diff --git a/Classes/BITCrashManager.m b/Classes/BITCrashManager.m
index 38c614242c..f84f8d402d 100644
--- a/Classes/BITCrashManager.m
+++ b/Classes/BITCrashManager.m
@@ -33,6 +33,7 @@
 #import <UIKit/UIKit.h>
 #import "HockeySDK.h"
 #import "HockeySDKPrivate.h"
+#import "BITHockeyHelper.h"
 
 #import "BITCrashManagerPrivate.h"
 #import "BITCrashReportTextFormatter.h"
@@ -64,7 +65,6 @@
 
 @synthesize fileManager = _fileManager;
 
-
 - (id)initWithAppIdentifier:(NSString *)appIdentifier {
   if ((self = [super init])) {
     _updateURL = BITHOCKEYSDK_URL;
@@ -398,9 +398,7 @@
         [self.delegate crashManagerWillShowSubmitCrashReportAlert:self];
       }
       
-      NSString *appName = [[[NSBundle mainBundle] localizedInfoDictionary] objectForKey:@"CFBundleDisplayName"];
-      if (!appName)
-        appName = [[NSBundle mainBundle] objectForInfoDictionaryKey:@"CFBundleDisplayName"] ?: BITHockeyLocalizedString(@"HockeyAppNamePlaceholder");
+      NSString *appName = bit_appName(BITHockeyLocalizedString(@"HockeyAppNamePlaceholder"));
       NSString *alertDescription = [NSString stringWithFormat:BITHockeyLocalizedString(@"CrashDataFoundAnonymousDescription"), appName];
       
       // the crash report is not anynomous any more if username or useremail are not nil
@@ -546,6 +544,7 @@
       NSString *useremail = @"";
       NSString *applicationLog = @"";
       NSString *description = @"";
+      NSString *installString = bit_appAnonID() ?: @"";
       
       NSString *errorString = nil;
       NSPropertyListFormat format;
@@ -569,7 +568,7 @@
         description = [NSString stringWithFormat:@"%@", applicationLog];
       }
       
-      [crashes appendFormat:@"<crash><applicationname>%s</applicationname><uuids>%@</uuids><bundleidentifier>%@</bundleidentifier><systemversion>%@</systemversion><platform>%@</platform><senderversion>%@</senderversion><version>%@</version><uuid>%@</uuid><log><![CDATA[%@]]></log><userid>%@</userid><contact>%@</contact><description><![CDATA[%@]]></description></crash>",
+      [crashes appendFormat:@"<crash><applicationname>%s</applicationname><uuids>%@</uuids><bundleidentifier>%@</bundleidentifier><systemversion>%@</systemversion><platform>%@</platform><senderversion>%@</senderversion><version>%@</version><uuid>%@</uuid><log><![CDATA[%@]]></log><username>%@</username><contact>%@</contact><installstring>%@</installstring><description><![CDATA[%@]]></description></crash>",
        [[[NSBundle mainBundle] objectForInfoDictionaryKey:@"CFBundleExecutable"] UTF8String],
        [self extractAppUUIDs:report],
        report.applicationInfo.applicationIdentifier,
@@ -581,6 +580,7 @@
        [crashLogString stringByReplacingOccurrencesOfString:@"]]>" withString:@"]]" @"]]><![CDATA[" @">" options:NSLiteralSearch range:NSMakeRange(0,crashLogString.length)],
        username,
        useremail,
+       installString,
        [description stringByReplacingOccurrencesOfString:@"]]>" withString:@"]]" @"]]><![CDATA[" @">" options:NSLiteralSearch range:NSMakeRange(0,description.length)]];
       
       
diff --git a/Classes/BITHockeyHelper.h b/Classes/BITHockeyHelper.h
index a7b48cc399..5143e7a1b7 100644
--- a/Classes/BITHockeyHelper.h
+++ b/Classes/BITHockeyHelper.h
@@ -33,6 +33,9 @@
 NSString *bit_URLEncodedString(NSString *inputString);
 NSString *bit_URLDecodedString(NSString *inputString);
 NSComparisonResult bit_versionCompare(NSString *stringA, NSString *stringB);
+NSString *bit_encodeAppIdentifier(NSString *inputString);
+NSString *bit_appName(NSString *placeHolderString);
+NSString *bit_appAnonID(void);
 
 /* UIImage helpers */
 UIImage *bit_roundedCornerImage(UIImage *inputImage, NSInteger cornerSize, NSInteger borderSize);
diff --git a/Classes/BITHockeyHelper.m b/Classes/BITHockeyHelper.m
index 7f5c875f29..33982ec68a 100644
--- a/Classes/BITHockeyHelper.m
+++ b/Classes/BITHockeyHelper.m
@@ -74,6 +74,44 @@ NSComparisonResult bit_versionCompare(NSString *stringA, NSString *stringB) {
   return result;
 }
 
+NSString *bit_encodeAppIdentifier(NSString *inputString) {
+  return (inputString ? bit_URLEncodedString(inputString) : bit_URLEncodedString([[NSBundle mainBundle] objectForInfoDictionaryKey:@"CFBundleIdentifier"]));
+}
+
+NSString *bit_appName(NSString *placeHolderString) {
+  NSString *appName = [[[NSBundle mainBundle] localizedInfoDictionary] objectForKey:@"CFBundleDisplayName"];
+  if (!appName)
+    appName = [[NSBundle mainBundle] objectForInfoDictionaryKey:@"CFBundleDisplayName"] ?: placeHolderString;
+  
+  return appName;
+}
+
+NSString *bit_appAnonID(void) {
+  // try to new iOS6 identifierForAdvertising
+  Class advertisingClass = NSClassFromString(@"ASIdentifierManager");
+	if (advertisingClass) {
+    id adInstance = [advertisingClass performSelector:NSSelectorFromString(@"sharedManager")];
+    
+    SEL adidSelector = NSSelectorFromString(@"advertisingIdentifier");
+    return [[adInstance performSelector:adidSelector] performSelector:NSSelectorFromString(@"UUIDString")];
+  }
+  
+  // try to new iOS6 identifierForVendor, in case ASIdentifierManager is not linked
+  SEL vendoridSelector = NSSelectorFromString(@"identifierForVendor");
+  if ([[UIDevice currentDevice] respondsToSelector:vendoridSelector]) {
+    return [[[UIDevice currentDevice] performSelector:vendoridSelector] performSelector:NSSelectorFromString(@"UUIDString")];
+  }
+  
+  // use app bundle path
+  NSArray *pathComponents = [[[NSBundle mainBundle] bundlePath] pathComponents];
+  
+  if ([pathComponents count] > 1) {
+    return [pathComponents objectAtIndex:(pathComponents.count - 2)];
+  }
+  
+  return nil;
+}
+
 
 #pragma mark UIImage private helpers