diff --git a/.gitignore b/.gitignore
index 5d5dfa77..65f47b25 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
+### Android ###
 # Gradle files
 .gradle/
 build/
@@ -32,6 +33,154 @@ google-services.json
 # Android Profiling
 *.hprof
 
+### Android Patch ###
+gen-external-apklibs
+
+# Replacement of .externalNativeBuild directories introduced
+# with Android Studio 3.5.
+
+### Kotlin ###
+# Compiled class file
+*.class
+
+# Log file
+
+# BlueJ files
+*.ctxt
+
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
+
+# Package Files #
+*.jar
+*.war
+*.nar
+*.ear
+*.zip
+*.tar.gz
+*.rar
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+replay_pid*
+
+### AndroidStudio ###
+# Covers files to be ignored for android development using Android Studio.
+
+# Built application files
+*.ap_
+*.aab
+
+# Files for the ART/Dalvik VM
+*.dex
+
+# Java class files
+
+# Generated files
+bin/
+gen/
+out/
+
+# Gradle files
+.gradle
+
+# Signing files
+.signing/
+
+# Local configuration file (sdk path, etc)
+
+# Proguard folder generated by Eclipse
+proguard/
+
+# Log Files
+
+# Android Studio
+/*/build/
+/*/local.properties
+/*/out
+/*/*/build
+/*/*/production
+.navigation/
+*.ipr
+*~
+*.swp
+
+# Keystore files
+
+# Google Services (e.g. APIs or Firebase)
+# google-services.json
+
+# Android Patch
+
+# External native build folder generated in Android Studio 2.2 and later
+.externalNativeBuild
+
+# NDK
+obj/
+
+# IntelliJ IDEA
+*.iws
+/out/
+
+# User-specific configurations
+.idea/caches/
+.idea/libraries/
+.idea/shelf/
+.idea/workspace.xml
+.idea/tasks.xml
+.idea/.name
+.idea/compiler.xml
+.idea/copyright/profiles_settings.xml
+.idea/encodings.xml
+.idea/misc.xml
+.idea/modules.xml
+.idea/scopes/scope_settings.xml
+.idea/dictionaries
+.idea/vcs.xml
+.idea/jsLibraryMappings.xml
+.idea/datasources.xml
+.idea/dataSources.ids
+.idea/sqlDataSources.xml
+.idea/dynamic.xml
+.idea/uiDesigner.xml
+.idea/assetWizardSettings.xml
+.idea/gradle.xml
+.idea/jarRepositories.xml
+.idea/navEditor.xml
+
+# Legacy Eclipse project files
+.classpath
+.project
+.cproject
+.settings/
+
+# Mobile Tools for Java (J2ME)
+
+# Package Files #
+
+# virtual machine crash logs (Reference: http://www.java.com/en/download/help/error_hotspot.xml)
+
+## Plugin-specific files:
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Mongo Explorer plugin
+.idea/mongoSettings.xml
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+
+### AndroidStudio Patch ###
+
+!/gradle/wrapper/gradle-wrapper.jar
+
 # DS Store
 .DS_Store
 ._.DS_Store
diff --git a/build-logic/convention/build.gradle.kts b/build-logic/convention/build.gradle.kts
index 171da55b..ad7f1221 100644
--- a/build-logic/convention/build.gradle.kts
+++ b/build-logic/convention/build.gradle.kts
@@ -17,6 +17,7 @@ dependencies {
     compileOnly(libs.kotlin.gradle.plugin)
     compileOnly(libs.ksp.gradle.plugin)
     compileOnly(libs.hilt.gradle.plugin)
+    implementation(libs.firebase.performance.plugin)
 }
 
 gradlePlugin {
diff --git a/build-logic/convention/src/main/java/com/project200/convention/AndroidApplicationConventionPlugin.kt b/build-logic/convention/src/main/java/com/project200/convention/AndroidApplicationConventionPlugin.kt
index 931135d6..f68d931b 100644
--- a/build-logic/convention/src/main/java/com/project200/convention/AndroidApplicationConventionPlugin.kt
+++ b/build-logic/convention/src/main/java/com/project200/convention/AndroidApplicationConventionPlugin.kt
@@ -11,6 +11,8 @@ class AndroidApplicationConventionPlugin : Plugin<Project> {
         with(target) {
             pluginManager.apply(libs.plugin("android-application").get().pluginId)
             pluginManager.apply(libs.plugin("kotlin-android").get().pluginId)
+            pluginManager.apply(libs.plugin("google-services").get().pluginId)
+            pluginManager.apply(libs.plugin("firebase-performance").get().pluginId)
             pluginManager.apply("convention.android.hilt")
 
             // Android 애플리케이션 공통 설정
@@ -33,7 +35,6 @@ class AndroidApplicationConventionPlugin : Plugin<Project> {
                         )
                     }
                     debug {
-                        applicationIdSuffix = ".debug"
                         isDebuggable = true
                     }
                 }
@@ -46,6 +47,10 @@ class AndroidApplicationConventionPlugin : Plugin<Project> {
                 "implementation"(libs.library("androidx-core-ktx"))
                 "implementation"(libs.library("timber"))
 
+                "implementation"(platform(libs.library("firebase-bom")))
+                "implementation"(libs.library("firebase-analytics"))
+                "implementation"(libs.library("firebase-performance"))
+
                 "testImplementation"(libs.library("junit"))
                 "androidTestImplementation"(libs.library("androidx-test-ext-junit"))
                 "androidTestImplementation"(libs.library("androidx-test-espresso-core"))
diff --git a/build.gradle.kts b/build.gradle.kts
index 107c6dbf..87f8df3e 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -6,4 +6,5 @@ plugins {
     alias(libs.plugins.hilt) apply false
     alias(libs.plugins.ksp) apply false
     alias(libs.plugins.navigation.safeargs) apply false
+    alias(libs.plugins.google.services) apply false
 }
diff --git a/common/build.gradle.kts b/common/build.gradle.kts
index 1b6cd24e..caeb9959 100644
--- a/common/build.gradle.kts
+++ b/common/build.gradle.kts
@@ -3,7 +3,7 @@ plugins {
 }
 
 android {
-    namespace = "com.project200.myapp.common"
+    namespace = "com.project200.undabang.common"
 
     buildFeatures {
         viewBinding = true
diff --git a/data/build.gradle.kts b/data/build.gradle.kts
index 058765a3..4ce7acc8 100644
--- a/data/build.gradle.kts
+++ b/data/build.gradle.kts
@@ -4,7 +4,7 @@ plugins {
 }
 
 android {
-    namespace = "com.project200.myapp.data"
+    namespace = "com.project200.undabang.data"
 }
 
 dependencies {
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 52407a71..5daa14d1 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -10,6 +10,9 @@ minSdk = "26"
 targetSdk = "34"
 versionCode = "1"
 versionName = "1.0"
+firebaseBom = "32.7.0"
+googleServicesPlugin = "4.4.2"
+firebasePerfPlugin = "1.4.2"
 
 # AndroidX Core & UI (SDK 34 호환 버전으로 조정)
 androidxCore = "1.13.1"
@@ -60,7 +63,7 @@ kotlin-gradle-plugin = { group = "org.jetbrains.kotlin", name = "kotlin-gradle-p
 ksp-gradle-plugin = { group = "com.google.devtools.ksp", name = "com.google.devtools.ksp.gradle.plugin", version.ref = "ksp"}
 # Hilt 플러그인 아티팩트
 hilt-gradle-plugin = { group = "com.google.dagger", name = "hilt-android-gradle-plugin", version.ref = "hilt"}
-
+firebase-performance-plugin = { group = "com.google.firebase", name = "perf-plugin", version.ref = "firebasePerfPlugin" }
 
 # Kotlin
 kotlin-stdlib = { group = "org.jetbrains.kotlin", name = "kotlin-stdlib", version.ref = "kotlin" }
@@ -125,6 +128,12 @@ turbine = { group = "app.cash.turbine", name = "turbine", version.ref = "turbine
 javax-inject = { group = "javax.inject", name = "javax.inject", version.ref = "javaxInject" }
 androidx-activity = { group = "androidx.activity", name = "activity", version.ref = "activity" } # 원래 있던 정의 유지
 
+# Firebase BoM
+firebase-bom = { group = "com.google.firebase", name = "firebase-bom", version.ref = "firebaseBom" }
+# Firebase SDKs
+firebase-analytics = { group = "com.google.firebase", name = "firebase-analytics-ktx" }
+firebase-performance = { group = "com.google.firebase", name = "firebase-perf-ktx" }
+
 
 [plugins]
 # Android Gradle Plugins
@@ -143,3 +152,7 @@ hilt = { id = "com.google.dagger.hilt.android", version.ref = "hilt" }
 
 # Navigation Safe Args Plugin
 navigation-safeargs = { id = "androidx.navigation.safeargs.kotlin", version.ref = "androidxNavigation" }
+
+# Firebase 플러그인
+google-services = { id = "com.google.gms.google-services", version.ref = "googleServicesPlugin" }
+firebase-performance = { id = "com.google.firebase.firebase-perf", version.ref = "firebasePerfPlugin" }
diff --git a/presentation/build.gradle.kts b/presentation/build.gradle.kts
index 2e1f071e..e86886fb 100644
--- a/presentation/build.gradle.kts
+++ b/presentation/build.gradle.kts
@@ -5,7 +5,7 @@ plugins {
 }
 
 android {
-    namespace = "com.project200.myapp.presentation"
+    namespace = "com.project200.undabang.presentation"
 
     buildFeatures {
         viewBinding = true