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

Prosoft Engineering has announced PictureParty or iOS devices. It turns your iPhone or iPod touch into a picture frame that expresses emotion and tells a story with the themed frames and music for all occasions and events in your life. PictureParty currently comes in three different versions (US$1.99 each); Holidays, Milestones and Travel.  Each of these versions include nine themes, each including their own music geared for that theme (but which can be replaced with music from your iTunes library).

In-D media has released Zaha Hadid — Contemporary Arts Center 1.0 for iPad users. The US$4.99 app offers an immersive experience that takes you behind the scenes of the Contemporary Arts Center structure via a multimedia format. Users are able to enjoy a collection of photographs, virtual reality panoramas, interviews, drawings, paintings and animations of the CAC’s innovative architecture.

Innox has launched Tie Knots in Split Color Video 1.0 for iPhone, iPod touch and iPad users. The $1.99 app teaches you how to tie a necktie.

Sponge Forge has introduced Instamory 1.0, a gaming title developed exclusively for the iPad. It’s a $2.99 concentration game in which you memorize and collect matching pairs of Instagram photos. Instamory has support for 1-4 players.

Zuhanden has unveiled Presentation Viewer for iPhone 1.0. The free presentation utility allows you to mash PDF presentations, videos and images into slideshows right on your iPhone.

SSA Mobile has debuted Prank Sound 1.0, a free prank sound generator for the iPhone, iPad and iPod touch.

SelenaSoft has presented Baby Rattle Toy, an $1.99, interactive app for the iPhone and iPad designed to help toddlers develop fine motor skills.

MacPractice has created MacPractice MD, DDS, DC, and 20/20 iPad apps that streamline patient registration. The data entered by patients who complete and sign registration forms in the Clipboard App on the iPad is automatically incorporated into the patient’s account in MacPractice MD, DDS, DC, or 20/20 v. 4.1 on the Mac.