diff --git a/internal/android/android.go b/internal/android/android.go
index 0c7aa26..784e2f7 100644
--- a/internal/android/android.go
+++ b/internal/android/android.go
@@ -1,3 +1,4 @@
+// Package android boots and prepares an Android device or emulator for testing via adb.
 package android
 
 import (
diff --git a/internal/ios/ios.go b/internal/ios/ios.go
index c195b20..f91ed13 100644
--- a/internal/ios/ios.go
+++ b/internal/ios/ios.go
@@ -1,3 +1,4 @@
+// Package ios boots and prepares an iOS simulator for testing via simctl.
 package ios
 
 import (