The latest update of the Wikitude World Browser hits the iPhone store. We take a very early look to see whats new, whats hot, and whats not.

Say augmented reality to any iPhone owner and they'll say Wikitude or Layar. A detailed scan through the appstore shows there are more browsers than any other category of mobile augmented reality application. We continue the ultimate guide to iPhone augmented reality and focus on the augmented reality browser. Are there any threats to the Wikitude crown? What's hot and what's not.

Building augmented reality applications presents developers with a unique challenge. How do you build a user interface that presents a large amount of data to users, data that needs to reflect distance and location, and may have multiple data in the same location. Visually laying out that data is challenging. We look at some of the unique approaches some developers are taking to solve this problem.

I was on holiday when WhereMark hit the iPhone store in December but I was in contact with the developers back in September when they released a preview video to Youtube and remember being excited about it. Having had a chance to test the released version I have to say they have done a pretty good job and lived up to my expectations.

If you have an iPhone and you love Twitter then take a look at Presselite's new augmented reality application that lets you see nearby tweets in a 360 camera view.

Pandemica from XMG Studios is the latest augmented reality iPhone game that uses the camera and accelerometer to produce an entertaining arcade style shooter that you can experience with full 360 degrees of movement. Pandemica transforms your iPhone into a sub-field bio-scanner that can detect the invisible alien organisms that are around you.

Parallel Kingdom is a massively multi-player online role playing game that takes place around you. The game uses GPS to figure out your location and places the character directly in your neighbourhood where you can explore, declare war on other players or just fight the many creatures that live there

WorkSnug goes beyond just pointing you to the nearest coffee shop that has free wireless access as the team have actually visited many of the location and rated them for noise levels (no one wants to work in a really noise environment) as well as useful information like the availability of plug sockets so you'll never be without power.

Yell.com a UK Yellow Pages company look like becoming the next big brand to release an augmented reality browser. No doubt having data for probably every business in the UK Yells browser will provide us with rich local search , but from looking at the concept video it looks like it will go a step further than simply telling you a good place to eat.

Part 2 of the head to head augmented reality browser challenge. We test several augmented reality applications on our tourist tour of London. Can you use a browser as your tour guide?

Two augmented reality games hit the iPhone store. Bug Splatter sees you take on the role of exterminator while in Drift you try to drive around the augmented reality course as quick as possible