diff --git a/app/routes/$lang.$codeLanguage.play.tsx b/app/routes/$lang.$codeLanguage.play.tsx
index f3a72cc..276591b 100644
--- a/app/routes/$lang.$codeLanguage.play.tsx
+++ b/app/routes/$lang.$codeLanguage.play.tsx
@@ -23,6 +23,39 @@ type GameState = {
   usedProblemIds: string[]; // IDs of problems that have been used
 };
 
+/**
+ * Get proper display name for code language
+ */
+function getCodeLanguageDisplay(codeLanguage: string): string {
+  const languageMap: Record<string, string> = {
+    javascript: 'JavaScript',
+    python: 'Python',
+    php: 'PHP',
+    ruby: 'Ruby',
+    java: 'Java',
+    dart: 'Dart',
+  };
+  return languageMap[codeLanguage] || codeLanguage;
+}
+
+/**
+ * Meta function to set page title
+ */
+export function meta({ data }: Route.MetaArgs) {
+  if (!data) {
+    return [{ title: 'Bug Sniper' }];
+  }
+
+  const { codeLanguage } = data;
+  const codeLangDisplay = getCodeLanguageDisplay(codeLanguage);
+
+  return [
+    {
+      title: `${codeLangDisplay} | Bug Sniper`,
+    },
+  ];
+}
+
 /**
  * Validate route parameters and redirect if invalid
  */
@@ -145,6 +178,14 @@ export default function Play({ loaderData }: Route.ComponentProps) {
   } | null>(null);
   const [error, setError] = useState<string | null>(null);
 
+  // Update page title with remaining seconds
+  useEffect(() => {
+    if (typeof document !== 'undefined' && !gameEnded) {
+      const codeLangDisplay = getCodeLanguageDisplay(codeLanguage);
+      document.title = `(${gameState.remainingSeconds}s) ${codeLangDisplay} | Bug Sniper`;
+    }
+  }, [gameState.remainingSeconds, codeLanguage, gameEnded]);
+
   // Timer countdown
   useEffect(() => {
     if (gameEnded) return;
diff --git a/app/routes/result.$id.tsx b/app/routes/result.$id.tsx
index a12b330..120afe8 100644
--- a/app/routes/result.$id.tsx
+++ b/app/routes/result.$id.tsx
@@ -21,6 +21,39 @@ type ScoreRecord = {
   llm_feedback: string | null;
 };
 
+/**
+ * Get proper display name for code language
+ */
+function getCodeLanguageDisplay(codeLanguage: string): string {
+  const languageMap: Record<string, string> = {
+    javascript: 'JavaScript',
+    python: 'Python',
+    php: 'PHP',
+    ruby: 'Ruby',
+    java: 'Java',
+    dart: 'Dart',
+  };
+  return languageMap[codeLanguage] || codeLanguage;
+}
+
+/**
+ * Meta function to set page title
+ */
+export function meta({ data }: Route.MetaArgs) {
+  if (!data || !data.score) {
+    return [{ title: 'Result Not Found | Bug Sniper' }];
+  }
+
+  const { score } = data;
+  const codeLangDisplay = getCodeLanguageDisplay(score.code_language);
+
+  return [
+    {
+      title: `${codeLangDisplay} ${score.score}pt | Bug Sniper`,
+    },
+  ];
+}
+
 /**
  * Loader to fetch score data from D1
  */