For that, you can try the feature A/B testing. This testing allows you to create two different campaigns and then you can target the audience for those after that you will see the result of which campaign has more opening rate than other. You can make your pages more stylish with these conversion tools. There are lightbox forms are available which has more conversion rate than regular sign up forms.
SE Ranking offers different payment plans that are priced depending on the frequency of ranking checks and how long your subscription period will be. If you are unsure about which subscription package is ideal for your business, SE Ranking’s has a price calculator available on their website that you can use. https://seranking.com/subscription.html Optimum – from $18.60/month