I didn't know about it. Downloaded I and would to learn what's advantages of telegram vs the what's app free except I did find one friend who moved to Georgia and that may be why I never heard from her after I sent her a Xmas in 2014. Please educate consumers and I would like to help right reviews about the differences of relying on my cell phone contacts. please remember I only started using smartphones at age 52 years of age and they aren't are plenty of people not yet have cell phones.