diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index d763663e6..4f31e9c17 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -429,8 +429,6 @@ add_library(core STATIC
     hle/service/am/hid_registration.h
     hle/service/am/idle.cpp
     hle/service/am/idle.h
-    hle/service/am/library_applet_creator.cpp
-    hle/service/am/library_applet_creator.h
     hle/service/am/library_applet_self_accessor.cpp
     hle/service/am/library_applet_self_accessor.h
     hle/service/am/library_applet_storage.cpp
@@ -473,6 +471,8 @@ add_library(core STATIC
     hle/service/am/service/home_menu_functions.h
     hle/service/am/service/library_applet_accessor.cpp
     hle/service/am/service/library_applet_accessor.h
+    hle/service/am/service/library_applet_creator.cpp
+    hle/service/am/service/library_applet_creator.h
     hle/service/am/service/library_applet_proxy.cpp
     hle/service/am/service/library_applet_proxy.h
     hle/service/am/service/system_applet_proxy.cpp
diff --git a/src/core/hle/service/am/library_applet_creator.h b/src/core/hle/service/am/library_applet_creator.h
deleted file mode 100644
index 551f287bd..000000000
--- a/src/core/hle/service/am/library_applet_creator.h
+++ /dev/null
@@ -1,26 +0,0 @@
-// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-#pragma once
-
-#include "core/hle/service/service.h"
-
-namespace Service::AM {
-
-struct Applet;
-
-class ILibraryAppletCreator final : public ServiceFramework<ILibraryAppletCreator> {
-public:
-    explicit ILibraryAppletCreator(Core::System& system_, std::shared_ptr<Applet> applet_);
-    ~ILibraryAppletCreator() override;
-
-private:
-    void CreateLibraryApplet(HLERequestContext& ctx);
-    void CreateStorage(HLERequestContext& ctx);
-    void CreateTransferMemoryStorage(HLERequestContext& ctx);
-    void CreateHandleStorage(HLERequestContext& ctx);
-
-    const std::shared_ptr<Applet> applet;
-};
-
-} // namespace Service::AM
diff --git a/src/core/hle/service/am/service/application_proxy.cpp b/src/core/hle/service/am/service/application_proxy.cpp
index 445f9b158..26a818f14 100644
--- a/src/core/hle/service/am/service/application_proxy.cpp
+++ b/src/core/hle/service/am/service/application_proxy.cpp
@@ -1,7 +1,6 @@
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
-#include "core/hle/service/am/library_applet_creator.h"
 #include "core/hle/service/am/library_applet_self_accessor.h"
 #include "core/hle/service/am/process_winding_controller.h"
 #include "core/hle/service/am/self_controller.h"
@@ -12,6 +11,7 @@
 #include "core/hle/service/am/service/common_state_getter.h"
 #include "core/hle/service/am/service/debug_functions.h"
 #include "core/hle/service/am/service/display_controller.h"
+#include "core/hle/service/am/service/library_applet_creator.h"
 #include "core/hle/service/am/window_controller.h"
 #include "core/hle/service/cmif_serialization.h"
 
diff --git a/src/core/hle/service/am/library_applet_creator.cpp b/src/core/hle/service/am/service/library_applet_creator.cpp
similarity index 66%
rename from src/core/hle/service/am/library_applet_creator.cpp
rename to src/core/hle/service/am/service/library_applet_creator.cpp
index bc2e18e38..4d905549c 100644
--- a/src/core/hle/service/am/library_applet_creator.cpp
+++ b/src/core/hle/service/am/service/library_applet_creator.cpp
@@ -6,11 +6,11 @@
 #include "core/hle/service/am/applet_data_broker.h"
 #include "core/hle/service/am/applet_manager.h"
 #include "core/hle/service/am/frontend/applets.h"
-#include "core/hle/service/am/library_applet_creator.h"
 #include "core/hle/service/am/library_applet_storage.h"
 #include "core/hle/service/am/service/library_applet_accessor.h"
+#include "core/hle/service/am/service/library_applet_creator.h"
 #include "core/hle/service/am/storage.h"
-#include "core/hle/service/ipc_helpers.h"
+#include "core/hle/service/cmif_serialization.h"
 #include "core/hle/service/sm/sm.h"
 
 namespace Service::AM {
@@ -172,139 +172,97 @@ std::shared_ptr<ILibraryAppletAccessor> CreateFrontendApplet(Core::System& syste
 
 } // namespace
 
-ILibraryAppletCreator::ILibraryAppletCreator(Core::System& system_, std::shared_ptr<Applet> applet_)
-    : ServiceFramework{system_, "ILibraryAppletCreator"}, applet{std::move(applet_)} {
+ILibraryAppletCreator::ILibraryAppletCreator(Core::System& system_, std::shared_ptr<Applet> applet)
+    : ServiceFramework{system_, "ILibraryAppletCreator"}, m_applet{std::move(applet)} {
     static const FunctionInfo functions[] = {
-        {0, &ILibraryAppletCreator::CreateLibraryApplet, "CreateLibraryApplet"},
+        {0, D<&ILibraryAppletCreator::CreateLibraryApplet>, "CreateLibraryApplet"},
         {1, nullptr, "TerminateAllLibraryApplets"},
         {2, nullptr, "AreAnyLibraryAppletsLeft"},
-        {10, &ILibraryAppletCreator::CreateStorage, "CreateStorage"},
-        {11, &ILibraryAppletCreator::CreateTransferMemoryStorage, "CreateTransferMemoryStorage"},
-        {12, &ILibraryAppletCreator::CreateHandleStorage, "CreateHandleStorage"},
+        {10, D<&ILibraryAppletCreator::CreateStorage>, "CreateStorage"},
+        {11, D<&ILibraryAppletCreator::CreateTransferMemoryStorage>, "CreateTransferMemoryStorage"},
+        {12, D<&ILibraryAppletCreator::CreateHandleStorage>, "CreateHandleStorage"},
     };
     RegisterHandlers(functions);
 }
 
 ILibraryAppletCreator::~ILibraryAppletCreator() = default;
 
-void ILibraryAppletCreator::CreateLibraryApplet(HLERequestContext& ctx) {
-    IPC::RequestParser rp{ctx};
-
-    const auto applet_id = rp.PopRaw<AppletId>();
-    const auto applet_mode = rp.PopRaw<LibraryAppletMode>();
-
-    LOG_DEBUG(Service_AM, "called with applet_id={:08X}, applet_mode={:08X}", applet_id,
-              applet_mode);
+Result ILibraryAppletCreator::CreateLibraryApplet(
+    Out<SharedPointer<ILibraryAppletAccessor>> out_library_applet_accessor, AppletId applet_id,
+    LibraryAppletMode library_applet_mode) {
+    LOG_DEBUG(Service_AM, "called with applet_id={} applet_mode={}", applet_id,
+              library_applet_mode);
 
     std::shared_ptr<ILibraryAppletAccessor> library_applet;
     if (ShouldCreateGuestApplet(applet_id)) {
-        library_applet = CreateGuestApplet(system, applet, applet_id, applet_mode);
+        library_applet = CreateGuestApplet(system, m_applet, applet_id, library_applet_mode);
     }
     if (!library_applet) {
-        library_applet = CreateFrontendApplet(system, applet, applet_id, applet_mode);
+        library_applet = CreateFrontendApplet(system, m_applet, applet_id, library_applet_mode);
     }
     if (!library_applet) {
         LOG_ERROR(Service_AM, "Applet doesn't exist! applet_id={}", applet_id);
-
-        IPC::ResponseBuilder rb{ctx, 2};
-        rb.Push(ResultUnknown);
-        return;
+        R_THROW(ResultUnknown);
     }
 
     // Applet is created, can now be launched.
-    applet->library_applet_launchable_event.Signal();
-
-    IPC::ResponseBuilder rb{ctx, 2, 0, 1};
-    rb.Push(ResultSuccess);
-    rb.PushIpcInterface<ILibraryAppletAccessor>(library_applet);
+    m_applet->library_applet_launchable_event.Signal();
+    *out_library_applet_accessor = library_applet;
+    R_SUCCEED();
 }
 
-void ILibraryAppletCreator::CreateStorage(HLERequestContext& ctx) {
-    IPC::RequestParser rp{ctx};
-
-    const s64 size{rp.Pop<s64>()};
-
+Result ILibraryAppletCreator::CreateStorage(Out<SharedPointer<IStorage>> out_storage, s64 size) {
     LOG_DEBUG(Service_AM, "called, size={}", size);
 
     if (size <= 0) {
         LOG_ERROR(Service_AM, "size is less than or equal to 0");
-        IPC::ResponseBuilder rb{ctx, 2};
-        rb.Push(ResultUnknown);
-        return;
+        R_THROW(ResultUnknown);
     }
 
-    std::vector<u8> data(size);
-
-    IPC::ResponseBuilder rb{ctx, 2, 0, 1};
-    rb.Push(ResultSuccess);
-    rb.PushIpcInterface<IStorage>(system, AM::CreateStorage(std::move(data)));
+    *out_storage = std::make_shared<IStorage>(system, AM::CreateStorage(std::vector<u8>(size)));
+    R_SUCCEED();
 }
 
-void ILibraryAppletCreator::CreateTransferMemoryStorage(HLERequestContext& ctx) {
-    IPC::RequestParser rp{ctx};
-
-    struct Parameters {
-        bool is_writable;
-        s64 size;
-    };
-
-    const auto params{rp.PopRaw<Parameters>()};
-    const auto handle{ctx.GetCopyHandle(0)};
-
-    LOG_DEBUG(Service_AM, "called, is_writable={}, size={}, handle={:08X}", params.is_writable,
-              params.size, handle);
-
-    if (params.size <= 0) {
-        LOG_ERROR(Service_AM, "size is less than or equal to 0");
-        IPC::ResponseBuilder rb{ctx, 2};
-        rb.Push(ResultUnknown);
-        return;
-    }
-
-    auto transfer_mem = ctx.GetObjectFromHandle<Kernel::KTransferMemory>(handle);
-
-    if (transfer_mem.IsNull()) {
-        LOG_ERROR(Service_AM, "transfer_mem is a nullptr for handle={:08X}", handle);
-        IPC::ResponseBuilder rb{ctx, 2};
-        rb.Push(ResultUnknown);
-        return;
-    }
-
-    IPC::ResponseBuilder rb{ctx, 2, 0, 1};
-    rb.Push(ResultSuccess);
-    rb.PushIpcInterface<IStorage>(
-        system, AM::CreateTransferMemoryStorage(ctx.GetMemory(), transfer_mem.GetPointerUnsafe(),
-                                                params.is_writable, params.size));
-}
-
-void ILibraryAppletCreator::CreateHandleStorage(HLERequestContext& ctx) {
-    IPC::RequestParser rp{ctx};
-
-    const s64 size{rp.Pop<s64>()};
-    const auto handle{ctx.GetCopyHandle(0)};
-
-    LOG_DEBUG(Service_AM, "called, size={}, handle={:08X}", size, handle);
+Result ILibraryAppletCreator::CreateTransferMemoryStorage(
+    Out<SharedPointer<IStorage>> out_storage, bool is_writable, s64 size,
+    InCopyHandle<Kernel::KTransferMemory> transfer_memory_handle) {
+    LOG_DEBUG(Service_AM, "called, is_writable={} size={}", is_writable, size);
 
     if (size <= 0) {
         LOG_ERROR(Service_AM, "size is less than or equal to 0");
-        IPC::ResponseBuilder rb{ctx, 2};
-        rb.Push(ResultUnknown);
-        return;
+        R_THROW(ResultUnknown);
     }
 
-    auto transfer_mem = ctx.GetObjectFromHandle<Kernel::KTransferMemory>(handle);
-
-    if (transfer_mem.IsNull()) {
-        LOG_ERROR(Service_AM, "transfer_mem is a nullptr for handle={:08X}", handle);
-        IPC::ResponseBuilder rb{ctx, 2};
-        rb.Push(ResultUnknown);
-        return;
+    if (!transfer_memory_handle) {
+        LOG_ERROR(Service_AM, "transfer_memory_handle is null");
+        R_THROW(ResultUnknown);
     }
 
-    IPC::ResponseBuilder rb{ctx, 2, 0, 1};
-    rb.Push(ResultSuccess);
-    rb.PushIpcInterface<IStorage>(
-        system, AM::CreateHandleStorage(ctx.GetMemory(), transfer_mem.GetPointerUnsafe(), size));
+    *out_storage = std::make_shared<IStorage>(
+        system, AM::CreateTransferMemoryStorage(transfer_memory_handle->GetOwner()->GetMemory(),
+                                                transfer_memory_handle.Get(), is_writable, size));
+    R_SUCCEED();
+}
+
+Result ILibraryAppletCreator::CreateHandleStorage(
+    Out<SharedPointer<IStorage>> out_storage, s64 size,
+    InCopyHandle<Kernel::KTransferMemory> transfer_memory_handle) {
+    LOG_DEBUG(Service_AM, "called, size={}", size);
+
+    if (size <= 0) {
+        LOG_ERROR(Service_AM, "size is less than or equal to 0");
+        R_THROW(ResultUnknown);
+    }
+
+    if (!transfer_memory_handle) {
+        LOG_ERROR(Service_AM, "transfer_memory_handle is null");
+        R_THROW(ResultUnknown);
+    }
+
+    *out_storage = std::make_shared<IStorage>(
+        system, AM::CreateHandleStorage(transfer_memory_handle->GetOwner()->GetMemory(),
+                                        transfer_memory_handle.Get(), size));
+    R_SUCCEED();
 }
 
 } // namespace Service::AM
diff --git a/src/core/hle/service/am/service/library_applet_creator.h b/src/core/hle/service/am/service/library_applet_creator.h
new file mode 100644
index 000000000..fe6d40eb3
--- /dev/null
+++ b/src/core/hle/service/am/service/library_applet_creator.h
@@ -0,0 +1,35 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "core/hle/service/am/am_types.h"
+#include "core/hle/service/cmif_types.h"
+#include "core/hle/service/service.h"
+
+namespace Service::AM {
+
+struct Applet;
+class ILibraryAppletAccessor;
+class IStorage;
+
+class ILibraryAppletCreator final : public ServiceFramework<ILibraryAppletCreator> {
+public:
+    explicit ILibraryAppletCreator(Core::System& system_, std::shared_ptr<Applet> applet);
+    ~ILibraryAppletCreator() override;
+
+private:
+    Result CreateLibraryApplet(
+        Out<SharedPointer<ILibraryAppletAccessor>> out_library_applet_accessor, AppletId applet_id,
+        LibraryAppletMode library_applet_mode);
+    Result CreateStorage(Out<SharedPointer<IStorage>> out_storage, s64 size);
+    Result CreateTransferMemoryStorage(
+        Out<SharedPointer<IStorage>> out_storage, bool is_writable, s64 size,
+        InCopyHandle<Kernel::KTransferMemory> transfer_memory_handle);
+    Result CreateHandleStorage(Out<SharedPointer<IStorage>> out_storage, s64 size,
+                               InCopyHandle<Kernel::KTransferMemory> transfer_memory_handle);
+
+    const std::shared_ptr<Applet> m_applet;
+};
+
+} // namespace Service::AM
diff --git a/src/core/hle/service/am/service/library_applet_proxy.cpp b/src/core/hle/service/am/service/library_applet_proxy.cpp
index cf1a34db2..f1a13a331 100644
--- a/src/core/hle/service/am/service/library_applet_proxy.cpp
+++ b/src/core/hle/service/am/service/library_applet_proxy.cpp
@@ -1,7 +1,6 @@
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
-#include "core/hle/service/am/library_applet_creator.h"
 #include "core/hle/service/am/library_applet_self_accessor.h"
 #include "core/hle/service/am/process_winding_controller.h"
 #include "core/hle/service/am/self_controller.h"
@@ -12,6 +11,7 @@
 #include "core/hle/service/am/service/display_controller.h"
 #include "core/hle/service/am/service/global_state_controller.h"
 #include "core/hle/service/am/service/home_menu_functions.h"
+#include "core/hle/service/am/service/library_applet_creator.h"
 #include "core/hle/service/am/service/library_applet_proxy.h"
 #include "core/hle/service/am/window_controller.h"
 #include "core/hle/service/cmif_serialization.h"
diff --git a/src/core/hle/service/am/service/system_applet_proxy.cpp b/src/core/hle/service/am/service/system_applet_proxy.cpp
index 8fa852cfa..59d5b2a23 100644
--- a/src/core/hle/service/am/service/system_applet_proxy.cpp
+++ b/src/core/hle/service/am/service/system_applet_proxy.cpp
@@ -2,7 +2,6 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "core/hle/service/am/application_creator.h"
-#include "core/hle/service/am/library_applet_creator.h"
 #include "core/hle/service/am/library_applet_self_accessor.h"
 #include "core/hle/service/am/process_winding_controller.h"
 #include "core/hle/service/am/self_controller.h"
@@ -13,6 +12,7 @@
 #include "core/hle/service/am/service/display_controller.h"
 #include "core/hle/service/am/service/global_state_controller.h"
 #include "core/hle/service/am/service/home_menu_functions.h"
+#include "core/hle/service/am/service/library_applet_creator.h"
 #include "core/hle/service/am/service/system_applet_proxy.h"
 #include "core/hle/service/am/window_controller.h"
 #include "core/hle/service/cmif_serialization.h"