EveryTrail has announced the general availability of its mobile travel app - EveryTrail Guides - through the company's travel guide marketplace.

Recently launched apps and services: an AR rangefinder for golfers, NavDroyd and skobbler for Android, Earthcomber for Windows Mobile devices, a location aware mobile messaging app, and a non-GPS geolocation service for developers.

Since its UK launch just three weeks ago, the skobbler navigation app has been downloaded more than 72,000 times, exceeding the launch success achieved in the company's native country, Germany, a few months ago.

Avoidr is a Foursquare app that enables users to locate the "friends" they don't want to run into.

mTrip Travel Guides for iPhone & iPod Touch are now available in the App store, with nine US and European city guides.

Mobile navigation has made serious moves in the world of in-car navigation. Many mobile apps can provide the same turn-by-turn voice navigation that drivers have come to expect. But the presence of your phone in your pocket opens up a new avenue for mobile navigation: pedestrian and indoor navigation.

NAVTEQ has announced that Visioglobe is the Grand Prize winner of the APAC edition of the 2010 NAVTEQ Global LBS Challenge competition, with its location-aware mobile app - Visiostreet.

A month after launching its iPhone app at a nominal price in the UK, skobbler has now teamed up with the iPhone and OpenStreetMap communities to make its iPhone 3G and 3GS compatible sat nav app available as a free download from the UK App Store.

Key executives from the tracking industry's top companies will assemble at the Holiday Inn Mart Plaza in Chicago next week for the inaugural People Tracking & Location USA conference.

Canada's Ryerson University has developed the Mobile Transit Companion application to help passengers with special needs to navigate the Paris Metro transit system.