The UI / UX is very intuitive and the tool is easy to use. Also look and feel is very refined. Their support is very flexible and the tool is highly customizable, this could also play a negative role sometimes when there are 'technical issues' Review collected by and hosted on G2.com.
On the technical side you need some knowledge and skills to use it properly, I believe this is more so for marketers than designers/copywriters.
Onboarding was very hard and difficult. Understanding of our needs and wishes took a very long time and we needed multiple rounds of implementation basically before the end product was where we needed it to be. And then it still has some flaws in particular situations. Review collected by and hosted on G2.com.