ItemGroup>
   <ItemGroup>
-    <ClCompile Include="AsyncHelper.cpp" />
     <ClCompile Include="CalcEngineTests.cpp" />
     <ClCompile Include="CalcInputTest.cpp" />
     <ClCompile Include="CalculatorManagerTest.cpp" />
@@ -17,7 +16,6 @@
     <ClCompile Include="CurrencyConverterUnitTests.cpp" />
     <ClCompile Include="DateCalculatorUnitTests.cpp" />
     <ClCompile Include="HistoryTests.cpp" />
-    <ClCompile Include="Module.cpp" />
     <ClCompile Include="MultiWindowUnitTests.cpp" />
     <ClCompile Include="NavCategoryUnitTests.cpp" />
     <ClCompile Include="StandardViewModelUnitTests.cpp" />
@@ -33,20 +31,15 @@
     <ClCompile Include="RationalTest.cpp" />
   </ItemGroup>
   <ItemGroup>
-    <ClInclude Include="AsyncHelper.h" />
     <ClInclude Include="DateUtils.h" />
     <ClInclude Include="Helpers.h" />
     <ClInclude Include="pch.h" />
     <ClInclude Include="UnitConverterViewModelUnitTests.h" />
     <ClInclude Include="UnitTestApp.xaml.h" />
-    <ClInclude Include="resource.h" />
     <ClInclude Include="Mocks\CurrencyHttpClient.h">
       <Filter>Mocks</Filter>
     </ClInclude>
   </ItemGroup>
-  <ItemGroup>
-    <ResourceCompile Include="CalculatorUnitTests.rc" />
-  </ItemGroup>
   <ItemGroup>
     <Xml Include="UnitTestApp.rd.xml" />
   </ItemGroup>
diff --git a/src/CalculatorUnitTests/Module.cpp b/src/CalculatorUnitTests/Module.cpp
deleted file mode 100644
index 825b62e..0000000
--- a/src/CalculatorUnitTests/Module.cpp
+++ /dev/null
@@ -1,22 +0,0 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
-// Licensed under the MIT License.
-
-#include "pch.h"
-#include <CppUnitTest.h>
-
-using namespace Microsoft::VisualStudio::CppUnitTestFramework;
-
-namespace CalculatorUnitTests
-{
-    BEGIN_TEST_MODULE_ATTRIBUTE()
-    TEST_MODULE_ATTRIBUTE(L"APPX:CertificateFileName", L"CalculatorUnitTests.cer:TrustedPeople")
-    END_TEST_MODULE_ATTRIBUTE()
-
-    TEST_MODULE_INITIALIZE(ModuleSetup)
-    {
-    }
-
-    TEST_MODULE_CLEANUP(ModuleCleanup)
-    {
-    }
-}
diff --git a/src/CalculatorUnitTests/StandardViewModelUnitTests.cpp b/src/CalculatorUnitTests/StandardViewModelUnitTests.cpp
index 6a82173..e882ace 100644
--- a/src/CalculatorUnitTests/StandardViewModelUnitTests.cpp
+++ b/src/CalculatorUnitTests/StandardViewModelUnitTests.cpp
@@ -509,7 +509,7 @@ namespace CalculatorUnitTests
             VERIFY_ARE_EQUAL(Utils::GetStringValue(m_viewModel->DecimalDisplayValue), StringReference(L"15"));
             VERIFY_ARE_EQUAL(Utils::GetStringValue(m_viewModel->OctalDisplayValue), StringReference(L"17"));
             VERIFY_ARE_EQUAL(Utils::GetStringValue(m_viewModel->BinaryDisplayValue), StringReference(L"1111"));
-            auto val = ref new PC::Vector<bool>(64, false);
+            auto val = ref new Platform::Collections::Vector<bool>(64, false);
             val->SetAt(0, true);
             val->SetAt(1, true);
             val->SetAt(2, true);
@@ -562,7 +562,7 @@ namespace CalculatorUnitTests
             VERIFY_ARE_EQUAL(Utils::GetStringValue(m_viewModel->DecimalDisplayValue), StringReference(L"123,456,789"));
             VERIFY_ARE_EQUAL(Utils::GetStringValue(m_viewModel->OctalDisplayValue), StringReference(L"726 746 425"));
             VERIFY_ARE_EQUAL(Utils::GetStringValue(m_viewModel->BinaryDisplayValue), StringReference(L"0111 0101 1011 1100 1101 0001 0101"));
-            auto val = ref new PC::Vector<bool>(64, false);
+            auto val = ref new Platform::Collections::Vector<bool>(64, false);
             val->SetAt(0, true);
             val->SetAt(2, true);
             val->SetAt(4, true);
@@ -599,7 +599,7 @@ namespace CalculatorUnitTests
                 Utils::GetStringValue(m_viewModel->BinaryDisplayValue),
                 StringReference(L"1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1110"));
             VERIFY_ARE_EQUAL(m_viewModel->DisplayValue, StringReference(L"-2"));
-            auto val = ref new PC::Vector<bool>(64, true);
+            auto val = ref new Platform::Collections::Vector<bool>(64, true);
             val->SetAt(0, false);
             CompareVector<bool>(m_viewModel->BinaryDigits, val);
         }
diff --git a/src/CalculatorUnitTests/pch.h b/src/CalculatorUnitTests/pch.h
index 029bb46..b4137b2 100644
--- a/src/CalculatorUnitTests/pch.h
+++ b/src/CalculatorUnitTests/pch.h
@@ -48,37 +48,6 @@
 #include "winrt/Windows.Globalization.DateTimeFormatting.h"
 #include "winrt/Windows.System.UserProfile.h"
 
-namespace CalculatorApp
-{
-    namespace WF = Windows::Foundation;
-    namespace WUC = Windows::UI::Core;
-    namespace WX = Windows::UI::Xaml;
-    namespace WXC = Windows::UI::Xaml::Controls;
-    namespace WXCP = Windows::UI::Xaml::Controls::Primitives;
-    namespace P = Platform;
-    namespace PC = Platform::Collections;
-    namespace WXI = Windows::UI::Xaml::Input;
-    namespace WFC = Windows::Foundation::Collections;
-    namespace WS = Windows::System;
-    namespace WAR = Windows::ApplicationModel::Resources;
-    namespace WXMA = Windows::UI::Xaml::Media::Animation;
-    namespace WXD = Windows::UI::Xaml::Data;
-    namespace WXInt = Windows::UI::Xaml::Interop;
-    namespace WXM = Windows::UI::Xaml::Markup;
-    namespace WXA = Windows::UI::Xaml::Automation;
-}
-
-// The following namespaces exist as a convenience to resolve
-// ambiguity for Windows types in the Windows::UI::Xaml::Automation::Peers
-// namespace that only exist on RS3.
-// Once the app switches to min version RS3, the namespaces can be removed.
-// TODO - MSFT 12735088
-namespace StandardPeers = Windows::UI::Xaml::Automation::Peers;
-namespace CalculatorApp::Common::Automation
-{
-}
-namespace CustomPeers = CalculatorApp::Common::Automation;
-
 // CalcManager Headers
 #include "CalcManager/ExpressionCommand.h"
 #include "CalcManager/CalculatorResource.h"
diff --git a/src/CalculatorUnitTests/resource.h b/src/CalculatorUnitTests/resource.h
deleted file mode 100644
index 12d93a3..0000000
--- a/src/CalculatorUnitTests/resource.h
+++ /dev/null
@@ -1,14 +0,0 @@
-//{{NO_DEPENDENCIES}}
-// Microsoft Visual C++ generated include file.
-// Used by CalculatorUnitTests_VS.rc
-
-// Next default values for new objects
-//
-#ifdef APSTUDIO_INVOKED
-#ifndef APSTUDIO_READONLY_SYMBOLS
-#define _APS_NEXT_RESOURCE_VALUE 101
-#define _APS_NEXT_COMMAND_VALUE 40001
-#define _APS_NEXT_CONTROL_VALUE 1001
-#define _APS_NEXT_SYMED_VALUE 101
-#endif
-#endif