Today’s featured promo on MacUpdate offers Doggiebox for US$19.99 (40% off, retail $39). “Doggiebox is a versatile drum machine that empowers you to create and manipulate percussion-based songs. With Doggiebox, you can create drum tracks in minutes, ranging from the realism of a human drummer on a full kit to imaginitively bizarre experimental pieces.” Doggiebox requires Mac OS X 10.4.11 or later.