Another tool that we use frequently is Elevio. It is nice because if you install the widget on your website, you can control the elements yourself even if you are not a technical person. You can schedule demos, chat, create custom urls, and it integrates with Calendly.
Co-founder & CEO - Recruitee
1%Stacklist Startups Are Using Elevio
Elevio reduces support load for sites, by delivering the relevant help they need where and when they need it.
Visit the website: https://elev.io/