diff --git a/controller.py b/controller.py
index 054f0d6c..f00dafbd 100644
--- a/controller.py
+++ b/controller.py
@@ -69,6 +69,8 @@ def sendMicMessage(message):
         if model.checkKeywords(message):
             view.printToTextbox_DetectedByWordFilter(detected_message=message)
             return
+        elif model.detectRepeatSendMessage(message):
+            return
         elif config.ENABLE_TRANSLATION is False:
             pass
         else:
@@ -134,7 +136,9 @@ def stopThreadingTranscriptionSendMessageOnOpenConfigWindow():
 def receiveSpeakerMessage(message):
     if len(message) > 0:
         translation = ""
-        if config.ENABLE_TRANSLATION is False:
+        if model.detectRepeatReceiveMessage(message):
+            return
+        elif config.ENABLE_TRANSLATION is False:
             pass
         else:
             translation, success = model.getOutputTranslate(message)
diff --git a/model.py b/model.py
index 0f844182..c223444b 100644
--- a/model.py
+++ b/model.py
@@ -65,6 +65,8 @@ class Model:
         self.speaker_audio_recorder = None
         self.speaker_energy_recorder = None
         self.speaker_energy_plot_progressbar = None
+        self.previous_send_message = ""
+        self.previous_receive_message = ""
         self.translator = Translator()
         self.keyword_processor = KeywordProcessor()
 
@@ -197,6 +199,20 @@ class Model:
     def checkKeywords(self, message):
         return len(self.keyword_processor.extract_keywords(message)) != 0
 
+    def detectRepeatSendMessage(self, message):
+        repeat_flag = False
+        if self.previous_send_message == message:
+            repeat_flag = True
+        self.previous_send_message = message
+        return repeat_flag
+
+    def detectRepeatReceiveMessage(self, message):
+        repeat_flag = False
+        if self.previous_receive_message == message:
+            repeat_flag = True
+        self.previous_receive_message = message
+        return repeat_flag
+
     @staticmethod
     def oscStartSendTyping():
         sendTyping(True, config.OSC_IP_ADDRESS, config.OSC_PORT)