Search Engine Rank Page (SERP) Volatility is constant changes (up-down) in the position of website ranking in Google’s result pages. Whenever there are any algorithm changes in Google you can notice a fluctuation in your website keyword ranking. This fluctuation in website ranking is called SERP Volatility. There are a number of tools to keep eyes on SERP volatility which can help you to detect Google updates and changes that occurs in the SERP. These changes can significantly affect your organic search traffic, which is not inherently a bad thing. But if you use these tools you can get benefits of top trends.