This is possible by using the Iframe embed option to solve these issues. There is also documentation available on how to set up your Iframe.
Yes, you can set up A/B testing in Upflowy. Refer to this article to know more about it.
You can send the data to another CRM using a third-party integration tool like Zapier/Integromat. Refer to this article for more details.
Yes, you can send the data from Upflowy to your database using an API connection. Refer to this article for more details.
Currently, there is no option to skip the page. However, you can make the questions optional (not required) and have the users click on the primary and the secondary buttons that will lead the users to skip all the questions and proceed to the next page.
The IF logic split allows users to go only three layers deep into the break to avoid confusion.