This professionally looking, simple to customize (and free) Excel Invoice Template is a great solution for almost any business that requires a simple and yet reliable invoicing system in place.
Simple throughout design, with option of 2 different formats that can optionally change the colour by selecting an appropriate from the drop down menu (which probably is the most advanced feature) this invoice will only require a minimum of customization to match your corporate style. Originally designed for a construction firm, this invoice can be used for charges that include physical products as well as task and hourly based labour charges, which makes it ideal for ideal for service providers and freelancers who charge for both labor and physical materials or goods.
You can update this spreadsheet with your company logo, name and address to create a printable invoice that you will use, unless of course if you need a simple blank invoice in which case you can clear the cells that you would be using to complete by hand. If you need more information about using this template or how to manage your invoices you can visit official authors page by following the link within the spreadsheet.