November 17, 2010 — The iPhone 4 features a vastly superior display resolution (614400 pixels) over previous iPhone models, containing quadruple the 153600-pixel display of the iPhone 3GS. The screen is the same physical size, so those extra dots are used for additional detail — twice the … Read More…

May 28, 2010 — According to AdMob, the iPhone operating system makes up 50% of the worldwide smartphone market, with the next-highest OS being Android at 24%. Sales projections for the Apple iPad run anywhere from one to four million units in the first year. Like it or not, the iPhone OS, … Read More…

April 16, 2010 — With tools like Appcelerator’s Titanium and some JavaScript programming skill, creating native iPhone and iPad apps is simple. The danger is in not being always on the look-out for the kind of design pitfalls that plague many products in the App Store. In this post, … Read More…

November 15, 2009 — The iPhone will always be part of a much bigger picture. How well you address human and environmental factors will greatly determine the success of your product. All too often, iPhone developers create products in isolation from their customers. In order to create really … Read More…

September 27, 2009 — Over the last couple of years, mobile devices have managed to gain mainstream popularity. With iPhone, making mobile Web applications finally usable by broad masses, web design can now be applied to mobile applications as well. In this post we are focusing on designs that … Read More…

August 11, 2009 — Update: 01/10/2012: The original version of this article by Jen Gordon was published in August 2009. It was thoroughly revised and updated by the author and published in September 2012. Read More…

July 21, 2009 — The development of iPhone applications has recently become a hot topic in the design community; everybody tries to come up with some creative idea, port it into a stylish iPhone-alike application and sell it to thousands of users through the iPhone app store. However, many … Read More…