To a surprising lack of any kind of Metaio inspired fanfare, Junaio 2.0 arrived in the iPhone store (Android version coming soon). The new version of Junaio is a huge upgrade over the previous version, Junaio is now a full augmented reality browser, as well as creating 3D content you are now able to find your nearest restaurant, nearby tweets etc. Junaio 2.0 also has augmented reality marker recognition functionality. It's all great stuff but the silence is deafening, we just cant help but wonder if 2.0 slipped out as an accident.

Could augmented reality dating be the next big thing? Street Spark have created an augmented reality application for the iPhone that allows you to findpotential love matches around you, view their profile and send them chat messages. Looking for love, why not give it a go?

Layar was pulled from the appstore a month or so back but makes it's return with version 3.0. An update with new 3D layers. Has it been worth the wait? Layar fans may want to skip today's blog and get themselves a cup of coffee.

If you have an idea for a new layer but have been put off developing it because there is no revenue opportunities then good news. Layar announce that from mid March developers will have the option to produce both free and chargeable content. Layar are making a serious bid to become the augmented reality application store for all devices.

Stuck for a beer? Tiger Beer is here. Tiger Beer are the latest brand to throw their hat in to the ring and release an augmented reality iPhone application. Like all augmented reality applications we have seen, it has an AR view, hold the device up and see the results in the camera view, or see them in a map. Nothing new there. But it seems that advertisers are finally catching on to the whole concept of augmented reality as a branding platform.

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.

iDRNAVI is a multifunctional drive-recorder that displays GPS data, acceleration, speed. Its also a GPS logger, will record up to 120 minutes of video and should you have a crash it will email the impact to any email address you specify. With a description and functionality like that it was just begging to be installed and tested. But is it as good as it sounds?

We continue to look at every augmented reality iPhone application available in the Apple appstore. Today we look at navigation.

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.