SE Ranking SE Ranking is an SEO competitor analysis tool with no free plan available and plans starting at $55/mo.

Paid Less Than $100/mo Seo

SEO Ranking is a suite of SEO tools that allow you to monitor both your own and your competitors' organic search performance and identify opportunities to outrank your competition for top keywords. The platform includes SEO monitoring, research, tracking, auditing, and on-page SEO tools you can use for any brand including your competitors.

Monthly Cost:
Plans start at $55/mo.

Website:
https://seranking.com/