Comedian Paul F. Tompkins reviews Sleep Machine, an app that lulls users into rest and relaxation with ambient sounds — from lapping waves on the beach to morning birds to the hum of a running dishwasher or fan.
WNYC 93.9 FM and AM 820 are New York's flagship public radio
stations, broadcasting the finest programs from NPR and PRI, as well as a wide range of award-winning local
programming. WNYC is a division of
New York Public Radio.