diff --git a/presentation/src/main/java/com/whyranoid/presentation/reusable/SingleToast.kt b/presentation/src/main/java/com/whyranoid/presentation/reusable/SingleToast.kt
new file mode 100644
index 00000000..1fa83381
--- /dev/null
+++ b/presentation/src/main/java/com/whyranoid/presentation/reusable/SingleToast.kt
@@ -0,0 +1,28 @@
+package com.whyranoid.presentation.reusable
+
+import android.content.Context
+import android.widget.Toast
+
+object SingleToast {
+
+    private const val DEFAULT_DURATION = 2_000L
+    private var lastToastInfo: Pair<String, Long>? = null
+
+    fun show(
+        context: Context,
+        message: String,
+        duration: Int = Toast.LENGTH_SHORT
+    ) {
+        if (lastToastInfo?.first != message) {
+            lastToastInfo = message to System.currentTimeMillis()
+            Toast.makeText(context, message, duration).show()
+        } else {
+            lastToastInfo?.second?.let {lastToastTime ->
+                if (System.currentTimeMillis() - lastToastTime > DEFAULT_DURATION) {
+                    lastToastInfo = message to System.currentTimeMillis()
+                    Toast.makeText(context, message, duration).show()
+                }
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/presentation/src/main/java/com/whyranoid/presentation/screens/challenge/ChallengeDetailScreen.kt b/presentation/src/main/java/com/whyranoid/presentation/screens/challenge/ChallengeDetailScreen.kt
index 0cbdcc21..cd73490f 100644
--- a/presentation/src/main/java/com/whyranoid/presentation/screens/challenge/ChallengeDetailScreen.kt
+++ b/presentation/src/main/java/com/whyranoid/presentation/screens/challenge/ChallengeDetailScreen.kt
@@ -1,6 +1,5 @@
 package com.whyranoid.presentation.screens.challenge
 
-import android.widget.Toast
 import androidx.compose.foundation.Image
 import androidx.compose.foundation.background
 import androidx.compose.foundation.clickable
@@ -45,6 +44,7 @@ import com.whyranoid.presentation.component.ChallengeGoalContent
 import com.whyranoid.presentation.component.UserIcon
 import com.whyranoid.presentation.component.bottomsheet.ChallengeExitModalBottomSheetContainer
 import com.whyranoid.presentation.component.button.WalkiePositiveButton
+import com.whyranoid.presentation.reusable.SingleToast
 import com.whyranoid.presentation.reusable.WalkieCircularProgressIndicator
 import com.whyranoid.presentation.theme.SystemColor
 import com.whyranoid.presentation.theme.WalkieTypography
@@ -75,12 +75,12 @@ fun ChallengeDetailScreen(
     viewModel.collectSideEffect {
         when (it) {
             ChallengeDetailSideEffect.StartChallengeSuccess -> {
-                Toast.makeText(context, "챌린지를 성공적으로 시작하였습니다.", Toast.LENGTH_SHORT).show()
+                SingleToast.show(context, "챌린지를 성공적으로 시작하였습니다.")
                 navController.popBackStack()
             }
 
             ChallengeDetailSideEffect.StartChallengeFailure -> {
-                Toast.makeText(context, "챌린지를 시작할 수 없습니다.", Toast.LENGTH_SHORT).show()
+                SingleToast.show(context, "챌린지를 시작할 수 없습니다.")
             }
         }
     }
diff --git a/presentation/src/main/java/com/whyranoid/presentation/screens/challenge/ChallengeExitScreen.kt b/presentation/src/main/java/com/whyranoid/presentation/screens/challenge/ChallengeExitScreen.kt
index c2638fe1..e3fa1fa6 100644
--- a/presentation/src/main/java/com/whyranoid/presentation/screens/challenge/ChallengeExitScreen.kt
+++ b/presentation/src/main/java/com/whyranoid/presentation/screens/challenge/ChallengeExitScreen.kt
@@ -11,7 +11,7 @@ import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.shape.CircleShape
-import androidx.compose.material.Text
+import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
diff --git a/presentation/src/main/java/com/whyranoid/presentation/screens/community/CommentScreen.kt b/presentation/src/main/java/com/whyranoid/presentation/screens/community/CommentScreen.kt
index fc6c1c97..50e34fa9 100644
--- a/presentation/src/main/java/com/whyranoid/presentation/screens/community/CommentScreen.kt
+++ b/presentation/src/main/java/com/whyranoid/presentation/screens/community/CommentScreen.kt
@@ -1,7 +1,6 @@
 package com.whyranoid.presentation.screens.community
 
 import android.util.Log
-import android.widget.Toast
 import androidx.compose.foundation.background
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.Arrangement
@@ -19,11 +18,11 @@ import androidx.compose.foundation.layout.wrapContentHeight
 import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.foundation.text.BasicTextField
-import androidx.compose.material.CircularProgressIndicator
-import androidx.compose.material.Icon
-import androidx.compose.material.LocalTextStyle
-import androidx.compose.material.Scaffold
-import androidx.compose.material.Text
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.Icon
+import androidx.compose.material3.LocalTextStyle
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.KeyboardArrowLeft
 import androidx.compose.runtime.Composable
@@ -56,6 +55,7 @@ import com.whyranoid.domain.repository.UserRepository
 import com.whyranoid.domain.usecase.GetMyUidUseCase
 import com.whyranoid.domain.usecase.community.SendCommentUseCase
 import com.whyranoid.presentation.component.bar.WalkieTopBar
+import com.whyranoid.presentation.reusable.SingleToast
 import com.whyranoid.presentation.theme.WalkieColor
 import com.whyranoid.presentation.theme.WalkieTheme
 import com.whyranoid.presentation.theme.WalkieTypography
@@ -128,7 +128,7 @@ fun CommentScreen(
                             isProgress = false
                         }.onFailure {
                             isProgress = false
-                            Toast.makeText(context, "댓글 작성에 실패했습니다.", Toast.LENGTH_SHORT).show()
+                            SingleToast.show(context, "댓글 작성에 실패했습니다.")
                         }
                     }
                 },
diff --git a/presentation/src/main/java/com/whyranoid/presentation/screens/mypage/editprofile/EditProfileScreen.kt b/presentation/src/main/java/com/whyranoid/presentation/screens/mypage/editprofile/EditProfileScreen.kt
index 792a4b1b..b13c5701 100644
--- a/presentation/src/main/java/com/whyranoid/presentation/screens/mypage/editprofile/EditProfileScreen.kt
+++ b/presentation/src/main/java/com/whyranoid/presentation/screens/mypage/editprofile/EditProfileScreen.kt
@@ -1,7 +1,6 @@
 package com.whyranoid.presentation.screens.mypage.editprofile
 
 import android.Manifest
-import android.widget.Toast
 import androidx.activity.compose.BackHandler
 import androidx.activity.compose.rememberLauncherForActivityResult
 import androidx.activity.result.contract.ActivityResultContracts
@@ -61,6 +60,7 @@ import com.whyranoid.presentation.R
 import com.whyranoid.presentation.component.button.CircularIconButton
 import com.whyranoid.presentation.component.button.WalkieBottomSheetButton
 import com.whyranoid.presentation.component.button.WalkiePositiveButton
+import com.whyranoid.presentation.reusable.SingleToast
 import com.whyranoid.presentation.reusable.WalkieTextField
 import com.whyranoid.presentation.theme.WalkieTypography
 import com.whyranoid.presentation.util.createImageFile
@@ -215,7 +215,7 @@ fun EditProfileContent(
 
     LaunchedEffect(viewModel.isMyInfoChanged) {
         viewModel.isMyInfoChanged.collectLatest {
-            Toast.makeText(context, "정보가 수정되었습니다.", Toast.LENGTH_SHORT).show()
+            SingleToast.show(context, "정보가 수정되었습니다.")
             popBackStack()
         }
     }
@@ -368,7 +368,7 @@ fun EditProfileContent(
                 if (it.matches(nickNameRegex)) {
                     nickName = it
                 } else {
-                    Toast.makeText(context, "닉네임은 30자 이내로 영문,숫자,마침표,_만 입력해주세요.", Toast.LENGTH_SHORT).show()
+                    SingleToast.show(context, "닉네임은 30자 이내로 영문,숫자,마침표,_만 입력해주세요.")
                 }
             }
         )
diff --git a/presentation/src/main/java/com/whyranoid/presentation/screens/signin/SignInInitialScreen.kt b/presentation/src/main/java/com/whyranoid/presentation/screens/signin/SignInInitialScreen.kt
index e6ff3d22..d8f87602 100644
--- a/presentation/src/main/java/com/whyranoid/presentation/screens/signin/SignInInitialScreen.kt
+++ b/presentation/src/main/java/com/whyranoid/presentation/screens/signin/SignInInitialScreen.kt
@@ -21,7 +21,7 @@ import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material.Scaffold
-import androidx.compose.material.Text
+import androidx.compose.material3.Text
 import androidx.compose.material.rememberScaffoldState
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.rememberCoroutineScope
@@ -41,6 +41,7 @@ import com.google.android.gms.common.api.ApiException
 import com.google.android.gms.tasks.Task
 import com.whyranoid.domain.usecase.RequestLoginUseCase
 import com.whyranoid.presentation.R
+import com.whyranoid.presentation.reusable.SingleToast
 import com.whyranoid.presentation.theme.WalkieTheme
 import com.whyranoid.presentation.theme.WalkieTypography
 import kotlinx.coroutines.launch
@@ -55,6 +56,7 @@ fun SignInInitialScreen(
 ) {
     val scope = rememberCoroutineScope()
     val scaffoldState = rememberScaffoldState()
+    val context = LocalContext.current
 
     val requestLoginUseCase = get<RequestLoginUseCase>()
 
@@ -79,18 +81,14 @@ fun SignInInitialScreen(
                                 account = account,
                                 goToAgreeState = goToAgreeState,
                             ) { errorMsg ->
-                                scope.launch {
-                                    scaffoldState.snackbarHostState.showSnackbar(errorMsg)
-                                }
+                                SingleToast.show(context, errorMsg)
                             }
                         }
                     }
 
                 }
             } else {
-                scope.launch {
-                    scaffoldState.snackbarHostState.showSnackbar("계정 연결에 실패했습니다.")
-                }
+                SingleToast.show(context, "계정 연결에 실패했습니다.")
             }
         }
 
@@ -111,7 +109,6 @@ fun SignInInitialScreen(
                     .padding(bottom = 232.dp),
             )
 
-            val context = LocalContext.current
             Box(
                 modifier = Modifier
                     .align(Alignment.BottomCenter)
@@ -151,12 +148,12 @@ fun SignInInitialScreen(
 private fun handleSignInResult(
     account: GoogleSignInAccount,
     goToAgreeState: (authId: String, name: String, url: String?) -> Unit,
-    showErrorSnackBar: (msg: String) -> Unit,
+    showErrorToast: (String) -> Unit
 ) {
     runCatching {
-        val uid = requireNotNull(account.id) { showErrorSnackBar("authId is null") }
-        val name = requireNotNull(account.displayName) { showErrorSnackBar("name is null") }
-        val url = account.photoUrl?.let { it.toString() }
+        val uid = requireNotNull(account.id) { showErrorToast("authId is null") }
+        val name = requireNotNull(account.displayName) { showErrorToast("name is null") }
+        val url = account.photoUrl?.toString()
         goToAgreeState(uid, name, url)
     }
 }