Here are the latest iPhone/iPod touch/iPod/iPad apps announced. You can find ’em at the Apple App Store (

David Palmerio has announced E-Folk 1.0, a guitar learning tool for iPhone, iPad and iPod touch devices. The US$3.99 app features 11 original lessons of increasing difficulty, conveniently divided into three sections. There is no musical knowledge required to use this app. The musical notation is accompanied by audio and movie recordings.

“O, The Oprah Magazine” has come to the iPad via the O reader. It costs $3.99 and “optimizes the iPad functionality for the O reader, providing the inspiration, information and readability of the print edition, while adding bonus material and interactive features which take advantage of the device’s innovative display and Multi-Touch interface.”

The Iconfactory, a graphic design firm specializing in icons and user interface design, has launched Astronut 1.0 for the iPhone and iPod touch. In the game, on a quest to become the next cosmic hero, players become Astronut, space scout for Orbital Outer-Limit Aerospace and Lunar Astronautics [OOLALA]. Gamers explore new galaxies in an effort to conquer 24 challenging levels and complete bonus missions. Astronut is available for free. Via in-app purchase, for $1.99, players can unlock another 20 levels to explore new sectors, enemies and planets.

Krehol Games has unveiled Momo Alien Star Catcher 1.0, their new game for iPhone and iPod touch devices. The goal of the $0.99 game is to avoid meteors both large and small.

App Apps has debuted Thought Bubbles 1.0 for iPhone and iPad. The $0.99 app allows users to create real life speech balloons using a gesture driven interface. You can choose from a variety of bubbles and fonts to fit your mood and message.

24x7digital has produced TeachMe: 1st Grade, the third installment in the TeachMe series of educational apps for the iPhone and iPod touch. The $0.99 app teaches four age-appropriate subjects to first grade children: sight words, addition, subtraction and spelling.

Pushpins, a mobile coupon company, has rolled out its flagship mobile coupon and rewards app on the Apple App Store. The free app, called Pushpins, delivers instant coupons and rewards to shoppers when they use their iPhone or iPod touch to scan UPC barcodes at the grocery store. Pushpins is currently supported in more than 2,000 stores nationwide, including Safeway, ShopRite, Vons, Pavilions, Dominick’s, Randalls, Carrs, Genuardi’s, and Tom Thumb.  

Penpower Technology has announced WorldCard Mobile 3.0, an update of their $5.99 business card scanning application for iOS devices. It users OCR technology to transfer information from business cards to the user’s native iPhone contacts. Version 3.0 introduces features to enhance contact optimization.