diff --git a/aw_watcher_window/config.py b/aw_watcher_window/config.py
index cfa2c7b..1e949e1 100644
--- a/aw_watcher_window/config.py
+++ b/aw_watcher_window/config.py
@@ -5,6 +5,7 @@
 default_config = """
 [aw-watcher-window]
 exclude_title = false
+exclude_titles = []
 poll_time = 1.0
 strategy_macos = "swift"
 """.strip()
@@ -19,6 +20,7 @@ def parse_args():
 
     default_poll_time = config["poll_time"]
     default_exclude_title = config["exclude_title"]
+    default_exclude_titles = config["exclude_titles"]
     default_strategy_macos = config["strategy_macos"]
 
     parser = argparse.ArgumentParser(
@@ -33,6 +35,13 @@ def parse_args():
         action="store_true",
         default=default_exclude_title,
     )
+    parser.add_argument(
+        "--exclude-titles",
+        dest="exclude_titles",
+        nargs='+',
+        default=default_exclude_titles,
+        help="List of regular expression patterns to exclude from tracking. Each pattern can match any part of a window title. Use standard regex syntax. For example, to exclude windows containing 'Game', simply use 'Game'. Can specify multiple patterns."
+    )
     parser.add_argument("--verbose", dest="verbose", action="store_true")
     parser.add_argument(
         "--poll-time", dest="poll_time", type=float, default=default_poll_time
diff --git a/aw_watcher_window/main.py b/aw_watcher_window/main.py
index 79b23bd..c3c133a 100644
--- a/aw_watcher_window/main.py
+++ b/aw_watcher_window/main.py
@@ -1,5 +1,6 @@
 import logging
 import os
+import re
 import signal
 import subprocess
 import sys
@@ -22,7 +23,6 @@
 if log_level:
     logger.setLevel(logging.__getattribute__(log_level.upper()))
 
-
 def kill_process(pid):
     logger.info("Killing process {}".format(pid))
     try:
@@ -30,7 +30,6 @@ def kill_process(pid):
     except ProcessLookupError:
         logger.info("Process {} already dead".format(pid))
 
-
 def main():
     args = parse_args()
 
@@ -92,10 +91,10 @@ def main():
                 poll_time=args.poll_time,
                 strategy=args.strategy,
                 exclude_title=args.exclude_title,
+                exclude_titles=[try: re.compile(title, re.IGNORECASE) except re.error: re.compile(re.escape(title), re.IGNORECASE) for title in args.exclude_titles]
             )
 
-
-def heartbeat_loop(client, bucket_id, poll_time, strategy, exclude_title=False):
+def heartbeat_loop(client, bucket_id, poll_time, strategy, exclude_title=False, exclude_titles=[]):
     while True:
         if os.getppid() == 1:
             logger.info("window-watcher stopped because parent process died")
@@ -128,6 +127,10 @@ def heartbeat_loop(client, bucket_id, poll_time, strategy, exclude_title=False):
         if current_window is None:
             logger.debug("Unable to fetch window, trying again on next poll")
         else:
+            for pattern in exclude_titles:
+                if pattern.search(current_window["title"]):
+                    current_window["title"] = "excluded"
+
             if exclude_title:
                 current_window["title"] = "excluded"
 
@@ -141,4 +144,4 @@ def heartbeat_loop(client, bucket_id, poll_time, strategy, exclude_title=False):
                 bucket_id, current_window_event, pulsetime=poll_time + 1.0, queued=True
             )
 
-        sleep(poll_time)
+        sleep(poll_time)
\ No newline at end of file