Here are the latest iPhone/iPod touch/iPod/iPad apps. You can find 'em at the Apple App Store (www.itunes.com/appstore/).

Goodapps has announced Envelope HD 1.0 for the iPad. The goal of the US$1.99 game is to overlap geometric shapes by dragging points with your finger. As the complexity of its levels increases, Envelope introduces aslider for checking shape overlapping steps until it's fully completed.

Syncode has released Birder for the iPhone, iPod touch and iPad. The $4.99 app combines a field guide and field report for the common birds of Britain and Ireland to help enthusiasts better track, identify and record bird sightings.

Authors Nahia del Valle and Alex Lamikiz have introduced Pirates The BookGame 1.0 for iPad. The $1.99 app combines reading and gaming. Created for children, parents, and teachers, the app features 12 mini-games, animations, and texts.

OrionArts has unleashed a troop of destructive monsters called Toyzilla 1.0 The free game features Pokemon-like creatures -- all at your command.

Secret Location, Fresh TV and FremantleMedia Enterprises have teamed up for Humans VS Vampires 1.0.1, the official app for the show, "My Babysitter's a Vampire." The free app features photorealistic characters, hand-to-hand combat and "fang-tastic" badges for players to earn.

Five4Now 1.0 is a new, free app designed to help users locate and select the best food, shopping, doctors, and more.

TransitMap is a new, $0.99 app that provides public transit directions for more than 400 cities in the world. It's integrated directly into the iOS 6 Maps application to allow the user to search for transit directions directly from there.