The use of the Android application is the best and also you can just make the use of the various applications that is being provided by it for the phones that you are using. I am using the phone of the Samsung Galaxy and the phone is being said to be the best of the phones that is supporting the features of Android in it. And also I am using the application of the mailer in it so that all the mails that are being sent by me in this phone are being sent by me very fast by using the application of the mail in it. I have heard that you can make the use of Maildroid and K-9 application in the Android phones that I am using. Please help me out with this and give me the information for it.