Rank Tracker - The most affordable rank checking software for SEO
Rank Tracker is a rank checking platform that allows to monitor unlimited keyword positions for over 300+ search engines. It also features a keyword research and competitor analysis module. Cross-platform, with the free version available.
Backlink Checker - Check and analyze any site’s backlinks
The Free Backlink Checker is powered by its own backlink index, with billions of pages crawled on a daily basis. The tool allows you to track and analyze any site’s backlinks, see the historical stats, filter by nofollow/dofollow, and view anchor text data.
Core Web Vitals in WebSite Auditor - Easy, automated core web vitals bulk audit and reporting
Putting hundreds of pages through Google's PageSpeed Insights one by one is a pain. With the new Core Web Vitals module in WebSite Auditor, you can automatically check the crucial page speed data for your website in one place.
SEO PowerSuite Backlink API - On-demand backlink data for developers and agencies
Crawl the Internet. Register all new and lost backlinks. Estimate the relative authority of all domains and pages on the web, based on their link popularity. Power your own dashboards. Build custom reports. Re-sell our data to your users. The sky's the limit.