Google Contacts, the address book built into Gmail, lets you keep track of all your contacts, see when you last interacted with them, and more.
Record question scores and hold uncertain totals for review.
See question scores in your gradebook, with an email pointing out blanks and uncertain marks that still need your decision.
Record question-level results and flag answer sheets for review.
Your exam scores and question results go into one spreadsheet, while unclear scans wait for your review.