diff --git a/DependencyGraph/mohanyang_dev_graph.png b/DependencyGraph/mohanyang_dev_graph.png
index 970d4af..23c2ed3 100644
Binary files a/DependencyGraph/mohanyang_dev_graph.png and b/DependencyGraph/mohanyang_dev_graph.png differ
diff --git a/DependencyGraph/mohanyang_prod_graph.png b/DependencyGraph/mohanyang_prod_graph.png
index c4dd20b..16d3cd4 100644
Binary files a/DependencyGraph/mohanyang_prod_graph.png and b/DependencyGraph/mohanyang_prod_graph.png differ
diff --git a/Projects/Feature/HomeFeature/Sources/Home/HomeCore.swift b/Projects/Feature/HomeFeature/Sources/Home/HomeCore.swift
index d189574..2f31bd1 100644
--- a/Projects/Feature/HomeFeature/Sources/Home/HomeCore.swift
+++ b/Projects/Feature/HomeFeature/Sources/Home/HomeCore.swift
@@ -9,7 +9,7 @@
 import UserNotifications
 
 import PushService
-import UserNotificationClientInterface
+import UserDefaultsClientInterface
 
 import ComposableArchitecture
 
@@ -28,7 +28,7 @@ public struct HomeCore {
   }
   
   public enum Action {
-    case onAppear
+    case onLoad
     case setHomeCatTooltip(HomeCatDialogueTooltip?)
     case setHomeCategoryGuideTooltip(HomeCategoryGuideTooltip?)
     case setHomeTimeGuideTooltip(HomeTimeGuideTooltip?)
@@ -48,7 +48,8 @@ public struct HomeCore {
     case guide
   }
   
-  @Dependency(UserNotificationClient.self) var userNotificationClient
+  @Dependency(UserDefaultsClient.self) var userDefaultsClient
+  let isHomeGuideCompletedKey = "mohanyang_userdefaults_isHomeGuideCompleted"
   
   public init() {}
   
@@ -64,17 +65,24 @@ public struct HomeCore {
   
   private func core(_ state: inout State, _ action: Action) -> EffectOf<Self> {
     switch action {
-    case .onAppear:
-      state.homeCatTooltip = .init(title: "오랜만이다냥")
-      state.homeCategoryGuideTooltip = .init()
-      return .none
+    case .onLoad:
+      return .run { send in
+        await send(.setHomeCatTooltip(nil))
+        if self.userDefaultsClient.boolForKey(isHomeGuideCompletedKey) == false {
+          await self.userDefaultsClient.setBool(true, key: isHomeGuideCompletedKey)
+          await send(.setHomeCategoryGuideTooltip(HomeCategoryGuideTooltip()))
+        }
+      }
       
-    case let .setHomeCatTooltip(tooltip):
+    case .setHomeCatTooltip:
+      state.homeCatTooltip = .init(title: "오랜만이다냥") // TODO: - 문구 랜덤변경하기
       return .none
       
     case let .setHomeCategoryGuideTooltip(tooltip):
       state.homeCategoryGuideTooltip = tooltip
-      state.homeTimeGuideTooltip = .init()
+      if tooltip == nil {
+        state.homeTimeGuideTooltip = .init()
+      }
       return .none
       
     case let .setHomeTimeGuideTooltip(tooltip):
diff --git a/Projects/Feature/HomeFeature/Sources/Home/HomeView.swift b/Projects/Feature/HomeFeature/Sources/Home/HomeView.swift
index af01c94..e9cbf1f 100644
--- a/Projects/Feature/HomeFeature/Sources/Home/HomeView.swift
+++ b/Projects/Feature/HomeFeature/Sources/Home/HomeView.swift
@@ -9,6 +9,7 @@
 import SwiftUI
 
 import DesignSystem
+import Utils
 
 import ComposableArchitecture
 
@@ -122,8 +123,8 @@ public struct HomeView: View {
     ) { store in
       TimeSelectView(store: store)
     }
-    .onAppear {
-      store.send(.onAppear)
+    .onLoad {
+      store.send(.onLoad)
     }
   }
 }
diff --git a/Projects/Feature/HomeFeature/Sources/WheelPicker/WheelPicker.swift b/Projects/Feature/HomeFeature/Sources/WheelPicker/WheelPicker.swift
index 220a48a..c9cf5ad 100644
--- a/Projects/Feature/HomeFeature/Sources/WheelPicker/WheelPicker.swift
+++ b/Projects/Feature/HomeFeature/Sources/WheelPicker/WheelPicker.swift
@@ -9,6 +9,7 @@
 import SwiftUI
 
 import DesignSystem
+import Utils
 
 struct WheelPicker<D: WheelPickerData>: View {
   @Namespace var backgroundFrameID
diff --git a/Projects/Shared/DesignSystem/Project.swift b/Projects/Shared/DesignSystem/Project.swift
index e2ef347..6397bd2 100644
--- a/Projects/Shared/DesignSystem/Project.swift
+++ b/Projects/Shared/DesignSystem/Project.swift
@@ -22,7 +22,11 @@ let project: Project = .makeTMABasedProject(
     .sources,
     .example
   ],
-  dependencies: [:],
+  dependencies: [
+    .sources: [
+      .dependency(module: Shared.Utils)
+    ]
+  ],
   resourceSynthesizers: [
     .fonts(), // for font
     .assets(), // for .xcassets,
diff --git a/Projects/Shared/DesignSystem/Sources/Component/Tooltip/TooltipTarget.swift b/Projects/Shared/DesignSystem/Sources/Component/Tooltip/TooltipTarget.swift
index f9d28fb..ac3f484 100644
--- a/Projects/Shared/DesignSystem/Sources/Component/Tooltip/TooltipTarget.swift
+++ b/Projects/Shared/DesignSystem/Sources/Component/Tooltip/TooltipTarget.swift
@@ -8,6 +8,8 @@
 
 import SwiftUI
 
+import Utils
+
 struct TooltipTarget: View {
   let identifier: AnyHashable
   
diff --git a/Projects/Shared/DesignSystem/Sources/Extension/ExcludeRoundedRectMask.swift b/Projects/Shared/DesignSystem/Sources/Helper/ExcludeRoundedRectMask.swift
similarity index 89%
rename from Projects/Shared/DesignSystem/Sources/Extension/ExcludeRoundedRectMask.swift
rename to Projects/Shared/DesignSystem/Sources/Helper/ExcludeRoundedRectMask.swift
index d0bc669..ad7e0e1 100644
--- a/Projects/Shared/DesignSystem/Sources/Extension/ExcludeRoundedRectMask.swift
+++ b/Projects/Shared/DesignSystem/Sources/Helper/ExcludeRoundedRectMask.swift
@@ -8,11 +8,11 @@
 
 import SwiftUI
 
-public struct ExcludeRoundedRectMask: View {
+struct ExcludeRoundedRectMask: View {
   let excludedRect: CGRect
   let cornerRadius: CGFloat
   
-  public init(
+  init(
     excludedRect: CGRect,
     cornerRadius: CGFloat
   ) {
@@ -20,7 +20,7 @@ public struct ExcludeRoundedRectMask: View {
     self.cornerRadius = cornerRadius
   }
   
-  public var body: some View {
+  var body: some View {
     GeometryReader { geometry in
       let fullRect = geometry.frame(in: .local)
       
diff --git a/Projects/Shared/DesignSystem/Sources/Extension/Triangle.swift b/Projects/Shared/DesignSystem/Sources/Helper/Triangle.swift
similarity index 84%
rename from Projects/Shared/DesignSystem/Sources/Extension/Triangle.swift
rename to Projects/Shared/DesignSystem/Sources/Helper/Triangle.swift
index 572269e..da26141 100644
--- a/Projects/Shared/DesignSystem/Sources/Extension/Triangle.swift
+++ b/Projects/Shared/DesignSystem/Sources/Helper/Triangle.swift
@@ -8,8 +8,8 @@
 
 import SwiftUI
 
-public struct Triangle: View {
-  public enum Direction: Double {
+struct Triangle: View {
+  enum Direction: Double {
     case down = 180
     case left = -90
     case up = 0
@@ -19,12 +19,12 @@ public struct Triangle: View {
   private let direction: Direction
   private let color: Color
   
-  public init(direction: Direction, color: Color) {
+  init(direction: Direction, color: Color) {
     self.direction = direction
     self.color = color
   }
   
-  public var body: some View {
+  var body: some View {
     TriangleShape()
       .fill(color)
       .rotationEffect(Angle.degrees(direction.rawValue))
diff --git a/Projects/Shared/Shared/Sources/Exports.swift b/Projects/Shared/Shared/Sources/Exports.swift
index 0531316..2553052 100644
--- a/Projects/Shared/Shared/Sources/Exports.swift
+++ b/Projects/Shared/Shared/Sources/Exports.swift
@@ -9,7 +9,6 @@
 @_exported import Logger
 @_exported import DesignSystem
 @_exported import Utils
-@_exported import UtilsInterface
 
 @_exported import ThirdParty_SPM
 @_exported import ThirdParty_Firebase
diff --git a/Projects/Shared/Utils/Interface/UtilsInterface.swift b/Projects/Shared/Utils/Interface/UtilsInterface.swift
deleted file mode 100644
index 1465e61..0000000
--- a/Projects/Shared/Utils/Interface/UtilsInterface.swift
+++ /dev/null
@@ -1,5 +0,0 @@
-import Foundation
-
-public struct UtilsInterface {
-  public init() {}
-}
diff --git a/Projects/Shared/Utils/Preview/Resources/dummy.txt b/Projects/Shared/Utils/Preview/Resources/dummy.txt
deleted file mode 100644
index 3c546eb..0000000
--- a/Projects/Shared/Utils/Preview/Resources/dummy.txt
+++ /dev/null
@@ -1 +0,0 @@
-dummy file
\ No newline at end of file
diff --git a/Projects/Shared/Utils/Preview/Sources/Utils.swift b/Projects/Shared/Utils/Preview/Sources/Utils.swift
deleted file mode 100644
index 55c51f0..0000000
--- a/Projects/Shared/Utils/Preview/Sources/Utils.swift
+++ /dev/null
@@ -1,5 +0,0 @@
-import Foundation
-
-public struct Utils {
-  public init() {}
-}
diff --git a/Projects/Shared/Utils/Project.swift b/Projects/Shared/Utils/Project.swift
index 95b9007..befea77 100644
--- a/Projects/Shared/Utils/Project.swift
+++ b/Projects/Shared/Utils/Project.swift
@@ -8,10 +8,7 @@ let project: Project = .makeTMABasedProject(
   module: Shared.Utils,
   scripts: [],
   targets: [
-    .sources,
-    .interface,
-    .tests,
-    .testing
+    .sources
   ],
   dependencies: [:]
 )
diff --git a/Projects/Shared/Utils/Resources/dummy.txt b/Projects/Shared/Utils/Resources/dummy.txt
deleted file mode 100644
index 3c546eb..0000000
--- a/Projects/Shared/Utils/Resources/dummy.txt
+++ /dev/null
@@ -1 +0,0 @@
-dummy file
\ No newline at end of file
diff --git a/Projects/Shared/Utils/Sources/Extensions/Data+.swift b/Projects/Shared/Utils/Sources/Extension/Foundation/Data+Extension.swift
similarity index 100%
rename from Projects/Shared/Utils/Sources/Extensions/Data+.swift
rename to Projects/Shared/Utils/Sources/Extension/Foundation/Data+Extension.swift
diff --git a/Projects/Shared/Utils/Sources/Extensions/Encodable+.swift b/Projects/Shared/Utils/Sources/Extension/Swift/Encodable+Extension.swift
similarity index 100%
rename from Projects/Shared/Utils/Sources/Extensions/Encodable+.swift
rename to Projects/Shared/Utils/Sources/Extension/Swift/Encodable+Extension.swift
diff --git a/Projects/Shared/DesignSystem/Sources/Extension/RoundedCorner.swift b/Projects/Shared/Utils/Sources/Extension/SwiftUI/View+CornerRadius.swift
similarity index 100%
rename from Projects/Shared/DesignSystem/Sources/Extension/RoundedCorner.swift
rename to Projects/Shared/Utils/Sources/Extension/SwiftUI/View+CornerRadius.swift
diff --git a/Projects/Shared/DesignSystem/Sources/Extension/FrameMeasure.swift b/Projects/Shared/Utils/Sources/Extension/SwiftUI/View+FrameMeasure.swift
similarity index 100%
rename from Projects/Shared/DesignSystem/Sources/Extension/FrameMeasure.swift
rename to Projects/Shared/Utils/Sources/Extension/SwiftUI/View+FrameMeasure.swift
diff --git a/Projects/Shared/Utils/Sources/Extension/SwiftUI/View+Onload.swift b/Projects/Shared/Utils/Sources/Extension/SwiftUI/View+Onload.swift
new file mode 100644
index 0000000..3d60c10
--- /dev/null
+++ b/Projects/Shared/Utils/Sources/Extension/SwiftUI/View+Onload.swift
@@ -0,0 +1,33 @@
+//
+//  View+Extension.swift
+//  Utils
+//
+//  Created by devMinseok on 8/16/24.
+//  Copyright © 2024 PomoNyang. All rights reserved.
+//
+
+import SwiftUI
+
+extension View {
+  public func onLoad(perform action: (() -> Void)? = nil) -> some View {
+    modifier(ViewDidLoadModifier(perform: action))
+  }
+}
+
+private struct ViewDidLoadModifier: ViewModifier {
+  @State private var didLoad = false
+  private let action: (() -> Void)?
+  
+  init(perform action: (() -> Void)? = nil) {
+    self.action = action
+  }
+  
+  func body(content: Content) -> some View {
+    content.onAppear {
+      if didLoad == false {
+        didLoad = true
+        action?()
+      }
+    }
+  }
+}
diff --git a/Projects/Shared/DesignSystem/Sources/Extension/OverlayWithOnPreferenceChange.swift b/Projects/Shared/Utils/Sources/Extension/SwiftUI/View+OverlayWithOnPreferenceChange.swift
similarity index 100%
rename from Projects/Shared/DesignSystem/Sources/Extension/OverlayWithOnPreferenceChange.swift
rename to Projects/Shared/Utils/Sources/Extension/SwiftUI/View+OverlayWithOnPreferenceChange.swift
diff --git a/Projects/Shared/Utils/Testing/UtilsTesting.swift b/Projects/Shared/Utils/Testing/UtilsTesting.swift
deleted file mode 100644
index 0ebcae6..0000000
--- a/Projects/Shared/Utils/Testing/UtilsTesting.swift
+++ /dev/null
@@ -1,5 +0,0 @@
-import Foundation
-
-public struct UtilsTesting {
-  public init() {}
-}
diff --git a/Projects/Shared/Utils/Tests/UtilsTests.swift b/Projects/Shared/Utils/Tests/UtilsTests.swift
deleted file mode 100644
index d27665a..0000000
--- a/Projects/Shared/Utils/Tests/UtilsTests.swift
+++ /dev/null
@@ -1,5 +0,0 @@
-import Foundation
-
-public struct UtilsTests {
-  public init() {}
-}