Timed with April Fool’s Day, humor title MAD magazine released an iPad app into the iTunes store. While the app itself is free and includes exclusive content and features, new digital issues of the magazine sell in-app for $4.99, while back issues are priced at $1.99. Subscriptions are offered at $1.99 per issue, or an upfront annual fee of $9.99.

The Hollywood Reporter
launched a free Facebook app, The Hollywood Reporter Social Reader, that allows readers to read, share, like and comment on entertainment news, reviews, blog posts and videos from the magazine’s website within the Facebook platform.

Organic Gardening
has partnered with Safer Brand garden products to launch the free Planting Planner app, designed to help users research, plan and manage their gardens. The app—available for the iPhone, iPad and Android—includes features such as a searchable plant database and planting advice based on GPS-powered frost dates.

McGraw-Hill’s Architectural Record debuted a free continuing education app for design and construction professionals to earn American Institute of Architects (AIA) CEU credits and Green Building Certification Institute (GBCI) continuing education hours for U.S. Green Building Council LEED credential maintenance. The app is available in iTunes, and is sponsored by Armstrong Ceiling & Wall Systems.

Conde Nast optimized its 12 iPad editions for the latest version’s Retina Display. Conde’s iPad offerings now include Vogue, which recently made its tablet debut.

Martha Stewart Living Omnimedia’s Whole Living is now available for the iPad. Features include a step-by-step recipe view option, an ingredient index and more. Annual digital subscriptions are available for $11.99, with print and digital bundles going for $14.99. Single copies are priced at $2.99.

The Bloomberg Businessweek+ app is available for download on the iPhone and the iPod Touch. Subscriptions are priced at $2.99 per month, or at $29.99 a year.

Real Simple
released a Mother’s Day Gift Guide app for the iPhone, which includes “universal shopping cart functionality,” according to a Time Inc. press statement. March of Dimes is signed on as the app’s launch partner.

Growing & Leveraging Your Audience Database
Check out this related session at The Folio: Show, November 1-2 in NYC!

Audience data is more expansive and insightful than ever. Audiences exist in an array of silos—print, mobile, web, events, email,…