Matrix Knowledge Management Pty Ltd today announces the VPhone 1.2, an update to its flagship mobile VoIP app for Apple’s iOS4. VPhone helps users save on international phone bills. Updated to work on iOS4, VPhone offers fantastic performance of VOIP calls over a 3G data network and includes some new features. VPhone now has a completely new dial pad and voice engine. It looks better and has a much better performance particularly the premium version with the G729 codec.

Mac Bundle Box has launched an affiliate program that allows website owners to promote the Vote Bundle promotion on their websites and earn a commission from each sale. With the VoteBundle affiliate program website owners can earn a commission for each VoteBundle that they sell. There are an array of banners and text links available on the Vote Bundle affiliate program, sign-up is free, and banners can be immediately placed on your site after sign-up.

Volatile Works LLC today released Swim Express Stopwatch 2.2 and Swim Express Lite for iPhone, iPod touch, and iPad users. The Swim Express 2.2 app uniquely offers data collection, calculation and storage to help swimmers improve their athletic performance. Thanks to this latest update, users benefit from more accurate formulas for computing stroke efficiency and a new website where they can upload, store and analyze data.

GTX Corporation today released GPS Tracking 1.1 for iPad users. GPS Tracking offers privacy, lets users share and upload pictures to Facebook and Twitter and more. It’s the most direct, purest, location-based check-in app on the market. Parents can keep track of their children at school, with friends, or on the go. Employers can use it to keep tabs on employees in the field, or at conventions. Friends can find each other at graduation, a concert or across the country at a new collage.

publicspace.net today announced the release of StretchZ Free 1.0 and StretchZ 1.4 for iOS 4. StretchZ is the simple, fun way to de-stress on the go. British cartoonist, Nick Miller, presents thirty of the most effective stress-busting stretches, each illustrated in Retina Display quality. StretchZ 1.4 adds ten new stretching exercises and introduces swipe scrolling through the exercises. StretchZ Free 1.0 features the first 10 stretches of the full version.

ynium Software today presents MacFamilyTree 6, a major update of the popular genealogy software for Mac OS X. MacFamilyTree 6 is the most significant update in its 12 year product history. Nearly all parts of the application have been improved, incorporating Apple’s latest and most powerful technologies. Version 6 features a new user interface, more and better charts as well as reports, integration of “New FamilySearch”, ToDo management, Web Research, places management and several more features.

Chicago based Intersog LLC today releases Pocket Manager – Small Business Guide 1.0 for iPad. Pocket Manager – Small Business Guide brings essential business education to entrepreneurs and small business owners combined with the versatility of mobile learning through the iPad. It is a full-featured business course logically divided into 3 distinct sections: course, flashcards and tests. The full-text course book contains 10 chapters, providing a roadmap for running a successful small business.

ConglomerApps today released Trippy Visuals 1.1 for iPad users. The application offers users a library of colorful illusions that are mesmerizing to stare into and the images can be used as screen savers or picture frames on an iPad. Trippy Visuals contains loads of stills for users to choose from and now, videos have been added to the Trippy Visuals’ library, enhancing an already rich user experience.

Blackleaf Software LLC today released Concealed Handgun License State Reciprocity List 1.6 for iPhone, iPod touch and iPad users. Until now, travelers with concealed handgun permits have had to do tedious research to learn which states honor their licenses; but this all inclusive app puts reciprocity information for all 50 states right at their finger tips. Information is quickly accessible and users can stay on the good side of the law by knowing exactly where they can carry.

UD7 Studios has teamed up with SlapApp to run a promo code giveaway and contest for their exciting iPhone, iPod touch and iPad game iLabyrinth. Starting Wednesday, July 28th, SlapApp will give away daily promo codes for iLabyrinth. Those who promote the contest on Twitter are automatically entered to win a iTunes gift card. To be entered to win a free promo code, readers need to post the correct answer into the form on the contest page.