Instant messaging app experiences one-day surge in signups and tops the US
iPhone download chart

The instant messaging app Telegram registered 70 million new users during Monday’s
Facebook blackout, its
Russian founder said, as people around the world flocked to the encrypted service.
“The daily growth rate of Telegram exceeded the norm by an order of magnitude, and we welcomed over 70 million refugees from other platforms in one day,” Pavel Durov wrote on his Telegram channel.