diff --git a/App.tsx b/App.tsx
index cca693d..84362b4 100644
--- a/App.tsx
+++ b/App.tsx
@@ -17,6 +17,7 @@ import axios, { AxiosResponse } from 'axios';
 import { getStorage } from '~/assets/util/storage';
 import { TOKEN_STORAGE_KEY } from '~/assets/util/constants';
 import { CustomResponse } from 'types/modules';
+import { TokenObservers } from '~/observers/token';
 
 //
 if (__DEV__) {
@@ -68,6 +69,7 @@ export default function App() {
           <RecoilRoot>
             <NavigationContainer ref={navigationRef}>
               <RootNavigator />
+              <TokenObservers />
               <AppStateComponent />
               <SimpleSnackbarUI.Portal />
             </NavigationContainer>
diff --git a/app/api/login.ts b/app/api/login.ts
index 378c871..3145415 100644
--- a/app/api/login.ts
+++ b/app/api/login.ts
@@ -1,5 +1,7 @@
 import axios from 'axios';
 import { Envelope, SocialLoginRoute } from 'types/common';
+import { REFRESH_TOKEN_KEY } from '~/assets/util/constants';
+import { getStorage } from '~/assets/util/storage';
 
 interface TokenParams {
   id_token: string;
@@ -21,3 +23,31 @@ export const postLogin = async (
   // TODO: 사실 이 부분은 api가 통합되어야 할 듯 => 수정될 것 같음
   return axios.post(`/login/${route}`, params);
 };
+
+// WIP 에러코드랑 토큰 보내느 형식 다시 맞춰야할듯
+let cached = null;
+let lastCall = 0;
+const maxAge = 1000; // 캐시 유지 기간 (밀리초)
+
+export const refreshTokenAPI = async () => {
+  const now = Date.now();
+
+  if (cached !== null && now - lastCall < maxAge) {
+    return cached; // 캐시된 결과 반환
+  }
+
+  lastCall = now; // 호출 시간 업데이트
+
+  try {
+    const response = await axios.post(`/user/reToken`, {
+      refresh: await getStorage(REFRESH_TOKEN_KEY),
+    });
+    cached = response.data; // 응답 캐시
+    return cached;
+  } catch (error) {
+    cached = null; // 오류 발생 시 캐시 초기화
+    // 리프레시 토큰 만료 처리 로직
+
+    // 리프레시 토큰도 만료됨으로써 로그인페이지로 리다이렉트 처리해야함
+  }
+};
diff --git a/app/api/user.ts b/app/api/user.ts
index a540d88..c6bd9c4 100644
--- a/app/api/user.ts
+++ b/app/api/user.ts
@@ -1,5 +1,6 @@
 import axios from 'axios';
 
 export const getUserInfoAPI = async () => {
+  console.log('## 동작?');
   return await axios.get('/user');
 };
diff --git a/app/assets/util/constants.ts b/app/assets/util/constants.ts
index cbb08aa..d4596e0 100644
--- a/app/assets/util/constants.ts
+++ b/app/assets/util/constants.ts
@@ -14,3 +14,4 @@ export const sortOptions: SortType[] = [
 ];
 
 export const TOKEN_STORAGE_KEY = 'NT-AUTH-TOKEN';
+export const REFRESH_TOKEN_KEY = 'NT-REFRESH-TOKEN';
diff --git a/app/hooks/map/index.tsx b/app/hooks/map/index.tsx
index 528c3b6..09fe777 100644
--- a/app/hooks/map/index.tsx
+++ b/app/hooks/map/index.tsx
@@ -21,7 +21,6 @@ export function useMapTrade() {
     defaultCenterPosition || userPosition,
   );
 
-  console.log('@@@@@@@@@@@Zoom', centerMapInfo);
   const [mapCenter, setMapCenter] = useState(
     defaultCenterPosition || userPosition,
   );
diff --git a/app/hooks/user/index.tsx b/app/hooks/user/index.tsx
index 569cd35..0145358 100644
--- a/app/hooks/user/index.tsx
+++ b/app/hooks/user/index.tsx
@@ -2,10 +2,13 @@ import { getUserInfoAPI } from 'api/user';
 import { useQuery } from '@tanstack/react-query';
 import { userKeys } from '../../key/user';
 
-export function useUser() {
+export function useUser(token: string) {
+  console.log('@@ token', token);
+
   const userInfo = useQuery({
     queryKey: userKeys.info(),
     queryFn: getUserInfoAPI,
+    enabled: !!token,
   });
 
   return userInfo;
diff --git a/app/observers/app-state.tsx b/app/observers/app-state.tsx
index fee97c1..48a4872 100644
--- a/app/observers/app-state.tsx
+++ b/app/observers/app-state.tsx
@@ -1,12 +1,14 @@
 import { useEffect, useRef } from 'react';
 import { AppState } from 'react-native';
-import { useSetRecoilState } from 'recoil';
+import { useRecoilValue, useSetRecoilState } from 'recoil';
 import { userAppState } from '~/state/app';
 
 export const AppStateComponent = () => {
   const appState = useRef(AppState.currentState);
   const setUserAppState = useSetRecoilState(userAppState);
-  console.log('@ 현재 상태 appState:', appState);
+  const State = useRecoilValue(userAppState);
+
+  console.log('@ 현재 상태 appState:', State);
 
   useEffect(() => {
     // 사용자가 앱의 상태가 변경 되었을 경우 실행이 된다.
@@ -25,7 +27,7 @@ export const AppStateComponent = () => {
   }, []);
 
   const handleAppState = (nextAppState: any) => {
-    // console.log('@ appState.current ::: ', appState.current);
+    console.log('@ appState.current ::: ', appState.current);
 
     // 앱 활성화
     if (
diff --git a/app/observers/token.tsx b/app/observers/token.tsx
new file mode 100644
index 0000000..ac84ebf
--- /dev/null
+++ b/app/observers/token.tsx
@@ -0,0 +1,24 @@
+import AsyncStorage from '@react-native-async-storage/async-storage';
+import { useEffect } from 'react';
+import { useRecoilValue } from 'recoil';
+import { TOKEN_STORAGE_KEY } from '~/assets/util/constants';
+import { getStorage } from '~/assets/util/storage';
+import { userAppState } from '~/state/app';
+import { navigationRef } from '~/../RootNavigation';
+import { refreshTokenAPI } from '~/api/login';
+
+export const TokenObservers = () => {
+  const appState = useRecoilValue(userAppState);
+
+  useEffect(() => {
+    // 이미 로그인 했을 때(토큰이 저장되어 있을 때)
+    getStorage(TOKEN_STORAGE_KEY).then((data) => {
+      if (data && appState == 'active') {
+        console.log('@@ TokenObservers', data);
+        // navigationRef.current.navigate('MainScreen');
+      }
+    });
+  }, [appState]);
+
+  return null;
+};
diff --git a/app/screens/index.tsx b/app/screens/index.tsx
index 319f8f4..5eb619a 100644
--- a/app/screens/index.tsx
+++ b/app/screens/index.tsx
@@ -21,6 +21,7 @@ import { SocialLoginRoute } from 'types/common';
 import { useUser } from 'hooks/user';
 import { RootStackParamList } from './stack';
 import { NativeStackScreenProps } from '@react-navigation/native-stack';
+import { useFocusEffect } from '@react-navigation/native';
 
 const naverLoginKeys = {
   consumerKey: 'vnH89uX9Nczv8vOeXfQw', // 이거 필요한건가?
@@ -86,24 +87,25 @@ type Props = NativeStackScreenProps<RootStackParamList, 'RootScreen'>;
 
 const RootScreen = ({ navigation }: Props) => {
   const [serviceToken, setSeviceToken] = useState<string>(); // 우리 서버에서 로그인 되고 나면 저장하려고 했음
-  const userInfo = useUser();
+  const userInfo = useUser(serviceToken);
 
-  console.log('@@@ userInfo', userInfo.data);
   const setToken = (token?: string) => {
     if (!token) return;
     setSeviceToken(token);
     setStorage(TOKEN_STORAGE_KEY, token);
+    console.log('@@ 토큰 저장 잘 하나', token, serviceToken);
   };
 
   useEffect(() => {
     if (!serviceToken) {
       getStorage(TOKEN_STORAGE_KEY).then((data) => {
+        console.log('@@ user', data);
+
         if (!data) return;
         setSeviceToken(data);
       });
       return;
     }
-    console.log('user', userInfo);
     // 1. serviceToken으로 user 정보 불러옴 (react query)
     // 2-1. 선택한 학교가 없으면 학교 선택 페이지로 이동
     // navigation.navigate('UniversityScreen');
@@ -142,6 +144,14 @@ const RootScreen = ({ navigation }: Props) => {
           <Pressable onPress={() => navigation.navigate('MainScreen')}>
             <LaterLogin>나중에 로그인하기</LaterLogin>
           </Pressable>
+          <Pressable
+            onPress={() => {
+              console.log('@@ 토큰저장');
+              setStorage(TOKEN_STORAGE_KEY, 'TEST');
+            }}
+          >
+            <LaterLogin>토큰 설정하기</LaterLogin>
+          </Pressable>
         </SocialLoginWrap>
       </Container>
     </SafeAreaView>
diff --git a/axiosConfig.ts b/axiosConfig.ts
index c41dd81..4692524 100644
--- a/axiosConfig.ts
+++ b/axiosConfig.ts
@@ -20,7 +20,7 @@ export const AxiosConfig = () => {
   );
 
   axios.interceptors.response.use((response: AxiosResponse<CustomResponse>) => {
-    console.log('@@ AXIOS RESPONSE 123', response);
+    // console.log('@@ AXIOS RESPONSE 123', response);
     return response.data.data;
   });
 
diff --git a/package.json b/package.json
index ba57e30..a32b201 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,10 @@
     "axios": "^1.5.0",
     "babel-plugin-module-resolver": "^5.0.0",
     "jwt-decode": "^4.0.0",
+    "mem": "^10.0.0",
+    "memoize": "^10.0.0",
     "moment": "^2.29.4",
+    "p-memoize": "^7.1.1",
     "patch-package": "^7.0.0",
     "postinstall-postinstall": "^2.1.0",
     "react": "18.2.0",
diff --git a/yarn.lock b/yarn.lock
index d1417fe..497d1f2 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10295,6 +10295,13 @@ makeerror@1.0.12:
   dependencies:
     tmpl "1.0.5"
 
+map-age-cleaner@^0.1.3:
+  version "0.1.3"
+  resolved "https://registry.yarnpkg.com/map-age-cleaner/-/map-age-cleaner-0.1.3.tgz#7d583a7306434c055fe474b0f45078e6e1b4b92a"
+  integrity sha512-bJzx6nMoP6PDLPBFmg7+xRKeFZvFboMrGlxmNj9ClvX53KrmvM5bXFXEWjbz4cz1AFn+jWJ9z/DJSz7hrs0w3w==
+  dependencies:
+    p-defer "^1.0.0"
+
 map-cache@^0.2.2:
   version "0.2.2"
   resolved "https://registry.yarnpkg.com/map-cache/-/map-cache-0.2.2.tgz#c32abd0bd6525d9b051645bb4f26ac5dc98a0dbf"
@@ -10389,6 +10396,14 @@ media-typer@0.3.0:
   resolved "https://registry.yarnpkg.com/media-typer/-/media-typer-0.3.0.tgz#8710d7af0aa626f8fffa1ce00168545263255748"
   integrity sha512-dq+qelQ9akHpcOl/gUVRTxVIOkAJ1wR3QAvb4RsVjS8oVoFjDGTc679wJYmUmknUF5HwMLOgb5O+a3KxfWapPQ==
 
+mem@^10.0.0:
+  version "10.0.0"
+  resolved "https://registry.yarnpkg.com/mem/-/mem-10.0.0.tgz#08348356ec2c62148d788f07f2e781dea68524cd"
+  integrity sha512-ucHuGY0h9IKre1NAf8iRyBQhlmuISr0zEOHuLc7szfkUWiaVzuG1g7piPkVl4rVj362pjxsqiOANtDdI7mv86A==
+  dependencies:
+    map-age-cleaner "^0.1.3"
+    mimic-fn "^4.0.0"
+
 memfs@^3.1.2:
   version "3.6.0"
   resolved "https://registry.yarnpkg.com/memfs/-/memfs-3.6.0.tgz#d7a2110f86f79dd950a8b6df6d57bc984aa185f6"
@@ -10406,6 +10421,13 @@ memoize-one@^6.0.0:
   resolved "https://registry.yarnpkg.com/memoize-one/-/memoize-one-6.0.0.tgz#b2591b871ed82948aee4727dc6abceeeac8c1045"
   integrity sha512-rkpe71W0N0c0Xz6QD0eJETuWAJGnJ9afsl1srmwPrI+yBCkge5EycXXbYRyvL29zZVUWQCY7InPRCv3GDXuZNw==
 
+memoize@^10.0.0:
+  version "10.0.0"
+  resolved "https://registry.yarnpkg.com/memoize/-/memoize-10.0.0.tgz#43fa66b2022363c7c50cf5dfab732a808a3d7147"
+  integrity sha512-H6cBLgsi6vMWOcCpvVCdFFnl3kerEXbrYh9q+lY6VXvQSmM6CkmV08VOwT+WE2tzIEqRPFfAq3fm4v/UIW6mSA==
+  dependencies:
+    mimic-function "^5.0.0"
+
 memoizerific@^1.11.3:
   version "1.11.3"
   resolved "https://registry.yarnpkg.com/memoizerific/-/memoizerific-1.11.3.tgz#7c87a4646444c32d75438570905f2dbd1b1a805a"
@@ -10968,6 +10990,16 @@ mimic-fn@^2.1.0:
   resolved "https://registry.yarnpkg.com/mimic-fn/-/mimic-fn-2.1.0.tgz#7ed2c2ccccaf84d3ffcb7a69b57711fc2083401b"
   integrity sha512-OqbOk5oEQeAZ8WXWydlu9HJjz9WVdEIvamMCcXmuqUYjTknH/sqsWvhQ3vgwKFRR1HpjvNBKQ37nbJgYzGqGcg==
 
+mimic-fn@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/mimic-fn/-/mimic-fn-4.0.0.tgz#60a90550d5cb0b239cca65d893b1a53b29871ecc"
+  integrity sha512-vqiC06CuhBTUdZH+RYl8sFrL096vA45Ok5ISO6sE/Mr1jRbGH4Csnhi8f3wKVl7x8mO4Au7Ir9D3Oyv1VYMFJw==
+
+mimic-function@^5.0.0:
+  version "5.0.1"
+  resolved "https://registry.yarnpkg.com/mimic-function/-/mimic-function-5.0.1.tgz#acbe2b3349f99b9deaca7fb70e48b83e94e67076"
+  integrity sha512-VP79XUPxV2CigYP3jWwAUFSku2aKqBH7uTAapFWCBqutsbmDo96KY5o8uh6U+/YSIn5OxJnXp73beVkpqMIGhA==
+
 mimic-response@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/mimic-response/-/mimic-response-1.0.1.tgz#4923538878eef42063cb8a3e3b0798781487ab1b"
@@ -11631,6 +11663,11 @@ p-cancelable@^2.0.0:
   resolved "https://registry.yarnpkg.com/p-cancelable/-/p-cancelable-2.1.1.tgz#aab7fbd416582fa32a3db49859c122487c5ed2cf"
   integrity sha512-BZOr3nRQHOntUjTrH8+Lh54smKHoHyur8We1V8DSMVrl5A2malOOwuJRnKRDjSnkoeBh4at6BwEnb5I7Jl31wg==
 
+p-defer@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/p-defer/-/p-defer-1.0.0.tgz#9f6eb182f6c9aa8cd743004a7d4f96b196b0fb0c"
+  integrity sha512-wB3wfAxZpk2AzOfUMJNL+d36xothRSyj8EXOa4f6GMqYDN9BJaaSISbsk+wS9abmnebVw95C2Kb5t85UmpCxuw==
+
 p-event@^4.1.0:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/p-event/-/p-event-4.2.0.tgz#af4b049c8acd91ae81083ebd1e6f5cae2044c1b5"
@@ -11704,6 +11741,14 @@ p-map@^4.0.0:
   dependencies:
     aggregate-error "^3.0.0"
 
+p-memoize@^7.1.1:
+  version "7.1.1"
+  resolved "https://registry.yarnpkg.com/p-memoize/-/p-memoize-7.1.1.tgz#53b1d0e6007288f7261cfa11a7603b84c9261bfa"
+  integrity sha512-DZ/bONJILHkQ721hSr/E9wMz5Am/OTJ9P6LhLFo2Tu+jL8044tgc9LwHO8g4PiaYePnlVVRAJcKmgy8J9MVFrA==
+  dependencies:
+    mimic-fn "^4.0.0"
+    type-fest "^3.0.0"
+
 p-timeout@^3.1.0:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/p-timeout/-/p-timeout-3.2.0.tgz#c7e17abc971d2a7962ef83626b35d635acf23dfe"
@@ -14620,6 +14665,11 @@ type-fest@^0.8.1:
   resolved "https://registry.yarnpkg.com/type-fest/-/type-fest-0.8.1.tgz#09e249ebde851d3b1e48d27c105444667f17b83d"
   integrity sha512-4dbzIzqvjtgiM5rw1k5rEHtBANKmdudhGyBEajN01fEyhaAIhsoKNy6y7+IN93IfpFtwY9iqi7kD+xwKhQsNJA==
 
+type-fest@^3.0.0:
+  version "3.13.1"
+  resolved "https://registry.yarnpkg.com/type-fest/-/type-fest-3.13.1.tgz#bb744c1f0678bea7543a2d1ec24e83e68e8c8706"
+  integrity sha512-tLq3bSNx+xSpwvAJnzrK0Ep5CLNWjvFTOp71URMaAEWBfRb9nnJiBoUe0tF8bI4ZFO3omgBR6NvnbzVUT3Ly4g==
+
 type-is@~1.6.18:
   version "1.6.18"
   resolved "https://registry.yarnpkg.com/type-is/-/type-is-1.6.18.tgz#4e552cd05df09467dcbc4ef739de89f2cf37c131"