HTC’s great aluminum hope, the HTC One, will be available on AT&T beginning April 19, with pre-orders starting April 4. The smartphone will cost $199.99 with a two-year agreement for the 32GB variety, with a 64GB version for $299.99 on a two-year contract, a U.S. launch exclusive for AT&T. Pre-orders for the phone start at 1 P.M. Central Time on April 4, if you’re marking your calendars.