diff --git a/Source/Core/Core/AchievementManager.cpp b/Source/Core/Core/AchievementManager.cpp
index ab1afe4321..bf714f0e65 100644
--- a/Source/Core/Core/AchievementManager.cpp
+++ b/Source/Core/Core/AchievementManager.cpp
@@ -111,6 +111,7 @@ void AchievementManager::LoadGame(const std::string& file_path, const DiscIO::Vo
   }
   rc_client_set_unofficial_enabled(m_client, Config::Get(Config::RA_UNOFFICIAL_ENABLED));
   rc_client_set_encore_mode_enabled(m_client, Config::Get(Config::RA_ENCORE_ENABLED));
+  rc_client_set_spectator_mode_enabled(m_client, Config::Get(Config::RA_SPECTATOR_ENABLED));
   if (volume)
   {
     std::lock_guard lg{m_lock};
@@ -256,6 +257,11 @@ bool AchievementManager::IsHardcoreModeActive() const
   return rc_client_is_processing_required(m_client);
 }
 
+void AchievementManager::SetSpectatorMode()
+{
+  rc_client_set_spectator_mode_enabled(m_client, Config::Get(Config::RA_SPECTATOR_ENABLED));
+}
+
 std::string_view AchievementManager::GetPlayerDisplayName() const
 {
   if (!HasAPIToken())
diff --git a/Source/Core/Core/AchievementManager.h b/Source/Core/Core/AchievementManager.h
index 2a3658e662..757daeb86d 100644
--- a/Source/Core/Core/AchievementManager.h
+++ b/Source/Core/Core/AchievementManager.h
@@ -105,6 +105,7 @@ public:
   std::recursive_mutex& GetLock();
   void SetHardcoreMode();
   bool IsHardcoreModeActive() const;
+  void SetSpectatorMode();
   std::string_view GetPlayerDisplayName() const;
   u32 GetPlayerScore() const;
   const BadgeStatus& GetPlayerBadge() const;
diff --git a/Source/Core/Core/Config/AchievementSettings.cpp b/Source/Core/Core/Config/AchievementSettings.cpp
index 5bd08b5677..38a5bb6166 100644
--- a/Source/Core/Core/Config/AchievementSettings.cpp
+++ b/Source/Core/Core/Config/AchievementSettings.cpp
@@ -20,6 +20,8 @@ const Info<bool> RA_HARDCORE_ENABLED{{System::Achievements, "Achievements", "Har
 const Info<bool> RA_UNOFFICIAL_ENABLED{{System::Achievements, "Achievements", "UnofficialEnabled"},
                                        false};
 const Info<bool> RA_ENCORE_ENABLED{{System::Achievements, "Achievements", "EncoreEnabled"}, false};
+const Info<bool> RA_SPECTATOR_ENABLED{{System::Achievements, "Achievements", "SpectatorEnabled"},
+                                      false};
 const Info<bool> RA_PROGRESS_ENABLED{{System::Achievements, "Achievements", "ProgressEnabled"},
                                      false};
 const Info<bool> RA_BADGES_ENABLED{{System::Achievements, "Achievements", "BadgesEnabled"}, false};
diff --git a/Source/Core/Core/Config/AchievementSettings.h b/Source/Core/Core/Config/AchievementSettings.h
index 96a85cae85..e448054214 100644
--- a/Source/Core/Core/Config/AchievementSettings.h
+++ b/Source/Core/Core/Config/AchievementSettings.h
@@ -17,6 +17,7 @@ extern const Info<std::string> RA_API_TOKEN;
 extern const Info<bool> RA_HARDCORE_ENABLED;
 extern const Info<bool> RA_UNOFFICIAL_ENABLED;
 extern const Info<bool> RA_ENCORE_ENABLED;
+extern const Info<bool> RA_SPECTATOR_ENABLED;
 extern const Info<bool> RA_PROGRESS_ENABLED;
 extern const Info<bool> RA_BADGES_ENABLED;
 }  // namespace Config
diff --git a/Source/Core/DolphinQt/Achievements/AchievementSettingsWidget.cpp b/Source/Core/DolphinQt/Achievements/AchievementSettingsWidget.cpp
index 8d68f9cab6..cc6a4c1c50 100644
--- a/Source/Core/DolphinQt/Achievements/AchievementSettingsWidget.cpp
+++ b/Source/Core/DolphinQt/Achievements/AchievementSettingsWidget.cpp
@@ -87,6 +87,13 @@ void AchievementSettingsWidget::CreateLayout()
          "the player has already unlocked on the site so that the player will be notified if they "
          "meet the unlock conditions again, useful for custom speedrun criteria or simply for fun."
          "<br><br>Setting takes effect on next game load."));
+  m_common_spectator_enabled_input = new ToolTipCheckBox(tr("Enable Spectator Mode"));
+  m_common_spectator_enabled_input->SetDescription(
+      tr("Enable unlocking achievements in Spectator Mode.<br><br>While in Spectator Mode, "
+         "achievements and leaderboards will be processed and displayed on screen, but will not be "
+         "submitted to the server.<br><br>If this is on at game launch, it will not be turned off "
+         "until game close, because a RetroAchievements session will not be created.<br><br>If "
+         "this is off at game launch, it can be toggled freely while the game is running."));
   m_common_progress_enabled_input = new ToolTipCheckBox(tr("Enable Progress Notifications"));
   m_common_progress_enabled_input->SetDescription(
       tr("Enable progress notifications on achievements.<br><br>Displays a brief popup message "
@@ -110,6 +117,7 @@ void AchievementSettingsWidget::CreateLayout()
   m_common_layout->addWidget(m_common_hardcore_enabled_input);
   m_common_layout->addWidget(m_common_unofficial_enabled_input);
   m_common_layout->addWidget(m_common_encore_enabled_input);
+  m_common_layout->addWidget(m_common_spectator_enabled_input);
   m_common_layout->addWidget(new QLabel(tr("Display Settings")));
   m_common_layout->addWidget(m_common_progress_enabled_input);
   m_common_layout->addWidget(m_common_badges_enabled_input);
@@ -130,6 +138,8 @@ void AchievementSettingsWidget::ConnectWidgets()
           &AchievementSettingsWidget::ToggleUnofficial);
   connect(m_common_encore_enabled_input, &QCheckBox::toggled, this,
           &AchievementSettingsWidget::ToggleEncore);
+  connect(m_common_spectator_enabled_input, &QCheckBox::toggled, this,
+          &AchievementSettingsWidget::ToggleSpectator);
   connect(m_common_progress_enabled_input, &QCheckBox::toggled, this,
           &AchievementSettingsWidget::ToggleProgress);
   connect(m_common_badges_enabled_input, &QCheckBox::toggled, this,
@@ -180,6 +190,10 @@ void AchievementSettingsWidget::LoadSettings()
   SignalBlocking(m_common_encore_enabled_input)->setChecked(Config::Get(Config::RA_ENCORE_ENABLED));
   SignalBlocking(m_common_encore_enabled_input)->setEnabled(enabled);
 
+  SignalBlocking(m_common_spectator_enabled_input)
+      ->setChecked(Config::Get(Config::RA_SPECTATOR_ENABLED));
+  SignalBlocking(m_common_spectator_enabled_input)->setEnabled(enabled);
+
   SignalBlocking(m_common_progress_enabled_input)
       ->setChecked(Config::Get(Config::RA_PROGRESS_ENABLED));
   SignalBlocking(m_common_progress_enabled_input)->setEnabled(enabled);
@@ -198,6 +212,8 @@ void AchievementSettingsWidget::SaveSettings()
   Config::SetBaseOrCurrent(Config::RA_UNOFFICIAL_ENABLED,
                            m_common_unofficial_enabled_input->isChecked());
   Config::SetBaseOrCurrent(Config::RA_ENCORE_ENABLED, m_common_encore_enabled_input->isChecked());
+  Config::SetBaseOrCurrent(Config::RA_SPECTATOR_ENABLED,
+                           m_common_spectator_enabled_input->isChecked());
   Config::SetBaseOrCurrent(Config::RA_PROGRESS_ENABLED,
                            m_common_progress_enabled_input->isChecked());
   Config::SetBaseOrCurrent(Config::RA_BADGES_ENABLED, m_common_badges_enabled_input->isChecked());
@@ -254,6 +270,12 @@ void AchievementSettingsWidget::ToggleEncore()
   SaveSettings();
 }
 
+void AchievementSettingsWidget::ToggleSpectator()
+{
+  SaveSettings();
+  AchievementManager::GetInstance().SetSpectatorMode();
+}
+
 void AchievementSettingsWidget::ToggleProgress()
 {
   SaveSettings();
diff --git a/Source/Core/DolphinQt/Achievements/AchievementSettingsWidget.h b/Source/Core/DolphinQt/Achievements/AchievementSettingsWidget.h
index 1ae2bf0fde..68ba658b8f 100644
--- a/Source/Core/DolphinQt/Achievements/AchievementSettingsWidget.h
+++ b/Source/Core/DolphinQt/Achievements/AchievementSettingsWidget.h
@@ -35,6 +35,7 @@ private:
   void ToggleHardcore();
   void ToggleUnofficial();
   void ToggleEncore();
+  void ToggleSpectator();
   void ToggleProgress();
   void ToggleBadges();
 
@@ -51,6 +52,7 @@ private:
   ToolTipCheckBox* m_common_hardcore_enabled_input;
   ToolTipCheckBox* m_common_unofficial_enabled_input;
   ToolTipCheckBox* m_common_encore_enabled_input;
+  ToolTipCheckBox* m_common_spectator_enabled_input;
   ToolTipCheckBox* m_common_progress_enabled_input;
   ToolTipCheckBox* m_common_badges_enabled_input;
 };