cPanel is among the leading web hosting Control Panel tools and it's used by millions of users all over the world. Its popularity is due to its ease of use and intuitive interface, that will help you access a lot of features with just a few clicks. You'll be able to upload, copy and move files, create new databases and add users with different stages of access, create email addresses, enable spam protection and SPF validation, view account usage statistics, and a lot more. cPanel is used by numerous reseller web hosting providers, as it comes with a reseller-level Control Panel named WebHost Manager (WHM). The latter is a powerful instrument that will help you create website hosting plans and to select all their features. You may also set up and modify client hosting accounts, gain access to and change a lot of server-side settings and DNS zone records, set up modules and apps, and many more. cPanel and WHM can be used with many billing apps.