This article is biased towards the iPhone but sites/links which will work on all platforms have a * next to them.
If you don’t want to pay for a weather application like Fizz Weather for your phone head to the internet for the next best thing. There are a variety of sites that have dedicated phone friendly data.
Weather Underground – offers great radar, metar, and general weather information. Looping radar works great on the iPhone.
iPhone – http://i.wund.com/auto/iphone/
* Any mobile phone – http://mobile.wunderground.com/
* PICBrief.com – offers a wide variety of information including …

Why pay for ringtones when you can make them yourself for free! If you want to convert a favorite mp3 to a ringtone visit the link below to learn how. It’s pretty easy. Once you do it a couple of times it will take a matter of minutes to create new ones. This is limited to the 1st 30 seconds of a song. If you want to choose a different section of a song I recommend downloading Audacity and creating a new Mp3 with the section you want.
How to Create …

LogTen Mobile, in our opinion, is the best logbook application available for the iPhone and Touch devices. If you are a Windows Mobile user we recommend Airline Pilots Daily Logbook program (APDL) by Logbook Pro. Now on to the review!
LogTen offers a typical well rounded iPhone interface. (See screenshots) It is very easy to enter, edit and view data. Most of the limitations with the program are due to how Apple allows programs to run on the iPhone. The biggest wish list item I would like to see and is …

Here’s our list for the best aviation apps for the iphone. Some are free and some are pay. Just think though your next 3 hour taxi in Newark will more than pay for any of the pay apps!
Free Applications:

AeroWeather – Pull Metars and Tafs for your favorite airports.
Weather Channel – Self explanatory

Pay Applications:

FaaWait – $.99 A quick an easy way to see what delays are currently happening throughout the system. Links to Weather Underground and the Weather Channel.

Overnight Related:

Urbanspoon – Not sure what there is to eat within walking distance. …

Ok podcast peeps here are a couple of do-it-yourself stands for your iPhone/pod/iWhatever….Great for commuters wedged in the middle seat. Now if they could just create a iphone app that would give you more leg room, thinner passengers, meals, I digress….
Both ideas are from Instructables.com
Business Card Holder
Plastic Card Holder

Yet another holder made from a large paper clip

If you want something slightly more rugged create the same thing with a piece of wire coat hanger. You can use the same template but I would suggest making the back piece slightly taller.

There are many multi-IM (Instant Messenger) applications for the iPhone. Some are free and some are pay applications. Beejive is a pay application and is considered one of the best. If you are looking for a free application I would recommend, Nimbuzz. Nimbuzz is available for both the iPhone and as a Windows desktop application. The interface is clean and fast. With Nimbuzz you can connect to a variety of IM accounts.
Supports:
Skype, Yahoo! IM, AIM, GTalk, MSN, ICQ, Jabber, Facebook, MySpace, StudiVZ, Gadu Gadu, Hyves
If you want to chat with …

In a quest to find more mindless things to do on the iPhone I began to visit the network television web sites to see if they had iPhone or mobile phone compatible sites.
NBC.com – Probably the best site I have found so far. Full episodes are available althought they are broken down into segments.
CBS.com – This site detects you are using an iPhone and loads appropriate content. Full episodes don’t appear to be available.
ABC.com – This site detects you are using an iPhone and loads appropriate content. Full episodes don’t …

Yes, it is a common fact that when not flying I spend WAY to much time online. Hey good news for you! I do it so you don’t have to! I broke down and bought an iPhone a couple of weeks ago and have spent many hours finding the best sites to ways to hack the iPhone, application reviews, etc, etc. So here goes.
Off the shelf iPhone Applications:
MacWorld iPhone Central – News on everything iPhone.
MacWorld iPhone App Reviews – Thorough reviews of iPhone apps
Digging Deeper into everything iPhone:
Gizmodo.com – …

An official application from Skype for the iPhone has been released today. In the past you had to use a 3rd party application like Nimbuzz in order to use Skype. I am a big fan of Numbizz as a multi IM application. It is free and has a clean interface so check that out in the iTunes store.

The best thing about the new Skype release is that is contains all of the standard features of the desktop application. Unlike Windows Mobile phones the calls work just like a regular call. …

Well it isn’t our list but here’s a link to MacLife’s Top 100 iPhone apps of 2008.
Here’s our not so extensive list:
Aviation:
AeroWeather
FAAWait
LogTen Lite Captain or FO edition
The Weather Channel
Streaming Music and Entertainment:
Pandora
Slacker Radio
Tv.com
Social Networking:
Facebook
Multiple IM Client – Nimbuzz
Twitteriffic
Fitness:
Trails
TrailGuru
News:
USA Today