Get My Receipts by cloudHQ - Organize your receipts in one click
OneTab - Whenever you find yourself with too many tabs, click the OneTab icon to convert all of your tabs into a list. When you need to access the tabs again, you can either restore them individually or all at once.
Sortd - Rated the #1 App for Gmail
Toby - Better Than Bookmarks
gfeed - Turn your Gmail into a social feed to read through faster
Session Buddy - Manage Your Browser Sessions