Running costs are almost nothing. A site like BootApp.uk runs on Cloudflare and, at small scale, stays within its free limits. The one fixed cost is your domain name, a small yearly fee.
Building is separate and depends on what you want and whether we build it for you or set you up to do it yourself. We'll always tell you the cost before anything starts, and we never spend your money without your yes.
The easiest way to get a clear answer is the free 15-minute mapping call.