diff --git a/app/src/main/java/com/tangem/tap/features/home/redux/HomeMiddleware.kt b/app/src/main/java/com/tangem/tap/features/home/redux/HomeMiddleware.kt
index ccae0217e2..f43a2d6aa6 100644
--- a/app/src/main/java/com/tangem/tap/features/home/redux/HomeMiddleware.kt
+++ b/app/src/main/java/com/tangem/tap/features/home/redux/HomeMiddleware.kt
@@ -1,5 +1,6 @@
 package com.tangem.tap.features.home.redux
 
+import android.content.res.Resources
 import com.tangem.common.doOnFailure
 import com.tangem.common.doOnResult
 import com.tangem.common.doOnSuccess
@@ -26,13 +27,22 @@ import kotlinx.coroutines.launch
 import org.rekotlin.Action
 import org.rekotlin.Middleware
 import timber.log.Timber
+import java.util.Locale
 
 internal const val HIDE_PROGRESS_DELAY = 400L
 
 object HomeMiddleware {
     val handler = homeMiddleware
 
-    const val NEW_BUY_WALLET_URL = "https://buy.tangem.com/?utm_source=tangem&utm_medium=app"
+    private val SYSTEM_LANGUAGE =
+        runCatching { Resources.getSystem().configuration.locales[0].language }.getOrElse { "" }
+    private val APP_LANGUAGE = Locale.getDefault().language
+    private val UTM_MARKS = "utm_source=tangem-app" +
+        "&utm_medium=app" +
+        "&utm_campaign=prospect-$SYSTEM_LANGUAGE" +
+        "&utm_content=devicelang-$APP_LANGUAGE"
+
+    val NEW_BUY_WALLET_URL = "https://buy.tangem.com/?$UTM_MARKS"
 }
 
 private val homeMiddleware: Middleware<AppState> = { _, _ ->
diff --git a/features/details/impl/src/main/kotlin/com/tangem/features/details/model/DetailsModel.kt b/features/details/impl/src/main/kotlin/com/tangem/features/details/model/DetailsModel.kt
index c659204216..d2068c9fcf 100644
--- a/features/details/impl/src/main/kotlin/com/tangem/features/details/model/DetailsModel.kt
+++ b/features/details/impl/src/main/kotlin/com/tangem/features/details/model/DetailsModel.kt
@@ -1,5 +1,6 @@
 package com.tangem.features.details.model
 
+import android.content.res.Resources
 import arrow.core.getOrElse
 import com.tangem.core.analytics.AppInstanceIdProvider
 import com.tangem.core.decompose.di.ModelScoped
@@ -35,13 +36,14 @@ import kotlinx.coroutines.flow.update
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.runBlocking
 import timber.log.Timber
+import java.util.Locale
 import javax.inject.Inject
 
 @ModelScoped
 @Suppress("LongParameterList")
 internal class DetailsModel @Inject constructor(
     socialsBuilder: SocialsBuilder,
-    private val itemsBuilder: ItemsBuilder,
+    itemsBuilder: ItemsBuilder,
     private val appVersionProvider: AppVersionProvider,
     private val checkIsWalletConnectAvailableUseCase: CheckIsWalletConnectAvailableUseCase,
     private val router: Router,
@@ -212,6 +214,13 @@ internal class DetailsModel @Inject constructor(
     }
 
     private companion object {
-        const val BUY_TANGEM_URL = "https://buy.tangem.com/?utm_source=tangem&utm_medium=app"
+        val SYSTEM_LANGUAGE = runCatching { Resources.getSystem().configuration.locales[0].language }.getOrElse { "" }
+        val APP_LANGUAGE = Locale.getDefault().language
+        val UTM_MARKS = "utm_source=tangem-app" +
+            "&utm_medium=app" +
+            "&utm_campaign=users-$SYSTEM_LANGUAGE" +
+            "&utm_content=devicelang-$APP_LANGUAGE"
+
+        val BUY_TANGEM_URL = "https://buy.tangem.com/?$UTM_MARKS"
     }
 }
\ No newline at end of file