diff --git a/homeassistant/components/ps4/__init__.py b/homeassistant/components/ps4/__init__.py
index d2c6e9859de..2a7a667088e 100644
--- a/homeassistant/components/ps4/__init__.py
+++ b/homeassistant/components/ps4/__init__.py
@@ -157,9 +157,9 @@ def format_unique_id(creds, mac_address):
     return f"{mac_address}_{suffix}"
 
 
-def load_games(hass: HomeAssistantType) -> dict:
+def load_games(hass: HomeAssistantType, unique_id: str) -> dict:
     """Load games for sources."""
-    g_file = hass.config.path(GAMES_FILE)
+    g_file = hass.config.path(GAMES_FILE.format(unique_id))
     try:
         games = load_json(g_file, dict)
     except HomeAssistantError as error:
@@ -172,20 +172,20 @@ def load_games(hass: HomeAssistantType) -> dict:
 
     # If file exists
     if os.path.isfile(g_file):
-        games = _reformat_data(hass, games)
+        games = _reformat_data(hass, games, unique_id)
     return games
 
 
-def save_games(hass: HomeAssistantType, games: dict):
+def save_games(hass: HomeAssistantType, games: dict, unique_id: str):
     """Save games to file."""
-    g_file = hass.config.path(GAMES_FILE)
+    g_file = hass.config.path(GAMES_FILE.format(unique_id))
     try:
         save_json(g_file, games)
     except OSError as error:
         _LOGGER.error("Could not save game list, %s", error)
 
 
-def _reformat_data(hass: HomeAssistantType, games: dict) -> dict:
+def _reformat_data(hass: HomeAssistantType, games: dict, unique_id: str) -> dict:
     """Reformat data to correct format."""
     data_reformatted = False
 
@@ -204,7 +204,7 @@ def _reformat_data(hass: HomeAssistantType, games: dict) -> dict:
             _LOGGER.debug("Reformatting media data for item: %s, %s", game, data)
 
     if data_reformatted:
-        save_games(hass, games)
+        save_games(hass, games, unique_id)
     return games
 
 
diff --git a/homeassistant/components/ps4/const.py b/homeassistant/components/ps4/const.py
index 779da61ca48..0974286ebe8 100644
--- a/homeassistant/components/ps4/const.py
+++ b/homeassistant/components/ps4/const.py
@@ -5,7 +5,7 @@ DEFAULT_NAME = "PlayStation 4"
 DEFAULT_REGION = "United States"
 DEFAULT_ALIAS = "Home-Assistant"
 DOMAIN = "ps4"
-GAMES_FILE = ".ps4-games.json"
+GAMES_FILE = ".ps4-games.{}.json"
 PS4_DATA = "ps4_data"
 
 COMMANDS = ("up", "down", "right", "left", "enter", "back", "option", "ps", "ps_hold")
diff --git a/homeassistant/components/ps4/media_player.py b/homeassistant/components/ps4/media_player.py
index 39b60be0493..9bd4ddbefbe 100644
--- a/homeassistant/components/ps4/media_player.py
+++ b/homeassistant/components/ps4/media_player.py
@@ -163,7 +163,7 @@ class PS4Device(MediaPlayerEntity):
         status = self._ps4.status
 
         if status is not None:
-            self._games = load_games(self.hass)
+            self._games = load_games(self.hass, self._unique_id)
             if self._games:
                 self.get_source_list()
 
@@ -300,7 +300,7 @@ class PS4Device(MediaPlayerEntity):
                 self._media_image,
                 self._media_type,
             )
-            self._games = load_games(self.hass)
+            self._games = load_games(self.hass, self._unique_id)
 
         self.get_source_list()
 
@@ -324,7 +324,7 @@ class PS4Device(MediaPlayerEntity):
                 }
             }
             games.update(game)
-            save_games(self.hass, games)
+            save_games(self.hass, games, self._unique_id)
 
     async def async_get_device_info(self, status):
         """Set device info for registry."""
diff --git a/tests/components/ps4/test_init.py b/tests/components/ps4/test_init.py
index 7f7eff33ebb..75a983cc97a 100644
--- a/tests/components/ps4/test_init.py
+++ b/tests/components/ps4/test_init.py
@@ -201,7 +201,7 @@ def test_games_reformat_to_dict(hass):
     ), patch("homeassistant.components.ps4.save_json", side_effect=MagicMock()), patch(
         "os.path.isfile", return_value=True
     ):
-        mock_games = ps4.load_games(hass)
+        mock_games = ps4.load_games(hass, MOCK_ENTRY_ID)
 
     # New format is a nested dict.
     assert isinstance(mock_games, dict)
@@ -223,7 +223,7 @@ def test_load_games(hass):
     ), patch("homeassistant.components.ps4.save_json", side_effect=MagicMock()), patch(
         "os.path.isfile", return_value=True
     ):
-        mock_games = ps4.load_games(hass)
+        mock_games = ps4.load_games(hass, MOCK_ENTRY_ID)
 
     assert isinstance(mock_games, dict)
 
@@ -242,7 +242,7 @@ def test_loading_games_returns_dict(hass):
     ), patch("homeassistant.components.ps4.save_json", side_effect=MagicMock()), patch(
         "os.path.isfile", return_value=True
     ):
-        mock_games = ps4.load_games(hass)
+        mock_games = ps4.load_games(hass, MOCK_ENTRY_ID)
 
     assert isinstance(mock_games, dict)
     assert not mock_games
@@ -252,7 +252,7 @@ def test_loading_games_returns_dict(hass):
     ), patch("homeassistant.components.ps4.save_json", side_effect=MagicMock()), patch(
         "os.path.isfile", return_value=True
     ):
-        mock_games = ps4.load_games(hass)
+        mock_games = ps4.load_games(hass, MOCK_ENTRY_ID)
 
     assert isinstance(mock_games, dict)
     assert not mock_games
@@ -260,7 +260,7 @@ def test_loading_games_returns_dict(hass):
     with patch("homeassistant.components.ps4.load_json", return_value=[]), patch(
         "homeassistant.components.ps4.save_json", side_effect=MagicMock()
     ), patch("os.path.isfile", return_value=True):
-        mock_games = ps4.load_games(hass)
+        mock_games = ps4.load_games(hass, MOCK_ENTRY_ID)
 
     assert isinstance(mock_games, dict)
     assert not mock_games