diff --git a/androidApp/build.gradle.kts b/androidApp/build.gradle.kts
index 4264cd1..53d077b 100644
--- a/androidApp/build.gradle.kts
+++ b/androidApp/build.gradle.kts
@@ -10,7 +10,7 @@ android {
     compileSdk = 37
 
     defaultConfig {
-        minSdk = 23
+        minSdk = 24
         targetSdk = 37
 
         applicationId = "com.livrets.androidApp"
@@ -31,4 +31,6 @@ kotlin {
 dependencies {
     implementation(project(":sharedUI"))
     implementation(libs.androidx.activityCompose)
+    implementation(libs.gms.games.v2)
+    implementation(libs.kotlinx.coroutines.play.services)
 }
diff --git a/androidApp/src/main/kotlin/com/livrets/androidApp/AppActivity.kt b/androidApp/src/main/kotlin/com/livrets/androidApp/AppActivity.kt
index a043f67..bc2da62 100644
--- a/androidApp/src/main/kotlin/com/livrets/androidApp/AppActivity.kt
+++ b/androidApp/src/main/kotlin/com/livrets/androidApp/AppActivity.kt
@@ -5,6 +5,7 @@ import android.os.Bundle
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
 import androidx.activity.enableEdgeToEdge
+import androidx.activity.result.contract.ActivityResultContracts
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.ui.platform.LocalView
@@ -12,11 +13,20 @@ import androidx.core.view.WindowInsetsControllerCompat
 import com.livrets.App
 
 class AppActivity : ComponentActivity() {
+
+    private val leaderboardLauncher =
+        registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         enableEdgeToEdge()
+        val gamesServices = PlayGamesServices(this) { intent -> leaderboardLauncher.launch(intent) }
         setContent {
-            App(filesDirPath = filesDir.absolutePath, onThemeChanged = { ThemeChanged(it) })
+            App(
+                filesDirPath = filesDir.absolutePath,
+                gamesServices = gamesServices,
+                onThemeChanged = { ThemeChanged(it) },
+            )
         }
     }
 }
diff --git a/androidApp/src/main/kotlin/com/livrets/androidApp/PlayGamesServices.kt b/androidApp/src/main/kotlin/com/livrets/androidApp/PlayGamesServices.kt
new file mode 100644
index 0000000..85068fb
--- /dev/null
+++ b/androidApp/src/main/kotlin/com/livrets/androidApp/PlayGamesServices.kt
@@ -0,0 +1,48 @@
+package com.livrets.androidApp
+
+import android.app.Activity
+import android.content.Intent
+import com.google.android.gms.games.PlayGames
+import com.livrets.games.GamesServices
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.tasks.await
+import kotlinx.coroutines.withContext
+
+class PlayGamesServices(
+    private val activity: Activity,
+    private val launchIntent: (Intent) -> Unit,
+) : GamesServices {
+
+    override suspend fun signIn(): Boolean = withContext(Dispatchers.IO) {
+        runCatching {
+            PlayGames.getGamesSignInClient(activity).signIn().await().isAuthenticated
+        }.getOrDefault(false)
+    }
+
+    override suspend fun isSignedIn(): Boolean = withContext(Dispatchers.IO) {
+        runCatching {
+            PlayGames.getGamesSignInClient(activity).isAuthenticated().await().isAuthenticated
+        }.getOrDefault(false)
+    }
+
+    override suspend fun submitScore(leaderboardId: String, score: Long): Boolean =
+        withContext(Dispatchers.IO) {
+            runCatching {
+                PlayGames.getLeaderboardsClient(activity)
+                    .submitScoreImmediate(leaderboardId, score)
+                    .await()
+                true
+            }.getOrDefault(false)
+        }
+
+    override suspend fun showLeaderboard(leaderboardId: String) {
+        val intent = withContext(Dispatchers.IO) {
+            runCatching {
+                PlayGames.getLeaderboardsClient(activity)
+                    .getLeaderboardIntent(leaderboardId)
+                    .await()
+            }.getOrNull()
+        } ?: return
+        launchIntent(intent)
+    }
+}
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 00d7677..5e90e8c 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -9,6 +9,7 @@ kotlinx-datetime = "0.8.0"
 kotlinx-serialization = "1.11.0"
 kotlinx-coroutines = "1.11.0"
 okio = "3.18.1"
+gms-games-v2 = "22.0.0"
 
 [libraries]
 
@@ -27,6 +28,8 @@ kotlinx-coroutines-core = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-c
 kotlinx-coroutines-test = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-test", version.ref = "kotlinx-coroutines" }
 okio = { module = "com.squareup.okio:okio", version.ref = "okio" }
 okio-fakefilesystem = { module = "com.squareup.okio:okio-fakefilesystem", version.ref = "okio" }
+gms-games-v2 = { module = "com.google.android.gms:play-services-games-v2", version.ref = "gms-games-v2" }
+kotlinx-coroutines-play-services = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-play-services", version.ref = "kotlinx-coroutines" }
 
 [plugins]
 
diff --git a/sharedUI/build.gradle.kts b/sharedUI/build.gradle.kts
index acd695d..c6b58ca 100644
--- a/sharedUI/build.gradle.kts
+++ b/sharedUI/build.gradle.kts
@@ -14,7 +14,7 @@ kotlin {
     android {
         namespace = "com.livrets"
         compileSdk = 37
-        minSdk = 23
+        minSdk = 24
         androidResources.enable = true
         compilerOptions { jvmTarget = JvmTarget.JVM_17 }
     }