diff --git a/core/designsystem/src/main/java/com/suwiki/core/designsystem/component/card/SuwikiClassReviewCard.kt b/core/designsystem/src/main/java/com/suwiki/core/designsystem/component/card/SuwikiClassReviewCard.kt
index aae278214..b35ba8de5 100644
--- a/core/designsystem/src/main/java/com/suwiki/core/designsystem/component/card/SuwikiClassReviewCard.kt
+++ b/core/designsystem/src/main/java/com/suwiki/core/designsystem/component/card/SuwikiClassReviewCard.kt
@@ -24,6 +24,7 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.style.TextOverflow
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
@@ -92,7 +93,7 @@ fun SuwikiClassReviewCard(
             .padding(vertical = 3.dp),
         )
         Text(
-          text = professor,
+          text = if (professor == "null") stringResource(id = com.suwiki.core.ui.R.string.word_none) else professor,
           style = SuwikiTheme.typography.body7,
           color = Gray6A,
         )
diff --git a/core/ui/src/main/java/com/suwiki/core/ui/util/Consts.kt b/core/ui/src/main/java/com/suwiki/core/ui/util/Consts.kt
index be909d0c0..5fb095914 100644
--- a/core/ui/src/main/java/com/suwiki/core/ui/util/Consts.kt
+++ b/core/ui/src/main/java/com/suwiki/core/ui/util/Consts.kt
@@ -5,6 +5,7 @@ const val ASK_SITE = "https://alike-pump-ae3.notion.site/SUWIKI-2cd58468e90b404f
 const val FEEDBACK_SITE = "https://forms.gle/tZByKoN6rJCysvNz6"
 const val TERMS_SITE = "https://sites.google.com/view/suwiki-policy-terms/"
 const val PRIVACY_POLICY_SITE = "https://sites.google.com/view/suwiki-policy-privacy"
+const val PLAY_STORE_SITE = "https://play.google.com/store/apps/details?id=com.kunize.uswtimetable&hl=ko-KR"
 
 object REGEX {
   val ID = """^[A-Za-z0-9]{6,20}$""".toRegex()
diff --git a/data/notice/src/main/java/com/suwiki/data/notice/datasource/RemoteNoticeDataSource.kt b/data/notice/src/main/java/com/suwiki/data/notice/datasource/RemoteNoticeDataSource.kt
index 5283a80f0..3bd2fbbec 100644
--- a/data/notice/src/main/java/com/suwiki/data/notice/datasource/RemoteNoticeDataSource.kt
+++ b/data/notice/src/main/java/com/suwiki/data/notice/datasource/RemoteNoticeDataSource.kt
@@ -8,4 +8,8 @@ interface RemoteNoticeDataSource {
   suspend fun getNoticeList(page: Int): List<Notice>
 
   suspend fun getNoticeDetail(id: Long): NoticeDetail
+
+  suspend fun checkUpdateMandatory(
+    versionCode: Long,
+  ): Boolean
 }
diff --git a/data/notice/src/main/java/com/suwiki/data/notice/repository/NoticeRepositoryImpl.kt b/data/notice/src/main/java/com/suwiki/data/notice/repository/NoticeRepositoryImpl.kt
index 7168fea68..aaa221571 100644
--- a/data/notice/src/main/java/com/suwiki/data/notice/repository/NoticeRepositoryImpl.kt
+++ b/data/notice/src/main/java/com/suwiki/data/notice/repository/NoticeRepositoryImpl.kt
@@ -16,4 +16,8 @@ class NoticeRepositoryImpl @Inject constructor(
   override suspend fun getNoticeDetail(id: Long): NoticeDetail {
     return remoteNoticeDataSource.getNoticeDetail(id)
   }
+
+  override suspend fun checkUpdateMandatory(versionCode: Long): Boolean {
+    return remoteNoticeDataSource.checkUpdateMandatory(versionCode)
+  }
 }
diff --git a/domain/notice/src/main/java/com/suwiki/domain/notice/repository/NoticeRepository.kt b/domain/notice/src/main/java/com/suwiki/domain/notice/repository/NoticeRepository.kt
index 37b8d6e94..8d6930315 100644
--- a/domain/notice/src/main/java/com/suwiki/domain/notice/repository/NoticeRepository.kt
+++ b/domain/notice/src/main/java/com/suwiki/domain/notice/repository/NoticeRepository.kt
@@ -8,4 +8,8 @@ interface NoticeRepository {
   suspend fun getNoticeList(page: Int): List<Notice>
 
   suspend fun getNoticeDetail(id: Long): NoticeDetail
+
+  suspend fun checkUpdateMandatory(
+    versionCode: Long,
+  ): Boolean
 }
diff --git a/domain/notice/src/main/java/com/suwiki/domain/notice/usecase/CheckUpdateMandatoryUseCase.kt b/domain/notice/src/main/java/com/suwiki/domain/notice/usecase/CheckUpdateMandatoryUseCase.kt
new file mode 100644
index 000000000..4be9715ee
--- /dev/null
+++ b/domain/notice/src/main/java/com/suwiki/domain/notice/usecase/CheckUpdateMandatoryUseCase.kt
@@ -0,0 +1,13 @@
+package com.suwiki.domain.notice.usecase
+
+import com.suwiki.core.common.runCatchingIgnoreCancelled
+import com.suwiki.domain.notice.repository.NoticeRepository
+import javax.inject.Inject
+
+class CheckUpdateMandatoryUseCase @Inject constructor(
+  private val noticeRepository: NoticeRepository,
+) {
+  suspend operator fun invoke(versionCode: Long): Result<Boolean> = runCatchingIgnoreCancelled {
+    noticeRepository.checkUpdateMandatory(versionCode)
+  }
+}
diff --git a/feature/lectureevaluation/viewerreporter/src/main/java/com/suwiki/feature/lectureevaluation/viewerreporter/detail/component/StatisticsContainer.kt b/feature/lectureevaluation/viewerreporter/src/main/java/com/suwiki/feature/lectureevaluation/viewerreporter/detail/component/StatisticsContainer.kt
index 7230467a9..19b65a04a 100644
--- a/feature/lectureevaluation/viewerreporter/src/main/java/com/suwiki/feature/lectureevaluation/viewerreporter/detail/component/StatisticsContainer.kt
+++ b/feature/lectureevaluation/viewerreporter/src/main/java/com/suwiki/feature/lectureevaluation/viewerreporter/detail/component/StatisticsContainer.kt
@@ -87,7 +87,7 @@ fun SuwikiReviewStatisticsContainer(
           .padding(vertical = 3.dp),
       )
       Text(
-        text = data.info.professor,
+        text = if (data.info.professor == "null") stringResource(id = com.suwiki.core.ui.R.string.word_none) else data.info.professor,
         style = SuwikiTheme.typography.body7,
         color = Gray6A,
       )
diff --git a/feature/navigator/build.gradle.kts b/feature/navigator/build.gradle.kts
index 255dbe957..1d628f261 100644
--- a/feature/navigator/build.gradle.kts
+++ b/feature/navigator/build.gradle.kts
@@ -8,6 +8,8 @@ android {
 }
 
 dependencies {
+  implementation(projects.domain.notice)
+
   implementation(projects.feature.lectureevaluation.editor)
   implementation(projects.feature.lectureevaluation.my)
   implementation(projects.feature.lectureevaluation.viewerreporter)
diff --git a/feature/navigator/src/main/java/com/suwiki/feature/navigator/MainContract.kt b/feature/navigator/src/main/java/com/suwiki/feature/navigator/MainContract.kt
index 375ef831d..ad9d0b035 100644
--- a/feature/navigator/src/main/java/com/suwiki/feature/navigator/MainContract.kt
+++ b/feature/navigator/src/main/java/com/suwiki/feature/navigator/MainContract.kt
@@ -4,6 +4,9 @@ data class MainState(
   val toastMessage: String = "",
   val toastVisible: Boolean = false,
   val showNetworkErrorDialog: Boolean = false,
+  val showUpdateMandatoryDialog: Boolean = false,
 )
 
-sealed interface MainSideEffect
+sealed interface MainSideEffect {
+  data object OpenPlayStoreSite : MainSideEffect
+}
diff --git a/feature/navigator/src/main/java/com/suwiki/feature/navigator/MainScreen.kt b/feature/navigator/src/main/java/com/suwiki/feature/navigator/MainScreen.kt
index ddf1ddb15..1495abe69 100644
--- a/feature/navigator/src/main/java/com/suwiki/feature/navigator/MainScreen.kt
+++ b/feature/navigator/src/main/java/com/suwiki/feature/navigator/MainScreen.kt
@@ -18,8 +18,11 @@ import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material3.Icon
 import androidx.compose.material3.Scaffold
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalUriHandler
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.IntOffset
@@ -33,6 +36,8 @@ import com.suwiki.core.designsystem.theme.GrayDA
 import com.suwiki.core.designsystem.theme.Primary
 import com.suwiki.core.designsystem.theme.White
 import com.suwiki.core.ui.extension.suwikiClickable
+import com.suwiki.core.ui.extension.versionCode
+import com.suwiki.core.ui.util.PLAY_STORE_SITE
 import com.suwiki.feature.lectureevaluation.editor.navigation.myEvaluationEditNavGraph
 import com.suwiki.feature.lectureevaluation.my.navigation.myEvaluationNavGraph
 import com.suwiki.feature.lectureevaluation.viewerreporter.navigation.lectureEvaluationNavGraph
@@ -46,6 +51,7 @@ import com.suwiki.feature.timetable.navigation.timetableNavGraph
 import kotlinx.collections.immutable.ImmutableList
 import kotlinx.collections.immutable.toImmutableList
 import org.orbitmvi.orbit.compose.collectAsState
+import org.orbitmvi.orbit.compose.collectSideEffect
 
 @Composable
 internal fun MainScreen(
@@ -54,6 +60,17 @@ internal fun MainScreen(
   navigator: MainNavigator = rememberMainNavigator(),
 ) {
   val uiState = viewModel.collectAsState().value
+  val uriHandler = LocalUriHandler.current
+  val context = LocalContext.current
+  viewModel.collectSideEffect { sideEffect ->
+    when (sideEffect) {
+      MainSideEffect.OpenPlayStoreSite -> uriHandler.openUri(PLAY_STORE_SITE)
+    }
+  }
+
+  LaunchedEffect(key1 = Unit) {
+    viewModel.checkUpdateMandatory(context.versionCode)
+  }
 
   Scaffold(
     modifier = modifier,
@@ -156,14 +173,24 @@ internal fun MainScreen(
 
       if (uiState.showNetworkErrorDialog) {
         SuwikiDialog(
-          headerText = stringResource(com.suwiki.feature.navigator.R.string.dialog_network_header),
-          bodyText = stringResource(com.suwiki.feature.navigator.R.string.dialog_network_body),
+          headerText = stringResource(R.string.dialog_network_header),
+          bodyText = stringResource(R.string.dialog_network_body),
           confirmButtonText = stringResource(id = com.suwiki.core.ui.R.string.word_confirm),
           onDismissRequest = viewModel::hideNetworkErrorDialog,
           onClickConfirm = viewModel::hideNetworkErrorDialog,
         )
       }
 
+      if (uiState.showUpdateMandatoryDialog) {
+        SuwikiDialog(
+          headerText = stringResource(R.string.dialog_update_mandatory_header),
+          bodyText = stringResource(R.string.dialog_update_mandatory_body),
+          confirmButtonText = stringResource(id = com.suwiki.core.ui.R.string.word_confirm),
+          onDismissRequest = {},
+          onClickConfirm = viewModel::openPlayStoreSite,
+        )
+      }
+
       SuwikiToast(
         visible = uiState.toastVisible,
         message = uiState.toastMessage,
diff --git a/feature/navigator/src/main/java/com/suwiki/feature/navigator/MainViewModel.kt b/feature/navigator/src/main/java/com/suwiki/feature/navigator/MainViewModel.kt
index f5b820d1b..c7a93d5d3 100644
--- a/feature/navigator/src/main/java/com/suwiki/feature/navigator/MainViewModel.kt
+++ b/feature/navigator/src/main/java/com/suwiki/feature/navigator/MainViewModel.kt
@@ -4,6 +4,7 @@ import androidx.lifecycle.ViewModel
 import com.suwiki.core.android.recordException
 import com.suwiki.core.model.exception.NetworkException
 import com.suwiki.core.model.exception.UnknownException
+import com.suwiki.domain.notice.usecase.CheckUpdateMandatoryUseCase
 import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.sync.Mutex
@@ -11,16 +12,31 @@ import kotlinx.coroutines.sync.withLock
 import org.orbitmvi.orbit.Container
 import org.orbitmvi.orbit.ContainerHost
 import org.orbitmvi.orbit.syntax.simple.intent
+import org.orbitmvi.orbit.syntax.simple.postSideEffect
 import org.orbitmvi.orbit.syntax.simple.reduce
 import org.orbitmvi.orbit.viewmodel.container
 import java.net.ConnectException
 import javax.inject.Inject
 
 @HiltViewModel
-class MainViewModel @Inject constructor() : ContainerHost<MainState, MainSideEffect>, ViewModel() {
+class MainViewModel @Inject constructor(
+  private val checkUpdateMandatoryUseCase: CheckUpdateMandatoryUseCase,
+) : ContainerHost<MainState, MainSideEffect>, ViewModel() {
   override val container: Container<MainState, MainSideEffect> = container(MainState())
 
   private val mutex = Mutex()
+  private var isFirstVisit: Boolean = true
+
+  fun checkUpdateMandatory(versionCode: Long) = intent {
+    if (isFirstVisit.not()) return@intent
+    checkUpdateMandatoryUseCase(versionCode)
+      .onSuccess { updateMandatory ->
+        reduce { state.copy(showUpdateMandatoryDialog = updateMandatory) }
+      }
+    isFirstVisit = true
+  }
+
+  fun openPlayStoreSite() = intent { postSideEffect(MainSideEffect.OpenPlayStoreSite) }
 
   fun onShowToast(msg: String) = intent {
     mutex.withLock {
diff --git a/feature/navigator/src/main/res/values/strings.xml b/feature/navigator/src/main/res/values/strings.xml
index 9a477b064..398d47ee1 100644
--- a/feature/navigator/src/main/res/values/strings.xml
+++ b/feature/navigator/src/main/res/values/strings.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
   <string name="app_name">SUWIKI</string>
-    <string name="dialog_network_header">네트워크에 문제가 있어요.</string>
+  <string name="dialog_network_header">네트워크에 문제가 있어요.</string>
   <string name="dialog_network_body">네트워크 연결 상태 또는 수위키 서버에 문제가 있어요. 문제가 지속된다면 내 정보 -> 문의하기를 통해 연락 주세요.</string>
+  <string name="dialog_update_mandatory_header">수위키 업데이트</string>
+  <string name="dialog_update_mandatory_body">원활한 서비스를 위해 업데이트를 진행해야 합니다. 확인을 누르면 앱 스토어로 이동합니다.</string>
 </resources>
diff --git a/remote/notice/src/main/java/com/suwiki/remote/notice/api/NoticeApi.kt b/remote/notice/src/main/java/com/suwiki/remote/notice/api/NoticeApi.kt
index 20b6e0be3..21fdaff4b 100644
--- a/remote/notice/src/main/java/com/suwiki/remote/notice/api/NoticeApi.kt
+++ b/remote/notice/src/main/java/com/suwiki/remote/notice/api/NoticeApi.kt
@@ -4,6 +4,7 @@ import com.suwiki.core.network.retrofit.ApiResult
 import com.suwiki.remote.notice.response.DataResponse
 import com.suwiki.remote.notice.response.NoticeDetailResponse
 import com.suwiki.remote.notice.response.NoticeResponse
+import com.suwiki.remote.notice.response.UpdateMandatoryResponse
 import retrofit2.http.GET
 import retrofit2.http.Query
 
@@ -25,4 +26,10 @@ interface NoticeApi {
   suspend fun getNotice(
     @Query(QUERY_NOTICE_ID) id: Long,
   ): ApiResult<DataResponse<NoticeDetailResponse>>
+
+  @GET("/client/version/update-mandatory")
+  suspend fun checkUpdateMandatory(
+    @Query("os") os: String = "android",
+    @Query("versionCode") versionCode: Long,
+  ): ApiResult<UpdateMandatoryResponse>
 }
diff --git a/remote/notice/src/main/java/com/suwiki/remote/notice/datasource/RemoteNoticeDataSourceImpl.kt b/remote/notice/src/main/java/com/suwiki/remote/notice/datasource/RemoteNoticeDataSourceImpl.kt
index bc0314450..aac43cd1d 100644
--- a/remote/notice/src/main/java/com/suwiki/remote/notice/datasource/RemoteNoticeDataSourceImpl.kt
+++ b/remote/notice/src/main/java/com/suwiki/remote/notice/datasource/RemoteNoticeDataSourceImpl.kt
@@ -18,4 +18,8 @@ class RemoteNoticeDataSourceImpl @Inject constructor(
   override suspend fun getNoticeDetail(id: Long): NoticeDetail {
     return noticeApi.getNotice(id).getOrThrow().data.toModel()
   }
+
+  override suspend fun checkUpdateMandatory(versionCode: Long): Boolean {
+    return noticeApi.checkUpdateMandatory(versionCode = versionCode).getOrThrow().isUpdateMandatory
+  }
 }
diff --git a/remote/notice/src/main/java/com/suwiki/remote/notice/response/UpdateMandatoryResponse.kt b/remote/notice/src/main/java/com/suwiki/remote/notice/response/UpdateMandatoryResponse.kt
new file mode 100644
index 000000000..71baccb44
--- /dev/null
+++ b/remote/notice/src/main/java/com/suwiki/remote/notice/response/UpdateMandatoryResponse.kt
@@ -0,0 +1,8 @@
+package com.suwiki.remote.notice.response
+
+import kotlinx.serialization.Serializable
+
+@Serializable
+data class UpdateMandatoryResponse(
+  val isUpdateMandatory: Boolean,
+)