diff --git a/ExcludeCountries.php b/ExcludeCountries.php
index df07c94..1b609df 100644
--- a/ExcludeCountries.php
+++ b/ExcludeCountries.php
@@ -10,11 +10,27 @@ namespace Piwik\Plugins\ExcludeCountries;
 
 use Piwik\Common;
 use Piwik\Container\StaticContainer;
+use Piwik\Piwik;
+use Piwik\Plugin;
 use Piwik\Plugins\UserCountry\LocationProvider;
+use Piwik\Settings\Setting;
 use Piwik\Tracker\Request;
 
-class ExcludeCountries extends \Piwik\Plugin
+class ExcludeCountries extends Plugin
 {
+    /**
+     * inspired by plugins/UserCountry/Columns/Country.php
+     */
+    public static function listCountries() {
+        $regionDataProvider = StaticContainer::get('Piwik\Intl\Data\Provider\RegionDataProvider');
+        $countryList = $regionDataProvider->getCountryList();
+        array_walk($countryList, function (&$item, $key) {
+            $item = Piwik::translate('Intl_Country_' . strtoupper($key));
+        });
+        asort($countryList); //order by localized name
+        return $countryList;
+    }
+
     public function registerEvents() {
         return [
             "Tracker.isExcludedVisit" => "checkExcludedCountry",
@@ -24,13 +40,35 @@ class ExcludeCountries extends \Piwik\Plugin
     public function checkExcludedCountry(&$excluded, Request $request) {
         $logger = StaticContainer::getContainer()->get("Psr\Log\LoggerInterface");
         $provider = LocationProvider::getProviderById(Common::getCurrentLocationProviderId());
+        $settings = new SystemSettings();
+
 
         $location = $provider->getLocation(["ip" => $request->getIp()]);
-        $countryCode = $location[LocationProvider::COUNTRY_CODE_KEY];
-        if (strtolower($countryCode) !== "de") {
-            $logger->debug("request excluded by ExcludeCountries plugin (" . $countryCode . ")");
-            $excluded = true;
+        $countryCode = strtolower($location[LocationProvider::COUNTRY_CODE_KEY]);
+
+        $excludeBool = $settings->excludeBool->getValue();
+
+        if ($excludeBool) {
+            $countries = $this->settingToCountryCodes($settings->excludedCountries);
+            if (in_array($countryCode, $countries)) {
+                $logger->debug("request excluded by ExcludeCountries plugin (" . $countryCode . ")");
+                $excluded = true;
+            }
+        } else {
+            $countries = $this->settingToCountryCodes($settings->includedCountries);
+            if (!in_array($countryCode, $countries)) {
+                $logger->debug("request excluded by ExcludeCountries plugin (" . $countryCode . ")");
+                $excluded = true;
+            }
         }
     }
 
+    private function settingToCountryCodes(Setting $setting) {
+        $codes = [];
+        foreach ($setting->getValue() as $value) {
+            $codes[] = $value["languageCode"];
+        }
+        return $codes;
+    }
+
 }
diff --git a/SystemSettings.php b/SystemSettings.php
new file mode 100644
index 0000000..134795b
--- /dev/null
+++ b/SystemSettings.php
@@ -0,0 +1,73 @@
+<?php
+/**
+ * Matomo - free/libre analytics platform
+ *
+ * @link https://matomo.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ */
+
+namespace Piwik\Plugins\ExcludeCountries;
+
+use Piwik\Settings\FieldConfig;
+use Piwik\Settings\Setting;
+
+/**
+ * Defines Settings for ExcludeCountries.
+ *
+ * Usage like this:
+ * $settings = new SystemSettings();
+ * $settings->metric->getValue();
+ * $settings->description->getValue();
+ */
+class SystemSettings extends \Piwik\Settings\Plugin\SystemSettings
+{
+    /** @var Setting */
+    public $excludeBool;
+
+    /** @var Setting */
+    public $excludedCountries;
+
+    /** @var Setting */
+    public $includedCountries;
+
+    protected function init() {
+        $this->excludeBool = $this->createExcludeBoolSetting();
+        $this->excludedCountries = $this->createExcludedCountriesSetting();
+        $this->includedCountries = $this->createIncludedCountriesSetting();
+
+    }
+
+    private function createExcludeBoolSetting() {
+        return $this->makeSetting('excludeBool', $default = true, FieldConfig::TYPE_BOOL, function (FieldConfig $field) {
+            $field->title = 'Exclude Countries';
+            $field->uiControl = FieldConfig::UI_CONTROL_CHECKBOX;
+            $field->description = 'If enabled, visitors from the selected countries are not tracked. If disabled, only visitors from the selected countries are tracked';
+        });
+    }
+
+    private function createExcludedCountriesSetting() {
+        return $this->makeSetting('excludedCountries', [], FieldConfig::TYPE_ARRAY, function (FieldConfig $field) {
+            $countries = ExcludeCountries::listCountries();
+            $field->title = 'Excluded Countries';
+            $field->description = "Don't track users from these countries.";
+            $field->uiControl = FieldConfig::UI_CONTROL_MULTI_TUPLE;
+            $field1 = new FieldConfig\MultiPair("Country", 'country', FieldConfig::UI_CONTROL_SINGLE_SELECT);
+            $field1->availableValues = $countries;
+            $field->uiControlAttributes['field1'] = $field1->toArray();
+            $field->condition = "excludeBool == true";
+        });
+    }
+
+    private function createIncludedCountriesSetting() {
+        return $this->makeSetting('includedCountries', [], FieldConfig::TYPE_ARRAY, function (FieldConfig $field) {
+            $countries = ExcludeCountries::listCountries();
+            $field->title = 'Included Countries';
+            $field->description = "Only track users from these countries.";
+            $field->uiControl = FieldConfig::UI_CONTROL_MULTI_TUPLE;
+            $field1 = new FieldConfig\MultiPair("Country", 'country', FieldConfig::UI_CONTROL_SINGLE_SELECT);
+            $field1->availableValues = $countries;
+            $field->uiControlAttributes['field1'] = $field1->toArray();
+            $field->condition = "excludeBool == false";
+        });
+    }
+}