Digital Trends – Since HPâs TouchPad firesale brought prices on the tablet down as low as $99, a number of you have picked one up, and so have we. Since HP chose to use its own proprietary webOS operating system, not all of your favorite apps may be here, but fear not. Weâre here to help. There are a number of great apps specifically built for the TouchPad, perhaps more than Android tablets currently offer. Below are a few of our favorites.