To help you find what you're looking for, here's a list of 50 of the best Android apps for accessing, monitoring and managing your information.
1) DiskUsage Want to see at a glance precisely which applications are using up all the space on your phone's internal memory or SD Card? DiskUsage gives you an easy visual representation, and as an added benefit it acts as a file manager for your SD Card. Free.
2) Android Time Card This time clock allows you to check in and check out on your phone and then e-mail your time sheet to yourself in CSV format. It supports multiple timers and even allows you to record your mileage for when you're on the go. Paid: $2.95.
3) Speedtest.net Speed Test This app benchmarks the speed of your mobile network. It provides both download and upload speeds. Free.
4) aTrackDog Have trouble remembering to check for updates to your apps? aTrackDog finds the newest version of all your apps, even ones not listed on the Android Market, and notifies you when they're available. It allows you to open, uninstall and manage your apps, and even tracks your uninstalled apps. Free.
5) Locale Locale lets you manage your phone's settings based on predefined criteria. For instance, you can set situations like "at school" or "in court" and set the phone to change its volume setting to vibrate when in those situations. You can set automated controls based on battery, location, contact, orientation and time. The phone settings you can alter based on these situations include: Bluetooth, brightness, ring tone, screen timeout, volume, wallpaper or Wi-Fi. Paid: $9.99.
6) CPU Benchmark Use this app to test the speed of your Android phone's processor. This is a great tool for testing the results of overclocking your phone. Free.
7) Mileage Ledger This app makes it easier than ever to track your mileage for business reporting. It uses GPS to automatically track and log your mileage. You can then e-mail your report directly from the app. Paid: $8.95 annually.
8) FeedR News Reader This RSS reader lets you stay on top of news, sports weather, blogs and even podcasts and other content as well. It supports RSS, Atom and Pod. There are no ads, and it makes searching for RSS feeds a snap. You can even backup/restore your feed list to your SD card. Paid: $0.99.
10) Congress Android App Are you a political junkie? This open source app from Sunlight Labs lets you keep track of the latest bills before Congress. It also lets you keep track of your national legislators' actions, including positions, bills sponsored, even their Twitter updates and YouTube videos. Free.
11) Seesmic This Twitter client integrates streams from Twitter, Facebook and even Salesforce.com Chatter into a single client, allowing you to stay on top of all your messages from various sources. Unlike many clients, it supports multiple accounts, giving you the ability when composing a message to send it out via one of your accounts or all of them at once. You can also customize a large number of features. Free.
12) MightyMeeting Manage a library of PowerPoint presentations directly from your Android phone with this app. You can use the app to share the presentations via e-mail, blog, Twitter and Facebook, and you can also start or join Web meetings using it. Free.
13) JuiceDefender Is the battery on your Android phone consistently running on empty? JuiceDefender can help you extend it! The app intelligently manages your mobile connectivity and other battery-sensitive components to ensure your phone runs as efficiently as possible. For example, the default mode switches your phone from battery-intensive 3G mode to the less-draining 2G mode when you're not actually using the phone, and it turns of the Wi-Fi radio if the charge goes below a certain level. The Advanced Mode allows you to tune the app's triggers based on your individual needs. Free.
14) MangoSpring Mobile MangoSpring Mobile is a personal, team and company collaboration tool that allows you to share and update documents on the go. Free.
15) Evernote This app allows you to log, index and search all manner of information, from notes to audio to photos. For instance, you can take a photo of a white board and Evernote will recognize the text in the photo, index it and then allow you to find it later by entering a search term from the information on the white board. It even synchs with the Web. Free.
16) Time Recording Time Recording is an app that lets you manage your time sheet, including options like tasks, target time, hourly rate, paid overtime and multiple data/time formats. It also supports CSV export. Free.
17) CallTrack This app logs your phone activity to your Google Calendar, allowing you to track who you've called or received calls from and when. Free.
18) ActionComplete ActionComplete is a robust task manager. It is built around projects you create, which are made up of individual actions that serve as milestones in the project. The app is based on the Getting Things Done (GTD) methodology created by David Allen in his book: Getting Things Done: The Art of Stress-Free Productivity. Free.