768
You can also try [BugSense] Reason: Spam Redirect to another url. BugSense collects and analyzed all crash reports and gives you meaningful and visual reports. It's free and it's only 1 line of code in order to integrate.
Disclaimer: I am a co-founder
I see that the question is too old, and hope my answer is helpful for others having the same issue...
Give Crashlytics a try. It will give indepth insight into all the crashes on all the devices having your application and send a notification to you through email..And the best part is its completely free to use..