diff --git a/admin/src/Analytics/Analytics.php b/admin/src/Analytics/Analytics.php
index b0fe807..0ab9a9d 100644
--- a/admin/src/Analytics/Analytics.php
+++ b/admin/src/Analytics/Analytics.php
@@ -1,6 +1,8 @@
 <?php
 namespace AuroraAdmin\Analytics;
 
+use AuroraAdmin\Licensing\License;
+
 defined("ABSPATH") || exit();
 
 /**
@@ -9,7 +11,9 @@ defined("ABSPATH") || exit();
  * Records one row per front-end pageview into a custom table, server-side
  * (no client script, so it isn't blocked by ad blockers). All aggregation
  * happens later in the REST endpoint. Written fresh — does not reuse the
- * original plugin's analytics code.
+ * original plugin's analytics code. Paid feature — the hooks below simply
+ * don't register without a license, so no tracking happens and the table
+ * never gets written to.
  */
 class Analytics
 {
@@ -20,6 +24,10 @@ class Analytics
 
   public function __construct()
   {
+    if (!License::is_feature_available("analytics")) {
+      return;
+    }
+
     add_action("init", [self::class, "maybe_install"]);
     // Record on the front end only, after the main query is resolved.
     add_action("template_redirect", [self::class, "record"], 999);
diff --git a/admin/src/Licensing/License.php b/admin/src/Licensing/License.php
new file mode 100644
index 0000000..07c98ee
--- /dev/null
+++ b/admin/src/Licensing/License.php
@@ -0,0 +1,56 @@
+<?php
+namespace AuroraAdmin\Licensing;
+
+use AuroraAdmin\Options\Settings;
+
+defined("ABSPATH") || exit();
+
+/**
+ * Single gate every paid feature funnels through, so the free/paid split
+ * lives in one place instead of being re-decided in each feature's code.
+ *
+ * Today's is_active() is a placeholder: any non-empty license_key counts as
+ * active, with no remote validation. There's no license server yet — when
+ * one exists, swap is_active()'s internals for a real check (cached in a
+ * transient so it isn't a remote call on every admin page load); nothing
+ * else in the plugin needs to change, since every gated feature already
+ * calls into this class rather than reading the setting directly.
+ */
+class License
+{
+  /**
+   * Paid sub-apps/features, keyed by the id used to gate them, mapped to a
+   * human label used in upgrade prompts.
+   */
+  const PAID_FEATURES = [
+    "role-editor" => "Role Editor",
+    "activity-log" => "Activity Log",
+    "database-explorer" => "Database Explorer",
+    "analytics" => "Analytics",
+    "white-label" => "White Label",
+    "remote-site-switcher" => "Remote Site Switcher",
+  ];
+
+  public static function is_active()
+  {
+    $key = trim((string) Settings::get("license_key", ""));
+    return $key !== "";
+  }
+
+  /**
+   * True for any feature not in PAID_FEATURES (nothing to gate) or when a
+   * license is active; false only when the feature is paid and unlicensed.
+   */
+  public static function is_feature_available($feature)
+  {
+    if (!isset(self::PAID_FEATURES[$feature])) {
+      return true;
+    }
+    return self::is_active();
+  }
+
+  public static function feature_label($feature)
+  {
+    return isset(self::PAID_FEATURES[$feature]) ? self::PAID_FEATURES[$feature] : "";
+  }
+}
diff --git a/admin/src/Pages/SubApps.php b/admin/src/Pages/SubApps.php
index 016652e..d950288 100644
--- a/admin/src/Pages/SubApps.php
+++ b/admin/src/Pages/SubApps.php
@@ -2,6 +2,7 @@
 namespace AuroraAdmin\Pages;
 
 use AuroraAdmin\Utility\Assets;
+use AuroraAdmin\Licensing\License;
 
 defined("ABSPATH") || exit();
 
@@ -31,14 +32,19 @@ defined("ABSPATH") || exit();
  */
 class SubApps
 {
+  // "feature" ties a page to a License::PAID_FEATURES key — null means the
+  // page is free. Locked pages still register normally (real capability,
+  // real URL) but render() swaps in an upgrade prompt instead of the real
+  // feature when unlicensed, and maybe_enqueue() loads that prompt's tiny
+  // JS bundle instead of the real (much heavier) feature bundle.
   const PAGES = [
-    "aurora-admin-menu-creator" => ["title" => "Menu Creator", "entry" => "menu-creator"],
-    "aurora-admin-notices" => ["title" => "Admin Notices", "entry" => "admin-notices"],
-    "aurora-admin-roles" => ["title" => "Role Editor", "entry" => "role-editor"],
-    "aurora-admin-activity-log" => ["title" => "Activity Log", "entry" => "activity-log"],
-    "aurora-admin-database" => ["title" => "Database Explorer", "entry" => "database-explorer"],
-    "aurora-admin-plugins" => ["title" => "Installed Plugins", "entry" => "plugins"],
-    "aurora-admin-comments" => ["title" => "Comments", "entry" => "comments"],
+    "aurora-admin-menu-creator" => ["title" => "Menu Creator", "entry" => "menu-creator", "feature" => null],
+    "aurora-admin-notices" => ["title" => "Admin Notices", "entry" => "admin-notices", "feature" => null],
+    "aurora-admin-roles" => ["title" => "Role Editor", "entry" => "role-editor", "feature" => "role-editor"],
+    "aurora-admin-activity-log" => ["title" => "Activity Log", "entry" => "activity-log", "feature" => "activity-log"],
+    "aurora-admin-database" => ["title" => "Database Explorer", "entry" => "database-explorer", "feature" => "database-explorer"],
+    "aurora-admin-plugins" => ["title" => "Installed Plugins", "entry" => "plugins", "feature" => null],
+    "aurora-admin-comments" => ["title" => "Comments", "entry" => "comments", "feature" => null],
   ];
 
   private static $hook_suffixes = [];
@@ -92,7 +98,13 @@ class SubApps
       return;
     }
 
-    Assets::enqueue("aurora-admin-" . self::PAGES[$slug]["entry"], "entries/" . self::PAGES[$slug]["entry"] . ".js");
+    $page = self::PAGES[$slug];
+    if ($page["feature"] && !License::is_feature_available($page["feature"])) {
+      Assets::enqueue("aurora-admin-locked-feature", "entries/locked-feature.js");
+      return;
+    }
+
+    Assets::enqueue("aurora-admin-" . $page["entry"], "entries/" . $page["entry"] . ".js");
   }
 
   public static function redirect_native_pages()
@@ -118,6 +130,15 @@ class SubApps
       return;
     }
 
+    $feature = self::PAGES[$page]["feature"];
+    if ($feature && !License::is_feature_available($feature)) {
+      $data = ["feature" => License::feature_label($feature)];
+      ?>
+      <div data-aurora-locked-feature="<?php echo esc_attr(wp_json_encode($data)); ?>"></div>
+      <?php
+      return;
+    }
+
     $roles = [];
     foreach (wp_roles()->roles as $slug => $info) {
       $roles[] = ["value" => $slug, "label" => translate_user_role($info["name"])];
diff --git a/admin/src/Rest/AnalyticsData.php b/admin/src/Rest/AnalyticsData.php
index 93dbe75..6619633 100644
--- a/admin/src/Rest/AnalyticsData.php
+++ b/admin/src/Rest/AnalyticsData.php
@@ -2,6 +2,7 @@
 namespace AuroraAdmin\Rest;
 
 use AuroraAdmin\Analytics\Analytics;
+use AuroraAdmin\Licensing\License;
 
 defined("ABSPATH") || exit();
 
@@ -22,7 +23,7 @@ class AnalyticsData
       "methods" => "GET",
       "callback" => [self::class, "handle"],
       "permission_callback" => function () {
-        return current_user_can("read");
+        return current_user_can("read") && License::is_feature_available("analytics");
       },
     ]);
   }
diff --git a/admin/src/Roles/RolesData.php b/admin/src/Roles/RolesData.php
index e10c426..b359ce0 100644
--- a/admin/src/Roles/RolesData.php
+++ b/admin/src/Roles/RolesData.php
@@ -57,6 +57,13 @@ class RolesData
 
   public static function list_roles()
   {
+    // get_editable_roles() lives in wp-admin/includes/user.php, which WP
+    // only auto-loads for actual wp-admin page requests — REST API requests
+    // (this endpoint) don't get it for free, so it's undefined there
+    // without this.
+    if (!function_exists("get_editable_roles")) {
+      require_once ABSPATH . "wp-admin/includes/user.php";
+    }
     $editable = get_editable_roles();
     $all_caps = self::all_known_capabilities();
 
diff --git a/admin/src/Shell/Shell.php b/admin/src/Shell/Shell.php
index 65cc9e8..88a58ea 100644
--- a/admin/src/Shell/Shell.php
+++ b/admin/src/Shell/Shell.php
@@ -3,6 +3,7 @@ namespace AuroraAdmin\Shell;
 
 use AuroraAdmin\Utility\Assets;
 use AuroraAdmin\Options\Settings;
+use AuroraAdmin\Licensing\License;
 
 defined("ABSPATH") || exit();
 
@@ -207,7 +208,7 @@ class Shell
       "currentUrl" => esc_url_raw(self::current_admin_url()),
       // Secrets stripped — this is serialized for every admin user.
       "settings" => Settings::get_safe(),
-      "canSwitchSites" => current_user_can($switcher_cap),
+      "canSwitchSites" => current_user_can($switcher_cap) && License::is_feature_available("remote-site-switcher"),
       "menu" => MenuSerializer::serialize(),
       "auroraNav" => self::aurora_nav(),
     ];
@@ -234,12 +235,12 @@ class Shell
   private static function aurora_nav()
   {
     $items = [
-      ["id" => "aurora-admin", "title" => __("Settings", "aurora-admin"), "icon" => "dashicons-admin-generic"],
-      ["id" => "aurora-admin-menu-creator", "title" => __("Menu Creator", "aurora-admin"), "icon" => "dashicons-menu-alt"],
-      ["id" => "aurora-admin-notices", "title" => __("Admin Notices", "aurora-admin"), "icon" => "dashicons-megaphone"],
-      ["id" => "aurora-admin-roles", "title" => __("Role Editor", "aurora-admin"), "icon" => "dashicons-groups"],
-      ["id" => "aurora-admin-activity-log", "title" => __("Activity Log", "aurora-admin"), "icon" => "dashicons-clock"],
-      ["id" => "aurora-admin-database", "title" => __("Database Explorer", "aurora-admin"), "icon" => "dashicons-database"],
+      ["id" => "aurora-admin", "title" => __("Settings", "aurora-admin"), "icon" => "dashicons-admin-generic", "feature" => null],
+      ["id" => "aurora-admin-menu-creator", "title" => __("Menu Creator", "aurora-admin"), "icon" => "dashicons-menu-alt", "feature" => null],
+      ["id" => "aurora-admin-notices", "title" => __("Admin Notices", "aurora-admin"), "icon" => "dashicons-megaphone", "feature" => null],
+      ["id" => "aurora-admin-roles", "title" => __("Role Editor", "aurora-admin"), "icon" => "dashicons-groups", "feature" => "role-editor"],
+      ["id" => "aurora-admin-activity-log", "title" => __("Activity Log", "aurora-admin"), "icon" => "dashicons-clock", "feature" => "activity-log"],
+      ["id" => "aurora-admin-database", "title" => __("Database Explorer", "aurora-admin"), "icon" => "dashicons-database", "feature" => "database-explorer"],
     ];
 
     $nav = [];
@@ -252,6 +253,10 @@ class Shell
         "title" => $item["title"],
         "url" => esc_url_raw(admin_url("admin.php?page=" . $item["id"])),
         "icon" => ["type" => "dashicon", "value" => $item["icon"]],
+        // Still a real, navigable link when locked — SubApps::render() shows
+        // an upgrade prompt there instead of the real feature. This flag
+        // just drives the small lock badge in the sidebar (Sidebar.vue).
+        "locked" => $item["feature"] && !License::is_feature_available($item["feature"]),
       ];
     }
 
diff --git a/admin/src/WhiteLabel/WhiteLabel.php b/admin/src/WhiteLabel/WhiteLabel.php
index e9464e9..2286a5c 100644
--- a/admin/src/WhiteLabel/WhiteLabel.php
+++ b/admin/src/WhiteLabel/WhiteLabel.php
@@ -2,6 +2,7 @@
 namespace AuroraAdmin\WhiteLabel;
 
 use AuroraAdmin\Options\Settings;
+use AuroraAdmin\Licensing\License;
 
 defined("ABSPATH") || exit();
 
@@ -10,6 +11,10 @@ defined("ABSPATH") || exit();
  *  - admin_favicon: replaces the favicon across wp-admin
  *  - plugin_name: renames the plugin in the plugins list and the admin menu
  *  - text_replacements: find/replace pairs applied to translated admin text
+ *
+ * Paid feature — the settings fields stay visible either way (so an admin
+ * can pre-configure before upgrading), but none of the hooks below register
+ * without a license, so nothing actually applies yet.
  */
 class WhiteLabel
 {
@@ -18,6 +23,10 @@ class WhiteLabel
 
   public function __construct()
   {
+    if (!License::is_feature_available("white-label")) {
+      return;
+    }
+
     add_action("admin_head", [self::class, "favicon"]);
     add_filter("all_plugins", [self::class, "rename_plugin"]);
     add_action("admin_menu", [self::class, "rename_menu"], 999);
diff --git a/app/src/entries/locked-feature.js b/app/src/entries/locked-feature.js
new file mode 100644
index 0000000..7b0977a
--- /dev/null
+++ b/app/src/entries/locked-feature.js
@@ -0,0 +1,10 @@
+import { createApp } from 'vue';
+import '@/shell/shell-frame.css';
+import UpgradeNotice from '@/pages/_shared/UpgradeNotice.vue';
+
+const mountEl = document.querySelector('[data-aurora-locked-feature]');
+
+if (mountEl) {
+  const data = JSON.parse(mountEl.dataset.auroraLockedFeature || '{}');
+  createApp(UpgradeNotice, { feature: data.feature, description: data.description }).mount(mountEl);
+}
diff --git a/app/src/pages/_shared/UpgradeNotice.vue b/app/src/pages/_shared/UpgradeNotice.vue
new file mode 100644
index 0000000..ad812a5
--- /dev/null
+++ b/app/src/pages/_shared/UpgradeNotice.vue
@@ -0,0 +1,81 @@
+<script setup>
+defineProps({
+  feature: { type: String, required: true },
+  description: { type: String, default: '' },
+});
+</script>
+
+<template>
+  <div class="upgrade-notice">
+    <div class="upgrade-notice__card">
+      <span class="upgrade-notice__icon">
+        <span class="dashicons dashicons-lock" />
+      </span>
+      <h1 class="upgrade-notice__title">{{ feature }} is a Pro feature</h1>
+      <p class="upgrade-notice__text">
+        {{ description || `Upgrade to Aurora Admin Pro to unlock ${feature}.` }}
+      </p>
+      <a class="upgrade-notice__cta" href="admin.php?page=aurora-admin#license">
+        Enter a license key
+      </a>
+    </div>
+  </div>
+</template>
+
+<style scoped>
+.upgrade-notice {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  min-height: 400px;
+  padding: 40px 20px;
+}
+.upgrade-notice__card {
+  max-width: 380px;
+  text-align: center;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: 12px;
+}
+.upgrade-notice__icon {
+  width: 56px;
+  height: 56px;
+  border-radius: 16px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  background: var(--aurora-accent-soft);
+  color: var(--aurora-accent);
+  margin-bottom: 4px;
+}
+.upgrade-notice__icon .dashicons {
+  font-size: 26px;
+  width: 26px;
+  height: 26px;
+}
+.upgrade-notice__title {
+  font-size: 1.15rem;
+  font-weight: 700;
+  margin: 0;
+  color: var(--aurora-text);
+}
+.upgrade-notice__text {
+  font-size: 0.875rem;
+  color: var(--aurora-text-muted);
+  margin: 0;
+}
+.upgrade-notice__cta {
+  margin-top: 8px;
+  padding: 8px 18px;
+  border-radius: 8px;
+  background: var(--aurora-accent);
+  color: var(--aurora-accent-text);
+  font-size: 0.875rem;
+  font-weight: 600;
+  text-decoration: none;
+}
+.upgrade-notice__cta:hover {
+  opacity: 0.9;
+}
+</style>
diff --git a/app/src/pages/dashboard/Dashboard.vue b/app/src/pages/dashboard/Dashboard.vue
index 58b534f..f687620 100644
--- a/app/src/pages/dashboard/Dashboard.vue
+++ b/app/src/pages/dashboard/Dashboard.vue
@@ -13,13 +13,14 @@ import ActiveUsers from './cards/ActiveUsers.vue';
 import DeviceUsage from './cards/DeviceUsage.vue';
 import Engagement from './cards/Engagement.vue';
 import TopList from './cards/TopList.vue';
+import UpgradeNotice from '../_shared/UpgradeNotice.vue';
 
 const props = defineProps({
   serverData: { type: Object, required: true },
 });
 
 const { data, loading, load } = useDashboardData(props.serverData);
-const { data: analytics, load: loadAnalytics } = useAnalyticsData(props.serverData);
+const { data: analytics, error: analyticsError, load: loadAnalytics } = useAnalyticsData(props.serverData);
 
 // Date range — default last 7 days, with simple presets.
 const today = new Date();
@@ -107,6 +108,12 @@ onMounted(() => reload(range.value[0], range.value[1]));
       </div>
     </div>
 
+    <UpgradeNotice
+      v-else-if="analyticsError"
+      feature="Analytics"
+      description="Upgrade to Aurora Admin Pro to unlock first-party visitor analytics for this dashboard."
+    />
+
     <div v-else class="dash__grid">
       <div class="dash__cell" style="grid-column: span 8">
         <PageViews :data="analytics ? analytics.pageViews : {}" />
diff --git a/app/src/pages/settings/components/SettingsField.vue b/app/src/pages/settings/components/SettingsField.vue
index 089be4d..7504aee 100644
--- a/app/src/pages/settings/components/SettingsField.vue
+++ b/app/src/pages/settings/components/SettingsField.vue
@@ -91,7 +91,7 @@ const openFontList = () => {
 </script>
 
 <template>
-  <div class="field">
+  <div class="field" :id="field.key === 'license_key' ? 'license' : null">
     <div class="field__info">
       <div class="field__label">{{ field.label }}</div>
       <p v-if="field.description" class="field__desc">{{ field.description }}</p>
diff --git a/app/src/pages/settings/settingsConfig.js b/app/src/pages/settings/settingsConfig.js
index 3e2acb7..79293de 100644
--- a/app/src/pages/settings/settingsConfig.js
+++ b/app/src/pages/settings/settingsConfig.js
@@ -42,7 +42,7 @@ export const settingsCategories = [
         type: 'text',
         label: 'Remote Site Switcher Capability',
         description:
-          'WordPress capability required to see the remote site switcher in the toolbar. Defaults to "manage_options" (admin users). Users with this capability or below will see the switcher.',
+          'Pro feature — requires a license. WordPress capability required to see the remote site switcher in the toolbar. Defaults to "manage_options" (admin users). Users with this capability or below will see the switcher.',
         placeholder: 'manage_options',
       },
       {
@@ -111,7 +111,7 @@ export const settingsCategories = [
   {
     id: 'whitelabel',
     title: 'White Label',
-    subtitle: 'Rebrand and customize interface text and icons',
+    subtitle: 'Rebrand and customize interface text and icons (Pro feature — requires a license)',
     icon: 'dashicons-tag',
     fields: [
       {
@@ -198,7 +198,7 @@ export const settingsCategories = [
   {
     id: 'analytics',
     title: 'Analytics',
-    subtitle: 'Built-in analytics and tracking settings',
+    subtitle: 'Built-in analytics and tracking settings (Pro feature — requires a license)',
     icon: 'dashicons-chart-bar',
     fields: [
       {
diff --git a/app/src/shell/components/Sidebar.vue b/app/src/shell/components/Sidebar.vue
index c6ba122..bef170b 100644
--- a/app/src/shell/components/Sidebar.vue
+++ b/app/src/shell/components/Sidebar.vue
@@ -185,6 +185,9 @@ const isAuroraActive = (item) => normalize(item.url) === current.value;
             :class="{ 'sidebar__sublink--active': isAuroraActive(item) }"
           >
             {{ item.title }}
+            <span v-if="item.locked" class="sidebar__pro-badge" title="Pro feature">
+              <span class="dashicons dashicons-lock" />
+            </span>
           </a>
         </li>
       </ul>
@@ -382,6 +385,18 @@ const isAuroraActive = (item) => normalize(item.url) === current.value;
   font-weight: 600;
 }
 
+.sidebar__pro-badge {
+  display: flex;
+  align-items: center;
+  color: var(--aurora-text-muted);
+  flex-shrink: 0;
+}
+.sidebar__pro-badge .dashicons {
+  font-size: 13px;
+  width: 13px;
+  height: 13px;
+}
+
 /* --- Aurora branded nav (right under the native menu's own divider) ---- */
 .sidebar__aurora {
   padding-bottom: 4px;
diff --git a/app/vite.config.js b/app/vite.config.js
index d051dbe..9b9d3d3 100644
--- a/app/vite.config.js
+++ b/app/vite.config.js
@@ -30,6 +30,7 @@ export default defineConfig({
         'database-explorer': fileURLToPath(new URL('./src/entries/database-explorer.js', import.meta.url)),
         plugins: fileURLToPath(new URL('./src/entries/plugins.js', import.meta.url)),
         comments: fileURLToPath(new URL('./src/entries/comments.js', import.meta.url)),
+        'locked-feature': fileURLToPath(new URL('./src/entries/locked-feature.js', import.meta.url)),
       },
       output: {
         entryFileNames: '[name].[hash].js',
diff --git a/aurora-admin.php b/aurora-admin.php
index e2618ed..797ce28 100644
--- a/aurora-admin.php
+++ b/aurora-admin.php
@@ -20,6 +20,7 @@ define("AURORA_ADMIN_URL", plugins_url("aurora-admin/"));
 
 require AURORA_ADMIN_PATH . "admin/src/App/AuroraAdmin.php";
 require AURORA_ADMIN_PATH . "admin/src/Options/Settings.php";
+require AURORA_ADMIN_PATH . "admin/src/Licensing/License.php";
 require AURORA_ADMIN_PATH . "admin/src/Utility/Assets.php";
 require AURORA_ADMIN_PATH . "admin/src/Shell/MenuSerializer.php";
 require AURORA_ADMIN_PATH . "admin/src/Shell/Shell.php";