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.
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.
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.
This editor/viewer for Google Documents allows you to create, edit, view, import, export, send documents and sync them with your Google Docs account. Free.
This Microsoft Office productivity suite for Android devices allows you to view and edit Word, Excel and PowerPoint files with integrated access to multiple remote storage providers. Paid: $15.
This app offers Exchange/Outlook sync for your Android! It works with Exchange 2003/2007 and allows you to sync your e-mail, contacts
This app puts all your Google Analytics data at your fingertips. You can quickly see Pageviews, Visits, Unique Visitors, Average Time on Site and Bounce Rate, with filters for Top Keywords, Top Referrers, Top Countries, Top Traffic sources, Top Search Engines, Top Referring Sites and Top Browsers. Paid: $1.47.
This is an excellent, plain but functional Google Reader client with built-in syncing for off-line reading. Free and paid. The free version features ads. NewsRob Pro goes for $7; it removes the ads and adds exclusive features for power users.