diff --git a/interface/resources/qml/hifi/dialogs/graphics/GraphicsSettings.qml b/interface/resources/qml/hifi/dialogs/graphics/GraphicsSettings.qml
index 06894d9576..5bac374fb5 100644
--- a/interface/resources/qml/hifi/dialogs/graphics/GraphicsSettings.qml
+++ b/interface/resources/qml/hifi/dialogs/graphics/GraphicsSettings.qml
@@ -347,6 +347,10 @@ Flickable {
                             text: "Real-Time"
                             refreshRatePreset: 2 // RefreshRateProfile::REALTIME
                         }
+                        ListElement {
+                            text: "Custom"
+                            refreshRatePreset: 3 // RefreshRateProfile::CUSTOM
+                        }
                     }
 
                     HifiControlsUit.ComboBox {
@@ -362,13 +366,7 @@ Flickable {
                         currentIndex: -1
 
                         function refreshRefreshRateDropdownDisplay() {
-                            if (Performance.getRefreshRateProfile() === 0) {
-                                refreshRateDropdown.currentIndex = 0;
-                            } else if (Performance.getRefreshRateProfile() === 1) {
-                                refreshRateDropdown.currentIndex = 1;
-                            } else {
-                                refreshRateDropdown.currentIndex = 2;
-                            }
+                            refreshRateDropdown.currentIndex = Performance.getRefreshRateProfile();
                         }
 
                         Component.onCompleted: {
@@ -382,6 +380,180 @@ Flickable {
                     }
                 }
 
+                ColumnLayout {
+                    width: parent.width
+                    Layout.topMargin: 32
+                    visible: refreshRateDropdown.currentIndex == 3
+
+                    RowLayout {
+                        Layout.margins: 8
+
+                        HifiControlsUit.SpinBox {
+                            id: refreshRateCustomFocusActive
+                            decimals: 0
+                            width: 160
+                            height: 32
+                            suffix: " FPS"
+                            label: "Focus Active"
+                            realFrom: 1
+                            realTo: 1000
+                            realStepSize: 15
+                            realValue: 60
+                            colorScheme: hifi.colorSchemes.dark
+                            property var loaded: false
+
+                            Component.onCompleted: {
+                                realValue = Performance.getCustomRefreshRate(0)
+                                loaded = true
+                            }
+
+                            onRealValueChanged: {
+                                if (loaded) {
+                                    Performance.setCustomRefreshRate(0, realValue)
+                                }
+                            }
+                        }
+
+                        HifiControlsUit.SpinBox {
+                            id: refreshRateCustomFocusInactive
+                            decimals: 0
+                            width: 160
+                            height: 32
+                            suffix: " FPS"
+                            label: "Focus Inactive"
+                            realFrom: 1
+                            realTo: 1000
+                            realStepSize: 15
+                            realValue: 60
+                            colorScheme: hifi.colorSchemes.dark
+                            property var loaded: false
+
+                            Component.onCompleted: {
+                                realValue = Performance.getCustomRefreshRate(1)
+                                loaded = true
+                            }
+
+                            onRealValueChanged: {
+                                if (loaded) {
+                                    Performance.setCustomRefreshRate(1, realValue)
+                                }
+                            }
+                        }
+                    }
+
+                    RowLayout {
+                        Layout.margins: 8
+
+                        HifiControlsUit.SpinBox {
+                            id: refreshRateCustomUnfocus
+                            decimals: 0
+                            width: 160
+                            height: 32
+                            suffix: " FPS"
+                            label: "Unfocus"
+                            realFrom: 1
+                            realTo: 1000
+                            realStepSize: 15
+                            realValue: 60
+                            colorScheme: hifi.colorSchemes.dark
+                            property var loaded: false
+
+                            Component.onCompleted: {
+                                realValue = Performance.getCustomRefreshRate(2)
+                                loaded = true
+                            }
+
+                            onRealValueChanged: {
+                                if (loaded) {
+                                    Performance.setCustomRefreshRate(2, realValue);
+                                }
+                            }
+                        }
+
+                        HifiControlsUit.SpinBox {
+                            id: refreshRateCustomMinimized
+                            decimals: 0
+                            width: 160
+                            height: 32
+                            suffix: " FPS"
+                            label: "Minimized"
+                            realFrom: 1
+                            realTo: 1000
+                            realStepSize: 1
+                            realValue: 60
+                            colorScheme: hifi.colorSchemes.dark
+                            property var loaded: false
+
+                            Component.onCompleted: {
+                                realValue = Performance.getCustomRefreshRate(3)
+                                loaded = true
+                            }
+
+                            onRealValueChanged: {
+                                if (loaded) {
+                                    Performance.setCustomRefreshRate(3, realValue)
+                                }
+                            }
+                        }
+                    }
+
+                    RowLayout {
+                        Layout.margins: 8
+
+                        HifiControlsUit.SpinBox {
+                            id: refreshRateCustomStartup
+                            decimals: 0
+                            width: 160
+                            height: 32
+                            suffix: " FPS"
+                            label: "Startup"
+                            realFrom: 1
+                            realTo: 1000
+                            realStepSize: 15
+                            realValue: 60
+                            colorScheme: hifi.colorSchemes.dark
+                            property var loaded: false
+
+                            Component.onCompleted: {
+                                realValue = Performance.getCustomRefreshRate(4)
+                                loaded = true
+                            }
+
+                            onRealValueChanged: {
+                                if (loaded) {
+                                    Performance.setCustomRefreshRate(4, realValue)
+                                }
+                            }
+                        }
+
+                        HifiControlsUit.SpinBox {
+                            id: refreshRateCustomShutdown
+                            decimals: 0
+                            width: 160
+                            height: 32
+                            suffix: " FPS"
+                            label: "Shutdown"
+                            realFrom: 1
+                            realTo: 1000
+                            realStepSize: 15
+                            realValue: 60
+                            colorScheme: hifi.colorSchemes.dark
+                            property var loaded: false
+
+                            Component.onCompleted: {
+                                realValue = Performance.getCustomRefreshRate(5)
+                                loaded = true
+                            }
+
+                            onRealValueChanged: {
+                                if (loaded) {
+                                    Performance.setCustomRefreshRate(5, realValue)
+                                }
+                            }
+                        }
+                    }
+                }
+
                 Item {
                     Layout.preferredWidth: parent.width
                     Layout.preferredHeight: 35
diff --git a/interface/src/RefreshRateManager.cpp b/interface/src/RefreshRateManager.cpp
index 09428da5ea..9ba446750b 100644
--- a/interface/src/RefreshRateManager.cpp
+++ b/interface/src/RefreshRateManager.cpp
@@ -48,12 +48,13 @@ static const int VR_TARGET_RATE = 90;
  *     <tr><td><code>"Interactive"</code></td><td>Medium refresh rate, which is reduced when Interface doesn't have focus or is 
  *         minimized.</td></tr>
  *     <tr><td><code>"Realtime"</code></td><td>High refresh rate, even when Interface doesn't have focus or is minimized.
+ *     <tr><td><code>"Custom"</code></td><td>Custom refresh rate for full control over the refresh rate in all states.
  *   </tbody>
  * </table>
  * @typedef {string} RefreshRateProfileName
  */
 static const std::array<std::string, RefreshRateManager::RefreshRateProfile::PROFILE_NUM> REFRESH_RATE_PROFILE_TO_STRING =
-    { { "Eco", "Interactive", "Realtime" } };
+    { { "Eco", "Interactive", "Realtime", "Custom" } };
 
 /*@jsdoc
  * <p>Interface states that affect the refresh rate.</p>
@@ -94,7 +95,8 @@ static const std::array<std::string, RefreshRateManager::UXMode::UX_NUM> UX_MODE
 static const std::map<std::string, RefreshRateManager::RefreshRateProfile> REFRESH_RATE_PROFILE_FROM_STRING =
     { { "Eco", RefreshRateManager::RefreshRateProfile::ECO },
       { "Interactive", RefreshRateManager::RefreshRateProfile::INTERACTIVE },
-      { "Realtime", RefreshRateManager::RefreshRateProfile::REALTIME } };
+      { "Realtime", RefreshRateManager::RefreshRateProfile::REALTIME },
+      { "Custom", RefreshRateManager::RefreshRateProfile::CUSTOM } };
 
 
 // Porfile regimes are:
@@ -107,10 +109,12 @@ static const std::array<int, RefreshRateManager::RefreshRateRegime::REGIME_NUM>
     { { 30, 20, 10, 2, 30, 30 } };
 
 static const std::array<int, RefreshRateManager::RefreshRateRegime::REGIME_NUM> REALTIME_PROFILE =
-    { { 60, 60, 60, 2, 30, 30} };
+    { { 60, 60, 60, 2, 30, 30 } };
 
-static const std::array<std::array<int, RefreshRateManager::RefreshRateRegime::REGIME_NUM>, RefreshRateManager::RefreshRateProfile::PROFILE_NUM> REFRESH_RATE_PROFILES =
-    { { ECO_PROFILE, INTERACTIVE_PROFILE, REALTIME_PROFILE } };
+static const std::array<int, RefreshRateManager::RefreshRateRegime::REGIME_NUM> CUSTOM_PROFILE = REALTIME_PROFILE; // derived from settings and modified by scripts below
+
+static std::array<std::array<int, RefreshRateManager::RefreshRateRegime::REGIME_NUM>, RefreshRateManager::RefreshRateProfile::PROFILE_NUM> REFRESH_RATE_PROFILES =
+    { { ECO_PROFILE, INTERACTIVE_PROFILE, REALTIME_PROFILE, CUSTOM_PROFILE } };
 
 
 static const int INACTIVE_TIMER_LIMIT = 3000;
@@ -134,6 +138,10 @@ std::string RefreshRateManager::uxModeToString(RefreshRateManager::RefreshRateMa
 
 RefreshRateManager::RefreshRateManager() {
     _refreshRateProfile = (RefreshRateManager::RefreshRateProfile) _refreshRateProfileSetting.get();
+    for (size_t i = 0; i < _customRefreshRateSettings.size(); i++) {
+        REFRESH_RATE_PROFILES[CUSTOM][i] = _customRefreshRateSettings[i].get();
+    }
+
     _inactiveTimer->setInterval(INACTIVE_TIMER_LIMIT);
     _inactiveTimer->setSingleShot(true);
     QObject::connect(_inactiveTimer.get(), &QTimer::timeout, [&] {
@@ -168,6 +176,25 @@ void RefreshRateManager::setRefreshRateProfile(RefreshRateManager::RefreshRatePr
     }
 }
 
+int RefreshRateManager::getCustomRefreshRate(RefreshRateRegime regime) {
+    if (isValidRefreshRateRegime(regime)) {
+        return REFRESH_RATE_PROFILES[RefreshRateProfile::CUSTOM][regime];
+    }
+
+    return 0;
+}
+
+void RefreshRateManager::setCustomRefreshRate(RefreshRateRegime regime, int value) {
+    value = std::max(value, 1);
+    if (isValidRefreshRateRegime(regime)) {
+        _refreshRateProfileSettingLock.withWriteLock([&] {
+            REFRESH_RATE_PROFILES[RefreshRateProfile::CUSTOM][regime] = value;
+            _customRefreshRateSettings[regime].set(value);
+        });
+        updateRefreshRateController();
+    }
+}
+
 RefreshRateManager::RefreshRateProfile RefreshRateManager::getRefreshRateProfile() const {
     RefreshRateManager::RefreshRateProfile profile = RefreshRateManager::RefreshRateProfile::REALTIME;
 
@@ -191,7 +218,6 @@ void RefreshRateManager::setRefreshRateRegime(RefreshRateManager::RefreshRateReg
         _refreshRateRegime = refreshRateRegime;
         updateRefreshRateController();
     }
-
 }
 
 void RefreshRateManager::setUXMode(RefreshRateManager::UXMode uxMode) {
diff --git a/interface/src/RefreshRateManager.h b/interface/src/RefreshRateManager.h
index 4b91f0c45e..6b94a94a4a 100644
--- a/interface/src/RefreshRateManager.h
+++ b/interface/src/RefreshRateManager.h
@@ -32,10 +32,11 @@ public:
         ECO = 0,
         INTERACTIVE,
         REALTIME,
+        CUSTOM,
         PROFILE_NUM
     };
     Q_ENUM(RefreshRateProfile)
-    static bool isValidRefreshRateProfile(RefreshRateProfile value) { return (value >= RefreshRateProfile::ECO && value <= RefreshRateProfile::REALTIME); }
+    static bool isValidRefreshRateProfile(RefreshRateProfile value) { return (value >= 0 && value < RefreshRateProfile::PROFILE_NUM); }
 
     /*@jsdoc
      * <p>Interface states that affect the refresh rate.</p>
@@ -106,6 +107,9 @@ public:
     // query the refresh rate target at the specified combination
     int queryRefreshRateTarget(RefreshRateProfile profile, RefreshRateRegime regime, UXMode uxMode) const;
 
+    int getCustomRefreshRate(RefreshRateRegime regime);
+    void setCustomRefreshRate(RefreshRateRegime regime, int value);
+
     void resetInactiveTimer();
     void toggleInactive();
 
@@ -121,7 +125,15 @@ private:
     UXMode _uxMode { UXMode::DESKTOP };
 
     mutable ReadWriteLockable _refreshRateProfileSettingLock;
-    Setting::Handle<int> _refreshRateProfileSetting { "refreshRateProfile", RefreshRateProfile::INTERACTIVE };
+    Setting::Handle<int> _refreshRateProfileSetting{ "refreshRateProfile", RefreshRateProfile::INTERACTIVE };
+    std::array<Setting::Handle<int>, REGIME_NUM> _customRefreshRateSettings { {
+        { "customRefreshRateFocusActive", 60 },
+        { "customRefreshRateFocusInactive", 60 },
+        { "customRefreshRateUnfocus", 60 },
+        { "customRefreshRateMinimized", 2 },
+        { "customRefreshRateStartup", 30 },
+        { "customRefreshRateShutdown", 30 }
+    } };
 
     std::function<void(int)> _refreshRateOperator { nullptr };
 
diff --git a/interface/src/scripting/PerformanceScriptingInterface.cpp b/interface/src/scripting/PerformanceScriptingInterface.cpp
index 9f3534b3e8..f619729eff 100644
--- a/interface/src/scripting/PerformanceScriptingInterface.cpp
+++ b/interface/src/scripting/PerformanceScriptingInterface.cpp
@@ -56,12 +56,22 @@ void PerformanceScriptingInterface::setRefreshRateProfile(RefreshRateProfile ref
     emit settingsChanged();
 }
 
+void PerformanceScriptingInterface::setCustomRefreshRate(RefreshRateManager::RefreshRateRegime refreshRateRegime, int value)
+{
+    qApp->getRefreshRateManager().setCustomRefreshRate(refreshRateRegime, value);
+    emit settingsChanged();
+}
+
+int PerformanceScriptingInterface::getCustomRefreshRate(RefreshRateManager::RefreshRateRegime refreshRateRegime) const {
+    return qApp->getRefreshRateManager().getCustomRefreshRate(refreshRateRegime);
+}
+
 PerformanceScriptingInterface::RefreshRateProfile PerformanceScriptingInterface::getRefreshRateProfile() const {
     return (PerformanceScriptingInterface::RefreshRateProfile)qApp->getRefreshRateManager().getRefreshRateProfile();
 }
 
 QStringList PerformanceScriptingInterface::getRefreshRateProfileNames() const {
-    static const QStringList refreshRateProfileNames = { "ECO", "INTERACTIVE", "REALTIME" };
+    static const QStringList refreshRateProfileNames = { "ECO", "INTERACTIVE", "REALTIME", "CUSTOM" };
     return refreshRateProfileNames;
 }
 
diff --git a/interface/src/scripting/PerformanceScriptingInterface.h b/interface/src/scripting/PerformanceScriptingInterface.h
index 86350c8a1f..05e2c1d7bc 100644
--- a/interface/src/scripting/PerformanceScriptingInterface.h
+++ b/interface/src/scripting/PerformanceScriptingInterface.h
@@ -127,6 +127,22 @@ public slots:
      */
     void setRefreshRateProfile(RefreshRateProfile refreshRateProfile);
 
+    /*@jsdoc
+     * Sets a custom refresh rate.
+     * @function Performance.setCustomRefreshRate
+     * @param {RefreshRateRegime} refreshRateRegime - The refresh rate regime
+     * @param {int} value - The value for the regime
+     */
+    void setCustomRefreshRate(RefreshRateManager::RefreshRateRegime refreshRateRegime, int value);
+
+    /*@jsdoc
+     * Gets the value for a specific RefreshRateRegime.
+     * @function Performance.getCustomRefreshRate
+     * @param {RefreshRateRegime} - The regime to get the value from
+     * @returns {int} - The value from the specified regime
+     */
+    int getCustomRefreshRate(RefreshRateManager::RefreshRateRegime regime) const;
+
     /*@jsdoc
      * Gets the current refresh rate profile in use.
      * @function Performance.getRefreshRateProfile
diff --git a/interface/src/ui/PreferencesDialog.cpp b/interface/src/ui/PreferencesDialog.cpp
index 8597cb5717..ce5a588776 100644
--- a/interface/src/ui/PreferencesDialog.cpp
+++ b/interface/src/ui/PreferencesDialog.cpp
@@ -100,7 +100,8 @@ void setupPreferences() {
         QStringList refreshRateProfiles
             { QString::fromStdString(RefreshRateManager::refreshRateProfileToString(RefreshRateManager::RefreshRateProfile::ECO)),
               QString::fromStdString(RefreshRateManager::refreshRateProfileToString(RefreshRateManager::RefreshRateProfile::INTERACTIVE)),
-              QString::fromStdString(RefreshRateManager::refreshRateProfileToString(RefreshRateManager::RefreshRateProfile::REALTIME)) };
+              QString::fromStdString(RefreshRateManager::refreshRateProfileToString(RefreshRateManager::RefreshRateProfile::REALTIME)),
+              QString::fromStdString(RefreshRateManager::refreshRateProfileToString(RefreshRateManager::RefreshRateProfile::CUSTOM)) };
 
         preference->setItems(refreshRateProfiles);
         preferences->addPreference(preference);