Expenses: Simple Tracker - Track your expenses with minimalistic interface.
Google Contacts - Google Contacts is Google's contact management tool that is available in its free email service Gmail, as a standalone service, and as a part of Google's business-oriented suite of web apps Google Apps.
Ninox - Ninox is a human-friendly database. Create your own Business Application with Ninox that matches your workflow. Ninox lets you integrate CRM, ERP, HR and many more...
Google Calendar - Spend less time managing your day & more time enjoying it
Toshl - See your expenses in beautiful and informative graphs. Save with budgets and monitor your income.
Apple Contacts App - Access and edit your contacts from personal, business, and other accounts with the Contacts app.