diff --git a/.gitmodules b/.gitmodules
index 02fd65d..bd7b873 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -7,3 +7,6 @@
 [submodule "mbedtls"]
 	path = mbedtls
 	url = https://github.com/ARMmbed/mbedtls.git
+[submodule "compareToVersion"]
+	path = compareToVersion
+	url = https://github.com/stijnster/NSString-compareToVersion.git
diff --git a/Steam IM.xcodeproj/project.pbxproj b/Steam IM.xcodeproj/project.pbxproj
index 64dddfb..6467808 100644
--- a/Steam IM.xcodeproj/project.pbxproj	
+++ b/Steam IM.xcodeproj/project.pbxproj	
@@ -18,6 +18,7 @@
 		3BF9F90915D5E31E00322064 /* AISteamPlugin.m in Sources */ = {isa = PBXBuildFile; fileRef = 3BF9F90815D5E31E00322064 /* AISteamPlugin.m */; };
 		B1AD2210183D3043008163E2 /* libz.dylib in Frameworks */ = {isa = PBXBuildFile; fileRef = B1AD220F183D3043008163E2 /* libz.dylib */; };
 		CD321DDF182E5AA8003B36A8 /* Security.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = CD321DDE182E5AA8003B36A8 /* Security.framework */; };
+		CD81A0511C59821500E6E652 /* NSString+CompareToVersion.m in Sources */ = {isa = PBXBuildFile; fileRef = CD81A0501C59821500E6E652 /* NSString+CompareToVersion.m */; };
 		CD8B2F6118CCB997007B4808 /* libsteam.c in Sources */ = {isa = PBXBuildFile; fileRef = CD8B2F5C18CCB997007B4808 /* libsteam.c */; };
 		CD8B2F6218CCB997007B4808 /* steam_connection.c in Sources */ = {isa = PBXBuildFile; fileRef = CD8B2F5E18CCB997007B4808 /* steam_connection.c */; };
 		CDB1381E1B93ACDC00E6E652 /* libmbedcrypto.a in Frameworks */ = {isa = PBXBuildFile; fileRef = CDB1381D1B93ACDC00E6E652 /* libmbedcrypto.a */; };
@@ -52,6 +53,8 @@
 		B1AD220F183D3043008163E2 /* libz.dylib */ = {isa = PBXFileReference; lastKnownFileType = "compiled.mach-o.dylib"; name = libz.dylib; path = usr/lib/libz.dylib; sourceTree = SDKROOT; };
 		CD321D94182E51F4003B36A8 /* glib-headers */ = {isa = PBXFileReference; lastKnownFileType = folder; path = "glib-headers"; sourceTree = "<group>"; };
 		CD321DDE182E5AA8003B36A8 /* Security.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Security.framework; path = System/Library/Frameworks/Security.framework; sourceTree = SDKROOT; };
+		CD81A04F1C59821500E6E652 /* NSString+CompareToVersion.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = "NSString+CompareToVersion.h"; path = "compareToVersion/Library/NSString+CompareToVersion.h"; sourceTree = "<group>"; };
+		CD81A0501C59821500E6E652 /* NSString+CompareToVersion.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = "NSString+CompareToVersion.m"; path = "compareToVersion/Library/NSString+CompareToVersion.m"; sourceTree = "<group>"; };
 		CD8B2F5818CCB972007B4808 /* libsteamworks.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = libsteamworks.cpp; path = opensteamworks/libsteamworks.cpp; sourceTree = "<group>"; };
 		CD8B2F5918CCB972007B4808 /* libsteamworks.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = libsteamworks.h; path = opensteamworks/libsteamworks.h; sourceTree = "<group>"; };
 		CD8B2F5C18CCB997007B4808 /* libsteam.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; name = libsteam.c; path = "opensteamworks/steam-mobile/libsteam.c"; sourceTree = "<group>"; };
@@ -111,6 +114,7 @@
 			children = (
 				CD448AD7182E43C600954074 /* pidgin-opensteamworks */,
 				3BF9F90015D5E31E00322064 /* Steam IM */,
+				CD81A04E1C597F0B00E6E652 /* CompareToVersion */,
 				3BF9F8FB15D5E31E00322064 /* Frameworks */,
 				3B4BC5C815D8DA8100FB6876 /* Products */,
 			);
@@ -164,6 +168,15 @@
 			name = "pidgin-opensteamworks";
 			sourceTree = "<group>";
 		};
+		CD81A04E1C597F0B00E6E652 /* CompareToVersion */ = {
+			isa = PBXGroup;
+			children = (
+				CD81A04F1C59821500E6E652 /* NSString+CompareToVersion.h */,
+				CD81A0501C59821500E6E652 /* NSString+CompareToVersion.m */,
+			);
+			name = CompareToVersion;
+			sourceTree = "<group>";
+		};
 		CD8B2F5B18CCB986007B4808 /* steam-mobile */ = {
 			isa = PBXGroup;
 			children = (
@@ -297,6 +310,7 @@
 			files = (
 				3BF9F90915D5E31E00322064 /* AISteamPlugin.m in Sources */,
 				CD8B2F6118CCB997007B4808 /* libsteam.c in Sources */,
+				CD81A0511C59821500E6E652 /* NSString+CompareToVersion.m in Sources */,
 				CD8B2F6218CCB997007B4808 /* steam_connection.c in Sources */,
 				3B1DDB0F15D8595700FA3B0E /* ESPurpleSteamAccount.m in Sources */,
 				CDCA35B219CEEF0F00E6E652 /* SteamSettingsViewController.m in Sources */,
diff --git a/Steam IM/AISteamPlugin.m b/Steam IM/AISteamPlugin.m
index f542749..4f2874a 100644
--- a/Steam IM/AISteamPlugin.m	
+++ b/Steam IM/AISteamPlugin.m	
@@ -11,6 +11,7 @@
 #import "ESSteamService.h"
 #import "libsteam.h"
 #import "mbedtls/version.h"
+#import "NSString+CompareToVersion.h"
 
 #import <Adium/ESDebugAILog.h>
 
@@ -38,6 +39,30 @@ - (void)loadLibpurplePlugin
         MBEDTLS_VERSION_STRING_FULL", "
         "pidgin-opensteamworks "STEAM_PLUGIN_VERSION
         ")",[[self pluginVersion] UTF8String]);
+
+  [self updateCheck];
+}
+
+- (void) updateCheck
+{
+    NSString *url_updateCheck = @"https://api.github.com/repos/tripplet/Adium-Steam-IM/releases/latest";
+
+    NSURLRequest *request = [[NSURLRequest alloc] initWithURL:[NSURL URLWithString:url_updateCheck]];
+    __block NSDictionary *json;
+
+    [NSURLConnection sendAsynchronousRequest:request
+                                       queue:[NSOperationQueue mainQueue]
+                           completionHandler:^(NSURLResponse *response, NSData *data, NSError *connectionError)
+     {
+         json = [NSJSONSerialization JSONObjectWithData:data options:0 error:nil];
+
+         NSString *latestVersion = [json objectForKey:@"name"];
+         BOOL isPrerelease = [[json objectForKey:@"prerelease"] boolValue];
+
+         if (!isPrerelease && [[self pluginVersion] isOlderThanVersion:latestVersion]) {
+             AILog(@"SteamIM plugin update available");
+         }
+     }];
 }
 
 - (NSString *)pluginAuthor
diff --git a/Steam IM/SteamSettingsViewController.h b/Steam IM/SteamSettingsViewController.h
index 297dd5a..1d5d8da 100644
--- a/Steam IM/SteamSettingsViewController.h	
+++ b/Steam IM/SteamSettingsViewController.h	
@@ -2,9 +2,7 @@
 //  SteamSettingsViewController.h
 //  Steam IM
 //
-//  Created by Tobias Tangemann on 21.09.14.
-//  Copyright (c) 2014 Hermi. All rights reserved.
-//
+//  Created by Tobias Tangemann on 21.09.14
 
 #import <Cocoa/Cocoa.h>
 #import <AdiumLibpurple/PurpleAccountViewController.h>
diff --git a/Steam IM/SteamSettingsViewController.m b/Steam IM/SteamSettingsViewController.m
index 8acd9bb..d008582 100644
--- a/Steam IM/SteamSettingsViewController.m	
+++ b/Steam IM/SteamSettingsViewController.m	
@@ -2,9 +2,7 @@
 //  SteamSettingsViewController.m
 //  Steam IM
 //
-//  Created by Tobias Tangemann on 21.09.14.
-//  Copyright (c) 2014 Hermi. All rights reserved.
-//
+//  Created by Tobias Tangemann on 21.09.14
 
 #import "SteamSettingsViewController.h"
 #import <AdiumLibpurple/CBPurpleAccount.h>
diff --git a/compareToVersion b/compareToVersion
new file mode 160000
index 0000000..79eeb71
--- /dev/null
+++ b/compareToVersion
@@ -0,0 +1 @@
+Subproject commit 79eeb7123726e29c651c5b37eb3d71fc53283c99