diff --git a/py/kubeflow/testing/tools/applications.py b/py/kubeflow/testing/tools/applications.py
deleted file mode 100644
index 963468f32..000000000
--- a/py/kubeflow/testing/tools/applications.py
+++ /dev/null
@@ -1,86 +0,0 @@
-"""A CLI for updating YAML files defining application CRs.
-
-This tool makes it easier to update and maintain the Application CRs
-for each application.
-"""
-
-import fire
-import logging
-import os
-import yaml
-
-class AppManager:
-  @staticmethod
-  def update(version, directory=None):
-    """Update the application resources to the specified version.
-
-    Args:
-      version: The version to set
-      directory: (Optional). Directory to run in defaults to current directory.
-    """
-
-    # coerce version to a string
-    # This is because versions like "0.2" should be valid
-    # but Fire will convert them to a float and when they get dumped to
-    # yaml they will be treated as a float which will cause problems
-    # with K8s since k8s only allows string labels
-    version = str(version)
-    if not directory:
-      directory = os.getcwd()
-
-    logging.info(f"Looking for application.yaml files in {directory}")
-
-    for base, _, files in os.walk(directory):
-      for f in files:
-        if f != "application.yaml":
-          continue
-
-        path = os.path.join(base, f)
-
-        logging.info(f"Processing {path}")
-
-        with open(path) as hf:
-          app = yaml.load(hf)
-
-        labels = app["spec"]["selector"]["matchLabels"]
-        app_name = labels.get("app.kubernetes.io/name", "")
-
-        labels["app.kubernetes.io/version"] = version
-        labels["app.kubernetes.io/instance"] = (
-          f"{app_name}-{version}")
-
-        with open(path, "w") as hf:
-          yaml.dump(app, hf)
-
-        # We also need to modify the kustomization file to add the labels
-        kustomization_path = os.path.join(base, "kustomization.yaml")
-
-        if not os.path.exists(kustomization_path):
-          logging.warning(f"kustomizatin file: {kustomization_path} doesn't "
-                          f"exist")
-
-        with open(kustomization_path) as hf:
-          kustomize = yaml.load(hf)
-
-        if "commonLabels" not in kustomize:
-          kustomize["commonLabels"] = {}
-
-        # Include the version in quotes because we want it to be interpreted
-        kustomize["commonLabels"]["app.kubernetes.io/version"] = version
-        kustomize["commonLabels"]["app.kubernetes.io/instance"] = (
-          f"{app_name}-{version}")
-
-        logging.info(f"Updating {kustomization_path}")
-
-        with open(kustomization_path, "w") as hf:
-          yaml.dump(kustomize, hf)
-
-if __name__ == "__main__":
-
-  logging.basicConfig(level=logging.INFO,
-                      format=('%(levelname)s|%(asctime)s'
-                              '|%(message)s|%(pathname)s|%(lineno)d|'),
-                      datefmt='%Y-%m-%dT%H:%M:%S',
-                      )
-
-  fire.Fire(AppManager)