diff --git a/src/spikeinterface/widgets/base.py b/src/spikeinterface/widgets/base.py
index b94167d2b7..26106c2457 100644
--- a/src/spikeinterface/widgets/base.py
+++ b/src/spikeinterface/widgets/base.py
@@ -47,6 +47,7 @@ def set_default_plotter_backend(backend):
     },
     "ephyviewer": {},
     "spikeinterface_gui": {},
+    "viewephys": {},
 }
 
 default_backend_kwargs = {
@@ -55,6 +56,7 @@ def set_default_plotter_backend(backend):
     "ipywidgets": {"width_cm": 25, "height_cm": 10, "display": True, "controllers": None},
     "ephyviewer": {},
     "spikeinterface_gui": {},
+    "viewephys": {},
 }
 
 
diff --git a/src/spikeinterface/widgets/tests/test_widgets.py b/src/spikeinterface/widgets/tests/test_widgets.py
index 5366fb864f..a2a167b1d8 100644
--- a/src/spikeinterface/widgets/tests/test_widgets.py
+++ b/src/spikeinterface/widgets/tests/test_widgets.py
@@ -95,7 +95,7 @@ def setUpClass(cls):
         cls.sorting_analyzer_sparse.compute("random_spikes")
         cls.sorting_analyzer_sparse.compute(extensions_to_compute, **job_kwargs)
 
-        cls.skip_backends = ["ipywidgets", "ephyviewer", "spikeinterface_gui"]
+        cls.skip_backends = ["ipywidgets", "ephyviewer", "spikeinterface_gui", "viewephys"]
         # cls.skip_backends = ["ipywidgets", "ephyviewer", "sortingview"]
 
         if ON_GITHUB and not KACHERY_CLOUD_SET:
diff --git a/src/spikeinterface/widgets/traces.py b/src/spikeinterface/widgets/traces.py
index d5bfe8caa4..ee4c0e4712 100644
--- a/src/spikeinterface/widgets/traces.py
+++ b/src/spikeinterface/widgets/traces.py
@@ -661,6 +661,21 @@ def plot_ephyviewer(self, data_plot, **backend_kwargs):
         win.show()
         app.exec()
 
+    def plot_viewephys(self, data_plot, **backend_kwargs):
+        from viewephys.gui import SpikeInterfaceViewer
+        import easyqc.qt
+        from ..preprocessing import depth_order
+
+        dp = to_attr(data_plot)
+        assert len(dp.recordings) == 1
+
+        recording = list(dp.recordings.values())[0]
+        recording = depth_order(recording)
+        app = easyqc.qt.create_app()
+        siv = SpikeInterfaceViewer(recording)  # TODO dict of recordings
+        self.siv = siv
+        app.exec()
+
 
 def _get_trace_list(recordings, channel_ids, time_range, segment_index, return_scaled=False, times=None):
     # function also used in ipywidgets plotter