Using the cloudflare free plan to make your site faster & more secure is how many people become familiar with Cloudflare. To use Cloudflare Registrar (our at-cost registrar service), your domain must first be using cloudflare. To transfer a domain from NameCheap to Cloudflare Registrar, follow this guide:
Regarding email routing, you can set it up to route emails to [email protected] to your gmail account. [Promotional Message for Catch-all addresses; I really like the Catch-all address feature of email routing, in particular for testing sites where I need to use a bunch of email accounts really quickly. Makes testing a breeze /Promotional Message]