diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 09f19b4..632004a 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -2,6 +2,8 @@
 plugins {
     alias(libs.plugins.androidApplication)
     alias(libs.plugins.kotlinAndroid)
+    id("com.google.gms.google-services")
+    id("com.google.firebase.crashlytics")
 }
 
 android {
@@ -89,6 +91,7 @@ dependencies {
     implementation(libs.netty.resolver)
     implementation(libs.fastjson)
     implementation(libs.ipaddress)
+    implementation(libs.installreferrer)
 
     implementation(libs.androidx.material3)
     implementation(libs.androidx.material3.window.size.clazz)
@@ -102,6 +105,12 @@ dependencies {
     debugImplementation(libs.ui.tooling)
     debugImplementation(libs.ui.test.manifest)
 
+    // Firebase
+    implementation(platform("com.google.firebase:firebase-bom:33.1.2"))
+    implementation("com.google.firebase:firebase-crashlytics")
+    implementation("com.google.firebase:firebase-analytics")
+
+
 
     coreLibraryDesugaring(libs.desugar.jdk.libs)
     implementation(libs.androidx.runtime.livedata)
diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index 5eaef57..d7451a0 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -30,3 +30,5 @@
 -dontwarn **
 
 
+-keepattributes SourceFile,LineNumberTable        # Keep file names and line numbers.
+-keep public class * extends java.lang.Exception  # Optional: Keep custom exceptions.
\ No newline at end of file
diff --git a/build.gradle.kts b/build.gradle.kts
index 20d87a7..fc02e89 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -3,5 +3,7 @@
 plugins {
     alias(libs.plugins.androidApplication) apply false
     alias(libs.plugins.kotlinAndroid) apply false
+    id("com.google.gms.google-services") version "4.4.2" apply false
+    id("com.google.firebase.crashlytics") version "3.0.2" apply false
 }
 true // Needed to make the Suppress annotation work for the plugins block
\ No newline at end of file
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index ed16213..2347f70 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,6 +1,7 @@
 [versions]
 agp = "8.2.0"
 desugar_jdk_libs = "2.0.3"
+installreferrer = "2.2"
 ipaddress = "5.5.0"
 kotlin = "1.9.0"
 core-ktx = "1.13.1"
@@ -26,6 +27,7 @@ androidx-material3-window-size-clazz = { module = "androidx.compose.material3:ma
 androidx-runtime-livedata = { module = "androidx.compose.runtime:runtime-livedata", version.ref = "runtime-livedata" }
 core-ktx = { group = "androidx.core", name = "core-ktx", version.ref = "core-ktx" }
 desugar_jdk_libs = { module = "com.android.tools:desugar_jdk_libs", version.ref = "desugar_jdk_libs" }
+installreferrer = { module = "com.android.installreferrer:installreferrer", version.ref = "installreferrer" }
 ipaddress = { module = "com.github.seancfoley:ipaddress", version.ref = "ipaddress" }
 junit = { group = "junit", name = "junit", version.ref = "junit" }
 androidx-test-ext-junit = { group = "androidx.test.ext", name = "junit", version.ref = "androidx-test-ext-junit" }