DevStat app
DevStat is System tool that is open source under the Apache-2.0 license.DevStat aims to help you debug a number device issues like identifying various features you request in your AndroidManifest.xml with required="true" which can prevent your app from appearing in the store for particular devices. It offers you a handy way of getting device data from a client or user through an email, which the user is able to see and edit prior to sending.