QuickBooks

QuickBooks is the dominant small business accounting software in the United States, used by over 7 million businesses to manage invoicing, expense tracking, payroll, tax preparation, and financial reporting. Built by Intuit, QuickBooks comes in two main flavors: QuickBooks Online (cloud-based, accessed through a browser) and QuickBooks Desktop (the legacy installed version, still widely used by accountants). For custom web application development, QuickBooks integration is one of the most common requests, nearly every small to mid-sized business runs it, and they want their custom systems to talk to it. The QuickBooks Online API supports creating and reading invoices, syncing customer records, pulling financial reports, managing inventory, and processing payments. Typical integration work includes auto-generating invoices when orders are placed in a custom app, syncing customer data bidirectionally, and building custom financial dashboards that pull real-time data from QuickBooks.

The Backstory

QuickBooks was launched in 1992 by Intuit, the company Scott Cook and Tom Proulx had founded in 1983 in Palo Alto, California. Intuit's first product was Quicken, a personal finance tool that Cook conceived after watching his wife struggle with paper checkbook registers. QuickBooks was born as the business-focused companion to Quicken, targeting small businesses that were still doing their accounting by hand or on paper ledgers. The original QuickBooks was intentionally simple, Cook's philosophy was that accounting software should be usable by people who aren't accountants. This approach worked spectacularly: within six weeks of launch, QuickBooks became the number-one selling small business accounting software in the U.S., and it has held that position for over three decades. The cloud-based QuickBooks Online launched in 2001, though it took many years before it reached feature parity with the Desktop version.

Under the Hood

Microsoft once tried to buy Intuit for $1.5 billion in 1994, which would have given Microsoft control of both QuickBooks and Quicken. The Department of Justice blocked the acquisition on antitrust grounds, they argued the combined company would have a monopoly on personal finance software. This was one of the earliest high-profile tech antitrust actions and is credited with keeping Intuit independent. Also, Scott Cook's original inspiration for Quicken came from watching his wife at the kitchen table, frustrated with managing their household finances on paper. He spent six months doing door-to-door customer research before writing a single line of code, an approach that was almost unheard of in 1980s software development. Intuit still has a company-wide practice called "Follow Me Home" where employees observe customers using their products in real-world settings, a tradition that started with Cook's original kitchen-table observation.

Visit: quickbooks.intuit.com