You can now access your QuickBooks Online account from an iPhone and BlackBerry, two of the most popular and fastest growing smartphone platforms today.

Through the Web apps, users can users can check current bank and credit card balances, track who owes them money and who they owe, find vendor and customer contact info with addresses via Google Maps, and run balance sheet and profit and loss reports while on the go.

"A growing number of small businesses are looking to mobile technology to run their business," said Intuit small business division VP Rick Jensen in a statement. "Our goal with these new mobile services is to give QuickBooks Online users the edge they need to compete and manage their busy lives by keeping tabs on their business even when they are out of the office."

The new iPhone and BlackBerry features are  free additions to QuickBooks Online, which starts at $9.95 per month. You can find out more about the new mobile apps here.