diff --git a/AsyncSwift.xcodeproj/project.pbxproj b/AsyncSwift.xcodeproj/project.pbxproj
index 37317ac..228bc87 100644
--- a/AsyncSwift.xcodeproj/project.pbxproj
+++ b/AsyncSwift.xcodeproj/project.pbxproj
@@ -7,6 +7,7 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
+		B289943328CA69FF002B9F67 /* StampView+Observed.swift in Sources */ = {isa = PBXBuildFile; fileRef = B289943228CA69FF002B9F67 /* StampView+Observed.swift */; };
 		B2E1083128C9CD6900C3DD59 /* AppData.swift in Sources */ = {isa = PBXBuildFile; fileRef = B2E1083028C9CD6900C3DD59 /* AppData.swift */; };
 		C63A865F28CA70ED0064C417 /* EventDetailView+Observed.swift in Sources */ = {isa = PBXBuildFile; fileRef = C63A865E28CA70ED0064C417 /* EventDetailView+Observed.swift */; };
 		C63A866128CB252D0064C417 /* Mock.swift in Sources */ = {isa = PBXBuildFile; fileRef = C63A866028CB252D0064C417 /* Mock.swift */; };
@@ -33,6 +34,7 @@
 /* End PBXBuildFile section */
 
 /* Begin PBXFileReference section */
+		B289943228CA69FF002B9F67 /* StampView+Observed.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "StampView+Observed.swift"; sourceTree = "<group>"; };
 		B2E1083028C9CD6900C3DD59 /* AppData.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppData.swift; sourceTree = "<group>"; };
 		C63A865E28CA70ED0064C417 /* EventDetailView+Observed.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "EventDetailView+Observed.swift"; sourceTree = "<group>"; };
 		C63A866028CB252D0064C417 /* Mock.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Mock.swift; sourceTree = "<group>"; };
@@ -154,6 +156,7 @@
 				C63A865E28CA70ED0064C417 /* EventDetailView+Observed.swift */,
 				C66DAD4F28CF478700195DEB /* SessionView+Observed.swift */,
 				B2E1083028C9CD6900C3DD59 /* AppData.swift */,
+				B289943228CA69FF002B9F67 /* StampView+Observed.swift */,
 			);
 			path = Observed;
 			sourceTree = "<group>";
@@ -242,6 +245,7 @@
 				C68DE95128C77DDA00CA4CC8 /* TicketingView.swift in Sources */,
 				C6F7798B28C9CBC60036773B /* EventView+Observed.swift in Sources */,
 				C6F7798728C9CB3A0036773B /* StampView.swift in Sources */,
+				B289943328CA69FF002B9F67 /* StampView+Observed.swift in Sources */,
 				C63A865F28CA70ED0064C417 /* EventDetailView+Observed.swift in Sources */,
 				C68DE94F28C77DC900CA4CC8 /* EventView.swift in Sources */,
 				C68DE93828C7685800CA4CC8 /* MainTabView.swift in Sources */,
diff --git a/AsyncSwift/Observed/AppData.swift b/AsyncSwift/Observed/AppData.swift
index 523fda0..306ea97 100644
--- a/AsyncSwift/Observed/AppData.swift
+++ b/AsyncSwift/Observed/AppData.swift
@@ -9,8 +9,8 @@ import SwiftUI
 import UIKit
 
 final class AppData: ObservableObject {
-	@Published var currentTab: Tab = .event
-	
+	@Published var currentTab: Tab = .event // Universal Link로 앱진입시 StampView 전환을 위한 변수
+    var scannedSeminarQR = true // Universal Link로 진입시 QR코드 스캔 여부
 }
 
 
diff --git a/AsyncSwift/Observed/StampView+Observed.swift b/AsyncSwift/Observed/StampView+Observed.swift
new file mode 100644
index 0000000..f6da6b3
--- /dev/null
+++ b/AsyncSwift/Observed/StampView+Observed.swift
@@ -0,0 +1,47 @@
+//
+//  StampView+Observed.swift
+//  AsyncSwift
+//
+//  Created by Inho Choi on 2022/09/09.
+//
+
+import SwiftUI
+
+extension StampView {
+    final class Observed: ObservableObject {
+        @Published var cardAnimatonModel = CardAnimationModel()
+        
+        private let durationAndDelay: CGFloat = 0.3
+        
+        func didTabCard () {
+            cardAnimatonModel.isTapped.toggle()
+            
+            if cardAnimatonModel.isTapped { // 카드 회전 연속을 위해서 if문 분리
+                withAnimation(.linear(duration: durationAndDelay)) {
+                    cardAnimatonModel.backDegree = 90
+                }
+                withAnimation(.linear(duration: durationAndDelay).delay(durationAndDelay)) {
+                    cardAnimatonModel.frontDegree = 0
+                }
+            } else {
+                withAnimation(.linear(duration: durationAndDelay)) {
+                    cardAnimatonModel.frontDegree = -90
+                }
+                withAnimation(.linear(duration: durationAndDelay).delay(durationAndDelay)) {
+                    cardAnimatonModel.backDegree = 0
+                }
+            }
+        }
+    }
+    
+    struct CardAnimationModel: Identifiable {
+        fileprivate init() {}
+        
+        let id = UUID()
+        var backDegree: Double = 0.0
+        var frontDegree: Double = -90.0
+        var isTapped = false
+    }
+}
+
+
diff --git a/AsyncSwift/Views/StampView.swift b/AsyncSwift/Views/StampView.swift
index 7b6f9a1..52621ba 100644
--- a/AsyncSwift/Views/StampView.swift
+++ b/AsyncSwift/Views/StampView.swift
@@ -8,43 +8,39 @@
 import SwiftUI
 
 struct StampView: View {
-    var tempisScanned = true
-
-    @State private var backDegree: Double = 0.0
-    @State private var frontDegree: Double = -90.0
-    @State private var isFlipped = false
-
-    let durationAndDelay: CGFloat = 0.3
+    @EnvironmentObject var appData: AppData
+    @ObservedObject var observed = Observed()
 
     var body: some View {
         NavigationView {
             Group {
-                if tempisScanned {
-                    Button(action: { flipCard() }) {
-                        ZStack {
-                            stampBack
-                            stampFront
-                        }
+                if appData.scannedSeminarQR {
+                    ZStack {
+                        stampBack
+                        stampFront
+                    }
+                        .onTapGesture {
+                        observed.didTabCard()
                     }
                 } else {
                     notScannedView
                 }
             }
-            .padding(36)
-            .navigationTitle("Stamp")
+                .padding(36)
+                .navigationTitle("Stamp")
         }
     } // body
 } // View
 
 private extension StampView {
-    
+
     @ViewBuilder
     var stampBack: some View {
         Image("Seminar002StampBack")
             .resizable()
             .aspectRatio(contentMode: .fit)
-            .shadow(color: Color(.sRGB, red: 0, green: 0, blue: 0, opacity: 0.2), radius: 20 , x: 40 * frontDegree / 90, y: 4)
-            .rotation3DEffect(Angle(degrees: frontDegree), axis: (x: 0, y: 1, z: 0))
+            .shadow(color: Color(.sRGB, red: 0, green: 0, blue: 0, opacity: 0.2), radius: 20, x: 40 * observed.cardAnimatonModel.frontDegree / 90, y: 4)
+            .rotation3DEffect(Angle(degrees: observed.cardAnimatonModel.frontDegree), axis: (x: 0, y: 1, z: 0))
     }
 
     @ViewBuilder
@@ -53,8 +49,8 @@ private extension StampView {
 
             .resizable()
             .aspectRatio(contentMode: .fit)
-            .shadow(color: Color(.sRGB, red: 0, green: 0, blue: 0, opacity: 0.2), radius: 20, x: 40 * backDegree / 90, y: 4)
-            .rotation3DEffect(Angle(degrees: backDegree), axis: (x: 0, y: 1, z: 0))
+            .shadow(color: Color(.sRGB, red: 0, green: 0, blue: 0, opacity: 0.2), radius: 20, x: 40 * observed.cardAnimatonModel.backDegree / 90, y: 4)
+            .rotation3DEffect(Angle(degrees: observed.cardAnimatonModel.backDegree), axis: (x: 0, y: 1, z: 0))
     }
 
     @ViewBuilder
@@ -67,27 +63,6 @@ private extension StampView {
                 .foregroundColor(.gray)
         }
     }
-    
-    //MARK: Flip Card Function
-    func flipCard () {
-        isFlipped.toggle()
-        
-        if isFlipped { // 카드 회전 연속을 위해서 if문 분리
-            withAnimation(.linear(duration: durationAndDelay)) {
-                backDegree = 90
-            }
-            withAnimation(.linear(duration: durationAndDelay).delay(durationAndDelay)) {
-                frontDegree = 0
-            }
-        } else {
-            withAnimation(.linear(duration: durationAndDelay)) {
-                frontDegree = -90
-            }
-            withAnimation(.linear(duration: durationAndDelay).delay(durationAndDelay)) {
-                backDegree = 0
-            }
-        }
-    }
 }
 
 struct StampView_Previews: PreviewProvider {