diff --git a/packages/extension/src/newtab/InHouseDndPage.tsx b/packages/extension/src/newtab/InHouseDndPage.tsx
new file mode 100644
index 0000000000..81e5105800
--- /dev/null
+++ b/packages/extension/src/newtab/InHouseDndPage.tsx
@@ -0,0 +1,37 @@
+import type { ReactElement } from 'react';
+import React from 'react';
+import { cloudinaryReadingReminderCat } from '@dailydotdev/shared/src/lib/image';
+import {
+  Button,
+  ButtonSize,
+  ButtonVariant,
+} from '@dailydotdev/shared/src/components/buttons/Button';
+
+type InHouseDndPageProps = {
+  onExit: () => void;
+};
+
+export default function InHouseDndPage({
+  onExit,
+}: InHouseDndPageProps): ReactElement {
+  return (
+    <main className="flex min-h-dvh w-full items-center justify-center bg-background-default px-6 text-center">
+      <section className="flex w-full max-w-sm flex-col items-center gap-6">
+        <img
+          src={cloudinaryReadingReminderCat}
+          alt=""
+          className="h-auto w-52 max-w-full"
+        />
+        <h1 className="text-text-primary typo-title2">Focus mode on</h1>
+        <Button
+          type="button"
+          variant={ButtonVariant.Secondary}
+          size={ButtonSize.Small}
+          onClick={onExit}
+        >
+          Exit focus mode
+        </Button>
+      </section>
+    </main>
+  );
+}
diff --git a/packages/extension/src/newtab/index.tsx b/packages/extension/src/newtab/index.tsx
index 176eb6ed93..c62452d330 100644
--- a/packages/extension/src/newtab/index.tsx
+++ b/packages/extension/src/newtab/index.tsx
@@ -7,10 +7,15 @@ import {
   applyTheme,
   themeModes,
 } from '@dailydotdev/shared/src/contexts/SettingsContext';
-import { get as getCache } from 'idb-keyval';
+import { get as getCache, set as setCache } from 'idb-keyval';
 import browser from 'webextension-polyfill';
 import type { DndSettings } from '@dailydotdev/shared/src/contexts/DndContext';
+import { featureExtensionInHouseDnd } from '@dailydotdev/shared/src/lib/featureManagement';
+import { evaluateFeatureFromBoot } from '@dailydotdev/shared/src/lib/evaluateFeatureFromBoot';
+import { BootApp } from '@dailydotdev/shared/src/lib/boot';
+import { version } from '../../package.json';
 import App from './App';
+import InHouseDndPage from './InHouseDndPage';
 
 declare global {
   interface Window {
@@ -28,14 +33,32 @@ window.addEventListener(
   },
 );
 
-const root = createRoot(document.getElementById('__next'));
+const rootElement = document.getElementById('__next');
+if (!rootElement) {
+  throw new Error('Missing new tab root element');
+}
+
+const root = createRoot(rootElement);
+
+const renderApp = (data?: BootCacheData | null) => {
+  root.render(<App localBootData={data ?? undefined} />);
+};
+
+const renderDndApp = (data?: BootCacheData | null) => {
+  const onExit = async () => {
+    await setCache('dnd', null);
+    renderApp(data);
+  };
 
-const renderApp = (data?: BootCacheData) => {
-  root.render(<App localBootData={data} />);
+  root.render(<InHouseDndPage onExit={onExit} />);
 };
 
 const redirectApp = async (url: string) => {
   const tab = await browser.tabs.getCurrent();
+  if (tab.id == null) {
+    throw new Error('Cannot redirect Do Not Disturb tab without a tab id');
+  }
+
   window.stop();
   await browser.tabs.update(tab.id, { url });
 };
@@ -53,8 +76,17 @@ const redirectApp = async (url: string) => {
     return renderApp(data);
   }
 
-  const dnd = await getCache<DndSettings>('dnd');
-  const isDnd = dnd?.expiration?.getTime() > new Date().getTime();
+  const dnd = await getCache<DndSettings | null>('dnd');
+  if (!dnd || dnd.expiration.getTime() <= new Date().getTime()) {
+    return renderApp(data);
+  }
+
+  const isInHouseDnd = await evaluateFeatureFromBoot({
+    bootData: data,
+    feature: featureExtensionInHouseDnd,
+    app: BootApp.Extension,
+    version,
+  });
 
-  return isDnd ? redirectApp(dnd.link) : renderApp(data);
+  return isInHouseDnd ? renderDndApp(data) : redirectApp(dnd.link);
 })();
diff --git a/packages/shared/src/lib/evaluateFeatureFromBoot.ts b/packages/shared/src/lib/evaluateFeatureFromBoot.ts
new file mode 100644
index 0000000000..b5a2b450c0
--- /dev/null
+++ b/packages/shared/src/lib/evaluateFeatureFromBoot.ts
@@ -0,0 +1,181 @@
+import type {
+  Context,
+  JSONValue,
+  WidenPrimitives,
+} from '@growthbook/growthbook';
+import { GrowthBook } from '@growthbook/growthbook';
+import type { BootApp, BootCacheData } from './boot';
+import { apiUrl } from './config';
+import type { Feature } from './featureManagement';
+import { isGBDevMode, isProduction } from './constants';
+import { getOrGenerateDeviceId } from '../hooks/log/useDeviceId';
+import { BOOT_LOCAL_KEY } from '../contexts/common';
+import { storageWrapper as storage } from './storageWrapper';
+
+type ExperimentAttributes = Record<string, unknown>;
+
+const getIsMobile = (): boolean =>
+  globalThis.matchMedia?.('(max-width: 655px)').matches ?? false;
+
+const getExtraAttributes = (
+  attributes: NonNullable<BootCacheData['exp']>['a'] | undefined,
+): ExperimentAttributes => {
+  if (!attributes || Array.isArray(attributes)) {
+    return {};
+  }
+
+  return attributes as ExperimentAttributes;
+};
+
+const getAttributes = ({
+  bootData,
+  app,
+  deviceId,
+  version,
+}: {
+  bootData: BootCacheData;
+  app: BootApp;
+  deviceId: string;
+  version?: string;
+}): ExperimentAttributes => {
+  const { user } = bootData;
+  const attributes: ExperimentAttributes = {
+    userId: user?.id,
+    deviceId,
+    version,
+    platform: app,
+    mobile: getIsMobile(),
+    ...getExtraAttributes(bootData.exp?.a),
+  };
+
+  if (!user) {
+    return attributes;
+  }
+
+  if ('providers' in user) {
+    return {
+      ...attributes,
+      loggedIn: true,
+      registrationDate: user.createdAt,
+    };
+  }
+
+  return {
+    ...attributes,
+    loggedIn: false,
+    firstVisit: user.firstVisit,
+  };
+};
+
+const cacheExperimentAllocation = (
+  bootData: BootCacheData,
+  key: string,
+): void => {
+  if (!bootData.exp) {
+    return;
+  }
+
+  const cached = storage.getItem(BOOT_LOCAL_KEY);
+  const parsed = cached ? (JSON.parse(cached) as BootCacheData) : bootData;
+  const e = parsed.exp?.e ?? [];
+
+  if (e.includes(key)) {
+    return;
+  }
+
+  storage.setItem(
+    BOOT_LOCAL_KEY,
+    JSON.stringify({
+      ...parsed,
+      exp: {
+        ...parsed.exp,
+        e: [...e, key],
+      },
+      lastModifier: 'extension',
+    }),
+  );
+};
+
+const sendAllocation = async ({
+  bootData,
+  deviceId,
+  experiment,
+  result,
+}: {
+  bootData: BootCacheData;
+  deviceId: string;
+  experiment: Parameters<NonNullable<Context['trackingCallback']>>[0];
+  result: Parameters<NonNullable<Context['trackingCallback']>>[1];
+}): Promise<void> => {
+  const variationId = result.variationId.toString();
+  const key = btoa(`${experiment.key}:${variationId}`);
+
+  if (bootData.exp?.e?.includes(key)) {
+    return;
+  }
+
+  await fetch(`${apiUrl}/e/x`, {
+    method: 'POST',
+    keepalive: true,
+    body: JSON.stringify({
+      event_timestamp: new Date(),
+      user_id: bootData.user?.id,
+      device_id: deviceId,
+      experiment_id: experiment.key,
+      variation_id: variationId,
+    }),
+    credentials: 'include',
+    headers: {
+      'content-type': 'application/json',
+    },
+  });
+  cacheExperimentAllocation(bootData, key);
+};
+
+export const evaluateFeatureFromBoot = async <T extends JSONValue>({
+  bootData,
+  feature,
+  app,
+  version,
+}: {
+  bootData?: BootCacheData | null;
+  feature: Feature<T>;
+  app: BootApp;
+  version?: string;
+}): Promise<WidenPrimitives<T>> => {
+  if (!bootData?.exp?.features) {
+    return feature.defaultValue as WidenPrimitives<T>;
+  }
+
+  const deviceId = await getOrGenerateDeviceId();
+  const trackingCalls: Promise<void>[] = [];
+  const growthbook = new GrowthBook({
+    enableDevMode: !isProduction || isGBDevMode,
+    trackingCallback: (experiment, result) => {
+      trackingCalls.push(
+        sendAllocation({ bootData, deviceId, experiment, result }).catch(
+          () => undefined,
+        ),
+      );
+    },
+  });
+
+  growthbook.setFeatures(bootData.exp.features);
+  growthbook.setAttributes(
+    getAttributes({
+      bootData,
+      app,
+      deviceId,
+      version,
+    }),
+  );
+
+  const value = growthbook.getFeatureValue(
+    feature.id,
+    feature.defaultValue,
+  ) as WidenPrimitives<T>;
+
+  await Promise.all(trackingCalls);
+
+  return value;
+};
diff --git a/packages/shared/src/lib/featureManagement.ts b/packages/shared/src/lib/featureManagement.ts
index db0e9593c0..d1827f57ad 100644
--- a/packages/shared/src/lib/featureManagement.ts
+++ b/packages/shared/src/lib/featureManagement.ts
@@ -195,6 +195,11 @@ export const featureNewTabCustomizer = new Feature(
   false,
 );
 
+export const featureExtensionInHouseDnd = new Feature(
+  'extension_in_house_dnd',
+  true,
+);
+
 export const featureCompanionDemoWidget = new Feature(
   'companion_demo_widget',
   false,