Hello, thank you first for your valuable question. I really face the same situation. But, I will subscribe in Jaaxy. It is a tool , if you don't know how to use it now, doesn't matter. Because when you start using it daily , you will be perfect in it. So , I recommend it + focus on updating your content.

Google will continue to be dynamic about the way it ranks your website. Keyword is just a guide on writing content. As it goes, getting the right keyword is like knowing where you are going. However, Google is looking out for your VALUE content, it's neither stuffing Keywords nor writing shallow content to get your website ranked. So where are you going today? Ask Jaaxy to get your answer will definitely save you a lot of time to focus on writing awesome content. Hope this helps!