SEO spying tools give you the analytics of the gravity of traffic your competitors are pulling to their website, the backlinks they use, keywords used to stay on top of search engines, their secrets to SEO success.
This is one of the best spying tools for SEO created by Neil Patel
It’s a wonder tool for link building strategy that gets you ranked on top, it reveals the backlinks used by your competitors to give you a solid SEO strategy
This is another useful tool that strengthens in analysing backlinks and selecting link targets. It is a premium tool.
This tool gives you the opportunity just like Ahrefs to spy further and deeply on your competitors, understanding their growth and strategy to stay on top