diff --git a/.claude/settings.local.json b/.claude/settings.local.json
index 0a57fb17..845b5ffa 100644
--- a/.claude/settings.local.json
+++ b/.claude/settings.local.json
@@ -19,7 +19,8 @@
       "Bash(cargo clean:*)",
       "Bash(awk:*)",
       "WebFetch(domain:connectrpc.com)",
-      "Bash(git log:*)"
+      "Bash(git log:*)",
+      "Bash(bunx tsc:*)"
     ],
     "deny": [],
     "ask": []
diff --git a/app/components/home/HomeKit.tsx b/app/components/home/HomeKit.tsx
index 300e8bda..679f64dc 100644
--- a/app/components/home/HomeKit.tsx
+++ b/app/components/home/HomeKit.tsx
@@ -17,6 +17,7 @@ import DictionaryContent from './contents/DictionaryContent'
 import NotesContent from './contents/NotesContent'
 import SettingsContent from './contents/SettingsContent'
 import AboutContent from './contents/AboutContent'
+import { SubscriptionStatusWidget } from './SubscriptionStatusWidget'
 
 export default function HomeKit() {
   const { navExpanded, currentPage, setCurrentPage } = useMainStore()
@@ -231,6 +232,8 @@ export default function HomeKit() {
             />
           </div>
         </div>
+
+        <SubscriptionStatusWidget navExpanded={navExpanded} />
       </div>
 
       {/* Main Content */}
diff --git a/app/components/home/SubscriptionStatusWidget.tsx b/app/components/home/SubscriptionStatusWidget.tsx
new file mode 100644
index 00000000..5589325f
--- /dev/null
+++ b/app/components/home/SubscriptionStatusWidget.tsx
@@ -0,0 +1,121 @@
+import useBillingState, {
+  BillingState,
+  ProStatus,
+} from '@/app/hooks/useBillingState'
+import { useMainStore } from '@/app/store/useMainStore'
+
+interface SubscriptionStatusWidgetProps {
+  wordsUsed?: number
+  navExpanded?: boolean
+}
+
+const FREE_TIER_WORD_LIMIT = 5000
+
+export function SubscriptionStatusWidget({
+  wordsUsed = 1000,
+  navExpanded = true,
+}: SubscriptionStatusWidgetProps) {
+  const billingState = useBillingState()
+  const { setCurrentPage, setSettingsPage } = useMainStore()
+
+  const handleUpgradeClick = () => {
+    setCurrentPage('settings')
+    setSettingsPage('pricing-billing')
+  }
+
+  // Common styles
+  const cardClassName =
+    'w-full bg-white rounded-2xl border-2 border-neutral-100 shadow-sm p-2 space-y-1.5'
+  const progressBarContainerClassName =
+    'w-full h-1.5 bg-neutral-200 rounded-full overflow-hidden'
+  const progressBarFillClassName =
+    'h-full transition-all duration-300 bg-gradient-to-r'
+  const buttonBaseClassName =
+    'w-full text-white px-4 py-2.5 rounded-md text-sm font-semibold hover:bg-gray-800 cursor-pointer transition-colors mt-4'
+
+  // Hide widget when sidebar is collapsed
+  if (!navExpanded) {
+    return null
+  }
+
+  // Hide widget for active Pro subscribers
+  if (billingState.proStatus === ProStatus.ACTIVE_PRO) {
+    return null
+  }
+
+  // Show trial status if user is on free trial
+  if (billingState.proStatus === ProStatus.FREE_TRIAL) {
+    const daysUsed = billingState.trialDays - billingState.daysLeft
+    const trialDays = billingState.trialDays || 1
+    const trialPercentage = Math.min(100, (daysUsed / trialDays) * 100)
+
+    return (
+      <div className={cardClassName}>
+        {/* Header */}
+        <div className="text-sm font-bold">Pro Trial Active</div>
+
+        {/* Progress bar */}
+        <div className={progressBarContainerClassName}>
+          <div
+            className={`${progressBarFillClassName} from-purple-500 to-pink-500`}
+            style={{ width: `${trialPercentage}%` }}
+          />
+        </div>
+
+        {/* Days remaining */}
+        <div className="text-xs">
+          {billingState.daysLeft} day{billingState.daysLeft !== 1 ? 's' : ''}{' '}
+          left on <span className="font-medium">Ito Pro</span>
+        </div>
+
+        {/* Upgrade button */}
+        <button
+          className={`${buttonBaseClassName} bg-gray-900`}
+          onClick={handleUpgradeClick}
+        >
+          Upgrade Now
+        </button>
+      </div>
+    )
+  }
+
+  // Show free tier status (Ito Starter)
+  const totalWords = FREE_TIER_WORD_LIMIT
+  const usagePercentage = Math.min(100, (wordsUsed / totalWords) * 100)
+
+  return (
+    <div className={cardClassName}>
+      {/* Header */}
+      <div className="text-xs text-neutral-500">Your plan</div>
+      <div className="text-lg font-bold">Ito Starter</div>
+
+      {/* Progress bar */}
+      <div className={progressBarContainerClassName}>
+        <div
+          className={`${progressBarFillClassName} from-blue-500 via-purple-500 to-pink-500`}
+          style={{ width: `${usagePercentage}%` }}
+        />
+      </div>
+
+      {/* Usage text */}
+      <div className="text-xs">
+        You've used{' '}
+        <span className="font-medium">
+          {wordsUsed.toLocaleString()} of {totalWords.toLocaleString()}
+        </span>{' '}
+        words this week
+      </div>
+
+      {/* Upgrade button */}
+      <button
+        className={`${buttonBaseClassName} bg-gray-900 flex items-center justify-center gap-2`}
+        onClick={handleUpgradeClick}
+      >
+        <span>Get Ito</span>
+        <span className="bg-white text-gray-900 px-2 py-0.5 rounded font-bold text-xs">
+          PRO
+        </span>
+      </button>
+    </div>
+  )
+}