Inbox Creature - A super cute virtual pet, delivered right to your inbox.
Penny - Penny is a personal finance app that takes the pain out of keeping track of your finances.
Smartbox by Inbox - The mailbox of tomorrow, today
Spendee - See where your money goes
Microsoft Outlook - Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.
Zeta - Personal finance for couples