diff --git a/README.rst b/README.rst
index 6203c1b11..5a4dcec85 100644
--- a/README.rst
+++ b/README.rst
@@ -27,4 +27,5 @@ Notifications                      X             X                 X       X   X
 Text to speech                     X             X                 X       X   X
 Email (open mail client)                         X
 Vibrator                                         X
+Unique ID (IMEI or SN)		   X		 X		   X       X   X
 ================================== ============= ============= === ======= === =====
diff --git a/plyer/__init__.py b/plyer/__init__.py
index 41ec578e2..43b6768db 100644
--- a/plyer/__init__.py
+++ b/plyer/__init__.py
@@ -4,7 +4,8 @@
 
 '''
 
-__all__ = ('accelerometer', 'camera', 'gps', 'notification', 'tts', 'email', 'vibrator')
+__all__ = ('accelerometer', 'camera', 'gps', 'notification', 
+			'tts', 'email', 'vibrator', 'uniqueid')
 __version__ = '1.1.2'
 
 from plyer import facades
@@ -37,3 +38,7 @@
 #: Vibrate proxy to :class:`plyer.facades.Vibrator`
 vibrator = Proxy(
     'vibrator', facades.Vibrator)
+
+#: UniqueID proxy to :class:`plyer.facades.UniqueID`
+uniqueid = Proxy(
+    'uniqueid', facades.UniqueID)
\ No newline at end of file
diff --git a/plyer/facades.py b/plyer/facades.py
index 2f5c10cd2..18c9c7420 100644
--- a/plyer/facades.py
+++ b/plyer/facades.py
@@ -261,3 +261,27 @@ def cancel(self):
 
     def _cancel(self, **kwargs):
         raise NotImplementedError()
+
+class UniqueID(object):
+    '''UniqueID facade.
+
+    .. note::
+    On Android your app needs the READ_PHONE_STATE permission and it returns IMEI.
+        Mac OSX > 10.5, it returns the serial number of the device,
+        Linux, it returns the serial number using lshw, and
+        Windows, it reads and returns MachineGUID from regkey.
+    '''
+
+    @property
+    def id(self):
+        '''Property that returns the unique id of the platform
+        '''
+        return self.get_uid()
+
+    def get_uid(self):
+        return self._get_uid()
+
+    # private
+
+    def _get_uid(self, **kwargs):
+        raise NotImplementedError()
diff --git a/plyer/platforms/android/uniqueid.py b/plyer/platforms/android/uniqueid.py
new file mode 100644
index 000000000..189f6490e
--- /dev/null
+++ b/plyer/platforms/android/uniqueid.py
@@ -0,0 +1,16 @@
+from jnius import autoclass, cast
+from plyer.platforms.android import activity
+from plyer.facades import UniqueID
+
+TelephonyManager = autoclass('android.telephony.TelephonyManager')
+Context = autoclass('android.content.Context')
+
+class AndroidUniqueID(UniqueID):
+
+    def _get_uid(self):
+        manager = cast('android.telephony.TelephonyManager', 
+            activity.getSystemService(Context.TELEPHONY_SERVICE))
+        return manager.getDeviceId()
+
+def instance():
+    return AndroidUniqueID()
\ No newline at end of file
diff --git a/plyer/platforms/linux/uniqueid.py b/plyer/platforms/linux/uniqueid.py
new file mode 100644
index 000000000..79cb4c2b3
--- /dev/null
+++ b/plyer/platforms/linux/uniqueid.py
@@ -0,0 +1,18 @@
+from subprocess import Popen, PIPE
+from plyer.facades import UniqueID
+
+class LinuxUniqueID(UniqueID):
+   	def _get_uid(self):
+		lshw_process = Popen(["lshw", "-quiet"], stdout=PIPE, stderr=PIPE)
+		grep_process = Popen(["grep", "-m1" ,"serial:"], 
+			stdin=lshw_process.stdout, stdout=PIPE)
+		lshw_process.stdout.close()
+		output = grep_process.communicate()[0]
+
+		if output:
+			return output.split()[1]
+		else:
+			return None
+
+def instance():
+	return LinuxUniqueID()
\ No newline at end of file
diff --git a/plyer/platforms/macosx/uniqueid.py b/plyer/platforms/macosx/uniqueid.py
new file mode 100644
index 000000000..008eea8fa
--- /dev/null
+++ b/plyer/platforms/macosx/uniqueid.py
@@ -0,0 +1,18 @@
+from subprocess import Popen, PIPE
+from plyer.facades import UniqueID
+
+class OSXUniqueID(UniqueID):
+   	def _get_uid(self):
+		ioreg_process = Popen(["ioreg", "-l"], stdout=PIPE)
+		grep_process = Popen(["grep", "IOPlatformSerialNumber"], 
+			stdin=ioreg_process.stdout, stdout=PIPE)
+		ioreg_process.stdout.close()
+		output = grep_process.communicate()[0]
+
+		if output:
+			return output.split()[3][1:-1]
+		else:
+			return None
+
+def instance():
+	return OSXUniqueID()
\ No newline at end of file
diff --git a/plyer/platforms/win/uniqueid.py b/plyer/platforms/win/uniqueid.py
new file mode 100644
index 000000000..ea52ad66e
--- /dev/null
+++ b/plyer/platforms/win/uniqueid.py
@@ -0,0 +1,20 @@
+try:
+    import _winreg as regedit
+except:
+    try:
+        import winreg as regedit
+    except:
+        raise NotImplemented()
+
+from plyer.facades import UniqueID
+
+class WinUniqueID(UniqueID):
+    
+    def _get_uid(self):
+        hKey = regedit.OpenKey(regedit.HKEY_LOCAL_MACHINE, 
+            r"SOFTWARE\\Microsoft\\Cryptography")
+        value, _ = regedit.QueryValueEx (hKey, "MachineGuid")
+        return value
+
+def instance():
+    return WinUniqueID()
\ No newline at end of file