What Excel does well for invoice templates
Excel is strong when the invoice needs a reliable item table. Quantity, rate, amount, subtotal, tax, discount, and total all map naturally to spreadsheet logic. If the user already works in rows and columns, Excel feels like the fastest way to set up a reusable invoice structure.
That makes it a common starting point for consultants, agencies, and service businesses that want more control than a blank document provides. It also makes sense for early-stage operations that still think of invoicing as a spreadsheet problem.