Drift might be a bit more popular than Duplicator Pro. We know about 1 link to it since March 2021 and only 1 link to Duplicator Pro. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
2, The logical way would be to develop the site on a staging/ dev server then move it to their live site when ready. A few things, again, need to be considered, but, for a straightforward swap, you can use a plugin like Duplicator Pro to 'duplicate' your updated version and overwrite the live site when ready. Source: over 2 years ago
I have a ZYXEL C3000Z modem/router and setup the "Website Blocking" for drift.com. When I use IE, Edge, Firefox, all have page block site from the router which is what I want. Source: almost 3 years ago
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