You have better things to do on business trips than hoard and sort receipts. Several companies have recently launched tools that can help travelers organize receipts and track expenses. Here's the lowdown on three of them.

First Class

Expensify tracks every purchase made on your corporate credit cards. Users can log on to Expensify.com to see their spending sorted by category and to generate expense reports. Expensify can also take over the entire expense-reporting process and send reimbursements directly to employees. The company charges 3 percent of all transactions, and it is targeting companies with 20 or fewer employees.

Business Class