Define, "powerful" because WeChat is the only chat application I know if that has built-in government censorship. That sounds like the opposite of "powerful" to

Define, "powerful" because WeChat is the only chat application I know if that has built-in government censorship. That sounds like the opposite of "powerful" to me. "Enjoy chatting with your friends while the government of China monitors your every character and transaction!" ...unless you meant "powerful censorship and dissent-destroying spy capabilities."