54. WeDict
WeDict lets you access a 149,000-word English dictionary without being online. Plus, it also includes a basic 51,000-word English/Chinese dictionary. (Note: The Web site is primarily written in Chinese, but the app contains English instructions.) Developer: Hongtao Guo. Price: Free.
Track all of your accountscredit cards, banks and brokerages, social networking, eBay, airline miles, Netflix queues, and morefrom one location without entering multiple passwords. To keep your information safe, the app employs military-grade security and is certified by several different organizations. Developer: Pageonce, Inc. Price: Free.
56. Instapaper
Save Web pages to read offline. This app is ideal for traveling. Developer: Marco Arment. Price: Free.
Reference
57. Dial Zero
Dial Zero contains the customer service numbers for hundreds of companies, and it automatically skips you through the annoying phone menu to connect you to an actual person. You can even use it to call Apple and complain about your iPhone. Developer: Next Mobile Web. Price: Free.
58. Bible
The reference section of the Apps Store contains a staggering number of Bible-related applications. This one is free and it includes several different translations. Developer: LifeChurch.tv. Price: Free.
59. iQuran
Read the text of the Quran in Arabic or English (other languages available for a fee). Plus, to help with memorization, you can listen to audio playback. Developer: Guided Ways Technologies Ltd. Price: Free.
Social Networking
60. Facebook
It doesn't have quite as many features as the full Web version, but this mobile version of Facebook does let you start a Facebook chat, upload photos, browse your friends' profiles, and more. It's been updated since it was first made available so that it no longer has the bugs that plagued the original version. Developer: Facebook. Price: Free.
61. MySpace Mobile
Everything you love about MySpace in a mobile-friendly package. The interface is very intuitive and gets rave reviews from users. Developer: MySpace.com. Price: Free.
62. Twitterrific
Keep up with all your friends on the Twitter network. Warning: this app occasionally displays advertisements. Developer: The Icon Factory. Price: Free.
63. Exposure
Access Flickr from your iPhone. Upload photos to your account or browse through pictures taken near your current location. This app is free, but if you want to avoid advertisements, you'll need to download the paid version. Developer: Connected Flow. Price: Free.
64. Graffitio
Read and contribute to virtual graffiti based on your location in the real world. Graffitio displays virtual "walls" where you can read or post comments about the things you see around you. Developer: Graffitio. Price: Free.
Sports
65. SportsTap
Access scores and stats from the NBA, MLB, NFL, NHL, NCAA, Nascar, PGA, and lots of lesser-known leagues. Even includes free real-time score updates. Developer: SportsTap. Price: Free.
66. Baseball
This app has virtually ever baseball statistic you could possibly want from 1871 to 2007and you don't need to be online to access them. Great for settling arguments or showing off in front of your friends. Developer: Bulbous Adventures LLC. Price: Free.
River Guide provides real-time updates to water flow information from the USGS for most of the best whitewater in the country. Just remember that your iPhone is not waterproof. Developer: Wayne Daley, LLC. Price: $1.99.