diff --git a/epyt_flow/utils.py b/epyt_flow/utils.py
index 9e5c4a2..9021a9c 100644
--- a/epyt_flow/utils.py
+++ b/epyt_flow/utils.py
@@ -105,7 +105,7 @@ def plot_timeseries_prediction(y: np.ndarray, y_pred: np.ndarray,
         plt.show()
 
 
-def download_if_necessary(download_path: str, url: str) -> None:
+def download_if_necessary(download_path: str, url: str, verbose: bool = True) -> None:
     """
     Downloads a file from a given URL if it does not already exist in a given path.
 
@@ -116,18 +116,27 @@ def download_if_necessary(download_path: str, url: str) -> None:
         the provided 'url' and stored in 'download_dir'.
     url : `str`
         Web-URL.
+    verbose : `bool`, optional
+        If True, a progress bar is shown while downloading the file.
+
+        The default is True.
     """
     if not os.path.isfile(download_path):
-        response = requests.get(url, stream=True, allow_redirects=True, timeout=1000)
-        content_length = int(response.headers.get('content-length', 0))
-        with open(download_path, "wb") as file, tqdm(desc=download_path,
-                                                     total=content_length,
-                                                     unit='B',
-                                                     unit_scale=True,
-                                                     unit_divisor=1024) as progress_bar:
-            for data in response.iter_content(chunk_size=1024):
-                size = file.write(data)
-                progress_bar.update(size)
+        response = requests.get(url, stream=verbose, allow_redirects=True, timeout=1000)
+
+        if verbose is True:
+            content_length = int(response.headers.get('content-length', 0))
+            with open(download_path, "wb") as file, tqdm(desc=download_path,
+                                                         total=content_length,
+                                                         unit='B',
+                                                         unit_scale=True,
+                                                         unit_divisor=1024) as progress_bar:
+                for data in response.iter_content(chunk_size=1024):
+                    size = file.write(data)
+                    progress_bar.update(size)
+        else:
+            with open(download_path, "wb") as f_out:
+                f_out.write(response.content)
 
 
 def create_path_if_not_exist(path_in: str) -> None: