Chikka
Chikka , short for Chikka Text Messenger , is an Internet-based instant messaging application that supports free SMS or text messaging between online users and offline mobile subscribers . 
<triplet> Chikka <subj> instant messaging <obj> use <triplet> Chikka <subj> instant messaging <obj> use <triplet> SMS <subj> text messaging <obj> use <triplet> text messaging <subj> SMS <obj> uses