diff --git a/connect_gui.py b/connect_gui.py
index 8c10c69..65990c5 100644
--- a/connect_gui.py
+++ b/connect_gui.py
@@ -2,3 +2,4 @@
 
 def connect_gui(app):
     app.main_window.openFile.triggered.connect(app.file_actions.open_files)
+    app.main_window.saveFile.triggered.connect(app.file_actions.save_current_file)
diff --git a/file.py b/file.py
index 3182824..e456900 100644
--- a/file.py
+++ b/file.py
@@ -16,10 +16,23 @@ class FileActions:
 
         if dialog.exec():
             for file_path in dialog.selectedFiles():
-                self.app.open_files.append(File(self.app, file_path, file_path.split("/")[-1]))
                 if not file_path in self.app.open_files:  # dont open file twice
                     self.app.open_files[file_path] = File(self.app, file_path, file_path.split("/")[-1])
 
+    def save_file(self, path):
+        oz_string = self.app.open_files[path].content_binary_input.toPlainText()
+        data = self.app.utils.oz_string_to_bstring(oz_string)
+
+        file = open(path, "wb")
+        file.write(data)
+        file.close()
+
+    def save_current_file(self):
+        current_tab = self.app.main_window.openFileTabs.currentWidget()
+        current_file_path = current_tab.objectName()
+
+        self.save_file(current_file_path)
+
 
 class File:
     def __init__(self, app, path, name):
@@ -35,7 +48,7 @@ class File:
         self.content = file_content
 
         # the widget that contains all the file content
-        self.content_widget = QWidget(self.app.main_window.openFileTabs)
+        self.content_widget = QWidget(self.app.main_window.openFileTabs, objectName=path)
         self.content_widget_layout = QVBoxLayout()
 
         self.content_binary_input = QPlainTextEdit(self.content_widget)
diff --git a/gui/raw_ui/main_window.ui b/gui/raw_ui/main_window.ui
index a765abd..821a9fd 100644
--- a/gui/raw_ui/main_window.ui
+++ b/gui/raw_ui/main_window.ui
@@ -38,6 +38,7 @@
      <string>File</string>
     </property>
     <addaction name="openFile"/>
+    <addaction name="saveFile"/>
    </widget>
    <addaction name="fileMenu"/>
   </widget>
@@ -59,6 +60,14 @@
     <bool>true</bool>
    </property>
   </action>
+  <action name="saveFile">
+   <property name="text">
+    <string>Save</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+S</string>
+   </property>
+  </action>
  </widget>
  <resources/>
  <connections/>
diff --git a/utils.py b/utils.py
index eb576ca..0a802f7 100644
--- a/utils.py
+++ b/utils.py
@@ -18,3 +18,15 @@ class Utils:
         oz_string = " ".join(oz_bytes)
 
         return oz_string
+
+    def oz_string_to_bstring(self, oz_string):  # convert a string of zeroes and ones to a binary string
+        oz_bytes = oz_string.split()
+
+        bytes_int = []
+
+        for byte in oz_bytes:
+            bytes_int.append(int(byte, 2))
+
+        binary_string = bytes(bytes_int)
+
+        return binary_string