Hey I'd like a simple app that tracks how many people click each option, sets a cookie etc I realize it's pretty trivial for a javascript dev to do, but I don'

Hey I'd like a simple app that tracks how many people click each option, sets a cookie etc I realize it's pretty trivial for a javascript dev to do, but I don't want to spend time finding someone etc. Of course I'm open to a ready made script etc, doesn't have to be a SAAS app necessarily. Just thought maybe there is something out there already as segmenting website visitors like this is very powerful.