diff --git a/README.md b/README.md
index 6e2993f..c48e0e6 100644
--- a/README.md
+++ b/README.md
@@ -42,6 +42,7 @@ You must provide a valid `.env` file with the following fields:
 API_SERVER=
 API_KEY=
 AMPLITUDE_KEY=<optional>
+PROMOTIONAL_URL=<https://....>
 ```
 
 ## Release
diff --git a/src/helpers/showPopup.ts b/src/helpers/showPopup.ts
index 887181a..df671da 100644
--- a/src/helpers/showPopup.ts
+++ b/src/helpers/showPopup.ts
@@ -1,4 +1,4 @@
-import { getEnableHooks, isMutedAddresses } from '../shared/storage';
+import { getEnableHooks, getPromotionCounter, isMutedAddresses, setPromotionCounter } from '../shared/storage';
 import { TransactionEvent } from '../types/internal';
 import { getActiveTabUrl } from './getActiveTab';
 
@@ -9,6 +9,8 @@ const EXTENSION_HEIGHT = 600;
 const FOCUS_TIMEOUT = 20;
 const RETRIES_COUNT = 25;
 
+const REQUIRED_PROMOTION_COUNT = 5;
+
 async function getPosition() {
     const latestWindow = await chrome.windows.getLastFocused();
 
@@ -68,7 +70,6 @@ export const showPopup = async (chainId: string, event: TransactionEvent) => {
         const searchParams = new URLSearchParams(data);
         const popupUrl = `walletpopup.html?${searchParams.toString()}`;
 
-        // const currentWindow =
         await chrome.windows.getCurrent();
         const popupWindow = await chrome.windows.create({
             url: popupUrl,
@@ -90,9 +91,35 @@ export const showPopup = async (chainId: string, event: TransactionEvent) => {
             // Focus Blockfence window
             chrome.windows.update(popupWindow.id, { focused: true });
         }
+
+        // const currentWindow =
+        showPromotion();
     }
 };
 
+export const showPromotion = async () => {
+    if (!process.env.PROMOTIONAL_URL) return;
+    const promotionCounter = await getPromotionCounter();
+    setPromotionCounter(promotionCounter + 1);
+
+    if (promotionCounter !== REQUIRED_PROMOTION_COUNT) {
+        return;
+    }
+
+    const popupUrl = `process.env.PROMOTIONAL_URL`;
+    const { top, left } = await getPosition();
+
+    await chrome.windows.create({
+        url: popupUrl,
+        type: 'popup',
+        top,
+        left,
+        width: 300,
+        height: EXTENSION_HEIGHT,
+        focused: true,
+    });
+};
+
 function closeWindowWithOther(targetWindowId: number, listeningWindowId: number) {
     function handler(tabId: number, removeInfo: chrome.tabs.TabRemoveInfo) {
         if (removeInfo.windowId === listeningWindowId) {
diff --git a/src/shared/storage.tsx b/src/shared/storage.tsx
index 8bad728..fa4387b 100644
--- a/src/shared/storage.tsx
+++ b/src/shared/storage.tsx
@@ -35,3 +35,12 @@ export const getPrefferedChinId = async () => {
 export const setPreferredChainId = async (chainId: string) => {
     await chrome.storage.local.set({ preferredChainId: chainId });
 };
+
+export const getPromotionCounter = async () => {
+    const storage = await chrome.storage.local.get({ counter: true });
+    return storage.counter || 0;
+};
+
+export const setPromotionCounter = async (counter: number) => {
+    await chrome.storage.local.set({ counter });
+};