diff --git a/src/Application.cpp b/src/Application.cpp
index 4e0ae212..62f8f392 100644
--- a/src/Application.cpp
+++ b/src/Application.cpp
@@ -5,8 +5,6 @@
 #include "common/Args.hpp"
 #include "controllers/accounts/AccountController.hpp"
 #include "controllers/commands/CommandController.hpp"
-#include "controllers/highlights/HighlightBlacklistUser.hpp"
-#include "controllers/highlights/HighlightPhrase.hpp"
 #include "controllers/ignores/IgnoreController.hpp"
 #include "controllers/moderationactions/ModerationActions.hpp"
 #include "controllers/notifications/NotificationController.hpp"
@@ -31,7 +29,6 @@
 #include "singletons/Updates.hpp"
 #include "singletons/WindowManager.hpp"
 #include "util/IsBigEndian.hpp"
-#include "util/PersistSignalVector.hpp"
 #include "util/PostToThread.hpp"
 #include "widgets/Notebook.hpp"
 #include "widgets/Window.hpp"
@@ -48,11 +45,7 @@ Application *Application::instance = nullptr;
 // to each other
 
 Application::Application(Settings &_settings, Paths &_paths)
-    : highlightedMessages(*new SignalVector<HighlightPhrase>())
-    , highlightedUsers(*new SignalVector<HighlightPhrase>())
-    , blacklistedUsers(*new SignalVector<HighlightBlacklistUser>())
-
-    , themes(&this->emplace<Theme>())
+    : themes(&this->emplace<Theme>())
     , fonts(&this->emplace<Fonts>())
     , emotes(&this->emplace<Emotes>())
     , windows(&this->emplace<WindowManager>())
@@ -62,7 +55,6 @@ Application::Application(Settings &_settings, Paths &_paths)
     , commands(&this->emplace<CommandController>())
     , notifications(&this->emplace<NotificationController>())
     , pings(&this->emplace<MutedChannelController>())
-    , ignores(&this->emplace<IgnoreController>())
     , taggedUsers(&this->emplace<TaggedUsersController>())
     , moderationActions(&this->emplace<ModerationActions>())
     , twitch2(&this->emplace<TwitchIrcServer>())
@@ -71,10 +63,6 @@ Application::Application(Settings &_settings, Paths &_paths)
 {
     this->instance = this;
 
-    persist(this->highlightedMessages, "/highlighting/highlights");
-    persist(this->blacklistedUsers, "/highlighting/blacklist");
-    persist(this->highlightedUsers, "/highlighting/users");
-
     this->fonts->fontChanged.connect(
         [this]() { this->windows->layoutChannelViews(); });
 
@@ -329,28 +317,4 @@ Application *getApp()
     return Application::instance;
 }
 
-bool Application::isHighlightedUser(const QString &username)
-{
-    for (const auto &highlightedUser : this->highlightedUsers)
-    {
-        if (highlightedUser.isMatch(username))
-            return true;
-    }
-
-    return false;
-}
-
-bool Application::isBlacklistedUser(const QString &username)
-{
-    auto items = this->blacklistedUsers.readOnly();
-
-    for (const auto &blacklistedUser : *items)
-    {
-        if (blacklistedUser.isMatch(username))
-            return true;
-    }
-
-    return false;
-}
-
 }  // namespace chatterino
diff --git a/src/Application.hpp b/src/Application.hpp
index 966e21ef..fa04a34d 100644
--- a/src/Application.hpp
+++ b/src/Application.hpp
@@ -32,9 +32,6 @@ class Fonts;
 class Toasts;
 class ChatterinoBadges;
 
-class HighlightPhrase;
-class HighlightBlacklistUser;
-
 class Application
 {
     std::vector<std::unique_ptr<Singleton>> singletons_;
@@ -54,15 +51,6 @@ public:
 
     friend void test();
 
-    // clang-format off
-    SignalVector<HighlightPhrase>        &highlightedMessages;
-    SignalVector<HighlightPhrase>        &highlightedUsers;
-    SignalVector<HighlightBlacklistUser> &blacklistedUsers;
-    // clang-format on
-
-    bool isHighlightedUser(const QString &username);
-    bool isBlacklistedUser(const QString &username);
-
     Theme *const themes{};
     Fonts *const fonts{};
     Emotes *const emotes{};
@@ -73,7 +61,6 @@ public:
     CommandController *const commands{};
     NotificationController *const notifications{};
     MutedChannelController *const pings{};
-    IgnoreController *const ignores{};
     TaggedUsersController *const taggedUsers{};
     ModerationActions *const moderationActions{};
     TwitchIrcServer *const twitch2{};
diff --git a/src/controllers/ignores/IgnoreController.cpp b/src/controllers/ignores/IgnoreController.cpp
index 3ce1d562..0415032e 100644
--- a/src/controllers/ignores/IgnoreController.cpp
+++ b/src/controllers/ignores/IgnoreController.cpp
@@ -12,8 +12,6 @@ void IgnoreController::initialize(Settings &, Paths &)
 {
     assert(!this->initialized_);
     this->initialized_ = true;
-
-    persist(this->phrases, "/ignore/phrases");
 }
 
 }  // namespace chatterino
diff --git a/src/controllers/ignores/IgnoreController.hpp b/src/controllers/ignores/IgnoreController.hpp
index 979647a0..c0b11e82 100644
--- a/src/controllers/ignores/IgnoreController.hpp
+++ b/src/controllers/ignores/IgnoreController.hpp
@@ -19,8 +19,6 @@ class IgnoreController final : public Singleton
 public:
     virtual void initialize(Settings &settings, Paths &paths) override;
 
-    SignalVector<IgnorePhrase> phrases;
-
 private:
     bool initialized_ = false;
 };
diff --git a/src/providers/colors/ColorProvider.cpp b/src/providers/colors/ColorProvider.cpp
index ce61a69f..e1be8d6f 100644
--- a/src/providers/colors/ColorProvider.cpp
+++ b/src/providers/colors/ColorProvider.cpp
@@ -37,12 +37,12 @@ QSet<QColor> ColorProvider::recentColors() const
      * Currently, only colors used in highlight phrases are considered. This
      * may change at any point in the future.
      */
-    for (auto phrase : getApp()->highlightedMessages)
+    for (auto phrase : getSettings()->highlightedMessages)
     {
         retVal.insert(*phrase.getColor());
     }
 
-    for (auto userHl : getApp()->highlightedUsers)
+    for (auto userHl : getSettings()->highlightedUsers)
     {
         retVal.insert(*userHl.getColor());
     }
diff --git a/src/providers/twitch/TwitchMessageBuilder.cpp b/src/providers/twitch/TwitchMessageBuilder.cpp
index 8902512d..730bf3ca 100644
--- a/src/providers/twitch/TwitchMessageBuilder.cpp
+++ b/src/providers/twitch/TwitchMessageBuilder.cpp
@@ -169,7 +169,7 @@ bool TwitchMessageBuilder::isIgnored() const
     auto app = getApp();
 
     // TODO(pajlada): Do we need to check if the phrase is valid first?
-    auto phrases = app->ignores->phrases.readOnly();
+    auto phrases = getCSettings().ignoredMessages.readOnly();
     for (const auto &phrase : *phrases)
     {
         if (phrase.isBlock() && phrase.isMatch(this->originalMessage_))
@@ -764,8 +764,7 @@ void TwitchMessageBuilder::appendUsername()
 void TwitchMessageBuilder::runIgnoreReplaces(
     std::vector<std::tuple<int, EmotePtr, EmoteName>> &twitchEmotes)
 {
-    auto app = getApp();
-    auto phrases = app->ignores->phrases.readOnly();
+    auto phrases = getCSettings().ignoredMessages.readOnly();
     auto removeEmotesInRange =
         [](int pos, int len,
            std::vector<std::tuple<int, EmotePtr, EmoteName>>
@@ -1017,7 +1016,7 @@ void TwitchMessageBuilder::parseHighlights()
 
     QString currentUsername = currentUser->getUserName();
 
-    if (app->isBlacklistedUser(this->ircMessage->nick()))
+    if (getCSettings().isBlacklistedUser(this->ircMessage->nick()))
     {
         // Do nothing. We ignore highlights from this user.
         return;
@@ -1057,7 +1056,7 @@ void TwitchMessageBuilder::parseHighlights()
     }
 
     // Highlight because of sender
-    auto userHighlights = app->highlightedUsers.readOnly();
+    auto userHighlights = getCSettings().highlightedUsers.readOnly();
     for (const HighlightPhrase &userHighlight : *userHighlights)
     {
         if (!userHighlight.isMatch(this->ircMessage->nick()))
@@ -1109,7 +1108,7 @@ void TwitchMessageBuilder::parseHighlights()
     // TODO: This vector should only be rebuilt upon highlights being changed
     // fourtf: should be implemented in the HighlightsController
     std::vector<HighlightPhrase> activeHighlights =
-        app->highlightedMessages.cloneVector();
+        getSettings()->highlightedMessages.cloneVector();
 
     if (getSettings()->enableSelfHighlight && currentUsername.size() > 0)
     {
diff --git a/src/singletons/Settings.cpp b/src/singletons/Settings.cpp
index 30ba15ec..0e42db01 100644
--- a/src/singletons/Settings.cpp
+++ b/src/singletons/Settings.cpp
@@ -1,19 +1,71 @@
 #include "singletons/Settings.hpp"
 
 #include "Application.hpp"
+#include "controllers/highlights/HighlightBlacklistUser.hpp"
+#include "controllers/highlights/HighlightPhrase.hpp"
+#include "controllers/ignores/IgnorePhrase.hpp"
 #include "singletons/Paths.hpp"
 #include "singletons/Resources.hpp"
 #include "singletons/WindowManager.hpp"
+#include "util/PersistSignalVector.hpp"
 #include "util/WindowsHelper.hpp"
 
 namespace chatterino {
 
+ConcurrentSettings *concurrentInstance_{};
+
+ConcurrentSettings::ConcurrentSettings()
+    : highlightedMessages(*new SignalVector<HighlightPhrase>())
+    , highlightedUsers(*new SignalVector<HighlightPhrase>())
+    , blacklistedUsers(*new SignalVector<HighlightBlacklistUser>())
+    , ignoredMessages(*new SignalVector<IgnorePhrase>())
+{
+}
+
+bool ConcurrentSettings::isHighlightedUser(const QString &username)
+{
+    for (const auto &highlightedUser : this->highlightedUsers)
+    {
+        if (highlightedUser.isMatch(username))
+            return true;
+    }
+
+    return false;
+}
+
+bool ConcurrentSettings::isBlacklistedUser(const QString &username)
+{
+    auto items = this->blacklistedUsers.readOnly();
+
+    for (const auto &blacklistedUser : *items)
+    {
+        if (blacklistedUser.isMatch(username))
+            return true;
+    }
+
+    return false;
+}
+
+ConcurrentSettings &getCSettings()
+{
+    // `concurrentInstance_` gets assigned in Settings ctor.
+    assert(concurrentInstance_);
+
+    return *concurrentInstance_;
+}
+
 Settings *Settings::instance_ = nullptr;
 
 Settings::Settings(const QString &settingsDirectory)
     : ABSettings(settingsDirectory)
 {
     instance_ = this;
+    concurrentInstance_ = this;
+
+    persist(this->highlightedMessages, "/highlighting/highlights");
+    persist(this->blacklistedUsers, "/highlighting/blacklist");
+    persist(this->highlightedUsers, "/highlighting/users");
+    persist(this->ignoredMessages, "/ignore/phrases");
 
 #ifdef USEWINSDK
     this->autorun = isRegisteredForStartup();
diff --git a/src/singletons/Settings.hpp b/src/singletons/Settings.hpp
index f0d1679d..cc2e4e3c 100644
--- a/src/singletons/Settings.hpp
+++ b/src/singletons/Settings.hpp
@@ -5,13 +5,38 @@
 
 #include "BaseSettings.hpp"
 #include "common/Channel.hpp"
+#include "common/SignalVector.hpp"
 #include "controllers/highlights/HighlightPhrase.hpp"
 #include "controllers/moderationactions/ModerationAction.hpp"
 #include "singletons/Toasts.hpp"
 
 namespace chatterino {
 
-class Settings : public ABSettings
+class HighlightPhrase;
+class HighlightBlacklistUser;
+class IgnorePhrase;
+
+// Settings which are availlable for reading on all threads.
+class ConcurrentSettings
+{
+public:
+    ConcurrentSettings();
+
+    // clang-format off
+    SignalVector<HighlightPhrase>        &highlightedMessages;
+    SignalVector<HighlightPhrase>        &highlightedUsers;
+    SignalVector<HighlightBlacklistUser> &blacklistedUsers;
+    SignalVector<IgnorePhrase>           &ignoredMessages;
+    // clang-format on
+
+    bool isHighlightedUser(const QString &username);
+    bool isBlacklistedUser(const QString &username);
+};
+
+ConcurrentSettings &getCSettings();
+
+// These settings are still accessed concurrently in the code but it is bad practice.
+class Settings : public ABSettings, public ConcurrentSettings
 {
     static Settings *instance_;
 
diff --git a/src/widgets/dialogs/UserInfoPopup.cpp b/src/widgets/dialogs/UserInfoPopup.cpp
index d6041448..3b830702 100644
--- a/src/widgets/dialogs/UserInfoPopup.cpp
+++ b/src/widgets/dialogs/UserInfoPopup.cpp
@@ -8,6 +8,7 @@
 #include "providers/twitch/PartialTwitchUser.hpp"
 #include "providers/twitch/TwitchChannel.hpp"
 #include "singletons/Resources.hpp"
+#include "singletons/Settings.hpp"
 #include "util/LayoutCreator.hpp"
 #include "util/PostToThread.hpp"
 #include "widgets/Label.hpp"
@@ -336,23 +337,23 @@ void UserInfoPopup::installEvents()
 
             if (checked)
             {
-                getApp()->blacklistedUsers.insert(
+                getSettings()->blacklistedUsers.insert(
                     HighlightBlacklistUser{this->userName_, false});
                 this->ui_.ignoreHighlights->setEnabled(true);
             }
             else
             {
-                const auto &vector = getApp()->blacklistedUsers.raw();
+                const auto &vector = getSettings()->blacklistedUsers.raw();
 
                 for (int i = 0; i < vector.size(); i++)
                 {
                     if (this->userName_ == vector[i].getPattern())
                     {
-                        getApp()->blacklistedUsers.removeAt(i);
+                        getSettings()->blacklistedUsers.removeAt(i);
                         i--;
                     }
                 }
-                if (getApp()->isBlacklistedUser(this->userName_))
+                if (getSettings()->isBlacklistedUser(this->userName_))
                 {
                     this->ui_.ignoreHighlights->setToolTip(
                         "Name matched by regex");
@@ -455,7 +456,7 @@ void UserInfoPopup::updateUserData()
 
         // get ignoreHighlights state
         bool isIgnoringHighlights = false;
-        const auto &vector = getApp()->blacklistedUsers.raw();
+        const auto &vector = getSettings()->blacklistedUsers.raw();
         for (int i = 0; i < vector.size(); i++)
         {
             if (this->userName_ == vector[i].getPattern())
@@ -464,7 +465,7 @@ void UserInfoPopup::updateUserData()
                 break;
             }
         }
-        if (getApp()->isBlacklistedUser(this->userName_) &&
+        if (getSettings()->isBlacklistedUser(this->userName_) &&
             !isIgnoringHighlights)
         {
             this->ui_.ignoreHighlights->setToolTip("Name matched by regex");
diff --git a/src/widgets/settingspages/HighlightingPage.cpp b/src/widgets/settingspages/HighlightingPage.cpp
index 5013bc30..2ba16f62 100644
--- a/src/widgets/settingspages/HighlightingPage.cpp
+++ b/src/widgets/settingspages/HighlightingPage.cpp
@@ -52,7 +52,8 @@ HighlightingPage::HighlightingPage()
                     highlights
                         .emplace<EditableModelView>(
                             (new HighlightModel(nullptr))
-                                ->initialized(&app->highlightedMessages))
+                                ->initialized(
+                                    &getSettings()->highlightedMessages))
                         .getElement();
                 view->addRegexHelpLink();
                 view->setTitles({"Pattern", "Flash\ntaskbar", "Play\nsound",
@@ -71,7 +72,7 @@ HighlightingPage::HighlightingPage()
                 });
 
                 view->addButtonPressed.connect([] {
-                    getApp()->highlightedMessages.append(HighlightPhrase{
+                    getSettings()->highlightedMessages.append(HighlightPhrase{
                         "my phrase", true, false, false, false, "",
                         *ColorProvider::instance().color(
                             ColorType::SelfHighlight)});
@@ -94,7 +95,7 @@ HighlightingPage::HighlightingPage()
                     pingUsers
                         .emplace<EditableModelView>(
                             (new UserHighlightModel(nullptr))
-                                ->initialized(&app->highlightedUsers))
+                                ->initialized(&getSettings()->highlightedUsers))
                         .getElement();
 
                 view->addRegexHelpLink();
@@ -118,7 +119,7 @@ HighlightingPage::HighlightingPage()
                 });
 
                 view->addButtonPressed.connect([] {
-                    getApp()->highlightedUsers.append(HighlightPhrase{
+                    getSettings()->highlightedUsers.append(HighlightPhrase{
                         "highlighted user", true, false, false, false, "",
                         *ColorProvider::instance().color(
                             ColorType::SelfHighlight)});
@@ -140,7 +141,7 @@ HighlightingPage::HighlightingPage()
                     disabledUsers
                         .emplace<EditableModelView>(
                             (new HighlightBlacklistModel(nullptr))
-                                ->initialized(&app->blacklistedUsers))
+                                ->initialized(&getSettings()->blacklistedUsers))
                         .getElement();
 
                 view->addRegexHelpLink();
@@ -158,7 +159,7 @@ HighlightingPage::HighlightingPage()
                 });
 
                 view->addButtonPressed.connect([] {
-                    getApp()->blacklistedUsers.append(
+                    getSettings()->blacklistedUsers.append(
                         HighlightBlacklistUser{"blacklisted user", false});
                 });
             }
diff --git a/src/widgets/settingspages/IgnoresPage.cpp b/src/widgets/settingspages/IgnoresPage.cpp
index c16b1858..0e3fe2ad 100644
--- a/src/widgets/settingspages/IgnoresPage.cpp
+++ b/src/widgets/settingspages/IgnoresPage.cpp
@@ -46,7 +46,7 @@ void addPhrasesTab(LayoutCreator<QVBoxLayout> layout)
         layout
             .emplace<EditableModelView>(
                 (new IgnoreModel(nullptr))
-                    ->initialized(&getApp()->ignores->phrases))
+                    ->initialized(&getSettings()->ignoredMessages))
             .getElement();
     view->setTitles(
         {"Pattern", "Regex", "Case Sensitive", "Block", "Replacement"});
@@ -62,7 +62,7 @@ void addPhrasesTab(LayoutCreator<QVBoxLayout> layout)
     });
 
     view->addButtonPressed.connect([] {
-        getApp()->ignores->phrases.append(
+        getSettings()->ignoredMessages.append(
             IgnorePhrase{"my pattern", false, false,
                          getSettings()->ignoredPhraseReplace.getValue(), true});
     });