The product has been developed with great care, it's easy for use by anyone without any special skills or knowledge in this area; there are many options available if you need more advanced features (e.g., anti phishing).
I have not found anything that could be improved about my experience using their service so far! Try them out first before making your final decision - they offer free trials which allow one month access time allowing customers/users enough opportunity see how well suited these services really can work as expected when dealing online security issues such us malware infections etc..