Pennies – Free
Keep track of your finances on the go. It can also categorize your spending and export to Excel.
ZipCar – Free
Find, reserves, and track ZipCars from your phone.
iStudiez Pro – Free or $2.99
Manage your schedule, keep track of due dates and receive notifications when class is about to start.
Cram – $6.99
Create flash cards and multiple-choice quizzes to help you study for exams. A similar, free version is Study Blue.
Chegg – Free
Search for textbooks, compare prices and rent them straight from your phone.
Evernote – free
Create notes, take picture, and record memos that can then be accessed online or on your phone.