Personally, I use these tools
GeneratePress Premium
Accelerate your workflow. GeneratePress Premium adds more great features to the theme only when you need them to maintain optimal performance.
Grammarly Premium
Premium. Style, tone, and clarity improvements for writing at work and school. Automatically rewrite hard-to-read sentences. Ensure your work is fresh and original by checking it against 16 billion web pages.
Thrive Architect
Thrive Architect is THE visual page builder for WordPress, built from the ground up for business websites that make conversions their top focus.
GetResponse
GetResponse helps my business to connect with its audience in a clear and concise way. It's easy and straightforward. GetResponse is a must-try email marketing tool.