What are some alternatives?
Datamolino - Process all invoices without retyping. We turn your invoices into structured electronic documents, that you can import directly into your accounting system.
Wave - Wave makes it easy to be your own boss.
DOKKA.com - The Future has Arrived: Accounting Process Automation
Xero - Xero is online accounting for your small business.
Bill.com - Bill.com provides ACH payments processing, automates your accounts payable and accounts receivable processes.
QuickBooks Online - QuickBooks Online is a Cloud Accounting for small business that can be used on iPad, mobile phone or computer to do invoicing, billing, run reports, or even pay employees online.