The seven categories presented, target Sony's forthcoming release of the Xperia X1 and include 'Being productive', 'Going green', 'In-car applications', 'Mobile entertainment', 'Lifestyle experiences', 'Themes and graphics', and 'Xperia X1 panels'.
The competition closes on the 30th of November and more details about the competion can be found on Sony Ericsson's website.
Last year's competition saw the consecration of well known companies like mobile browser company Opera, content specialists Realnetworks and Gracenote.
This year's contest will see judges considering various facets to award the prizes including entertainment factor, ease of use, look and feel, innovation and audio performance.
Google also did a developer contest earlier this year to get the developer community to back its soon-to-be-released Android platform.

Have you read these related articles?
Newsletter: