Hmmm.
Wikipanion - (the free version) - Wiki access for settling pub debates
BBC News - Free - Fantastic BBC news reader
Guardian - Paid App - Access to the Grundiad headlines
VLC - Free - video player for stuff you find on the web, (aheM)
Dropbox - Free - Dropbox is great
Camera Good beer guide - Expensive this , but who can put a price on the ability to find a proper pint anywhere you might be in the country
Met Office - Free - Weather Forecasts
Top Table - Free - Eating place reviews
Urban Spoon - Free - Eating place finder works with the GPS in the iphone.
TV Catchup - Free - TV streaming for watching cricket late at night
Tv Guide - Free - Tv listings
Sim City - Paid app
Civ Rev - Paid App
Epicurious - Free - Recipe finder
Scrobbler lite - Free - Slightly rubbish Sat Nav but it has helped me out of a few lost moments
Ebay - Free
Tune in Radio - Paid App - If you buy one app get this, streams thousands of radio stations direct to your iphone. I use it every morning to listen to Radio four while shaving,
Tube delux - Paid App - Bit london specific this one, real time access to tube station departure boards, real time notice of delays, journey planner
Travel delux - Paid App - London specific again, route planner for busses, river services and the overgorund