Don't have Telegram yet? Try it now!
https://calacanis.com/2012/02/28/how-we-filled-our-ios-app-to-free-and-hit-the-top-10-in-24-hours-chart-httpjc-isyvmoki/
How we filled our iOS App to free and hit the top 10 in 24 hours (chart) http://jc.is/yVMokI