Ahrefs

Scalenut

Scalenut is an AI-powered SEO and content marketing platform that combines automated content creation with visibility tracking across both traditional search and AI answer engines like ChatGPT, Perplexity, Gemini, and Claude. Its GEO Action Center provides strategy and optimization guidance aimed at both search engines and generative AI platforms. The platform also includes a backlinks marketplace for building links without cold outreach, a Social UpReach feature for Reddit engagement and social listening, and specialized AI agents that run continuously to execute content, authority, and publishing tasks. It targets marketing teams, agencies, and enterprise brands wanting to dominate both Google and AI-driven search results.

Netpeak Spider

Netpeak Spider is a downloadable desktop website crawler that audits sites for technical SEO issues, detecting over 100 problems such as broken links, duplicate content, and faulty metadata with built-in prioritization to show which issues matter most. It uses a Chromium rendering engine to crawl JavaScript-heavy pages the way Googlebot does, and it supports multi-window mode so users can run several crawl projects side by side. The tool includes an internal PageRank calculator, source code and HTTP header inspection, XML and HTML sitemap generation, and custom web scraping using CSS, XPath, or regex rules across up to 15 conditions at once. It integrates with Google Analytics and Search Console, produces white-label PDF audit reports for agencies, and reports over 150,000 users including teams at Shopify, OLX, and Reuters.

Semrush

Semrush is a digital marketing platform covering SEO, content, advertising, and competitive research from a single dashboard. Its keyword research draws on a database of billions of keywords, backlink analysis covers trillions of tracked backlinks, and its site audit tool flags technical SEO issues across a domain, alongside competitor traffic and market analysis covering hundreds of millions of domain profiles. Beyond traditional SEO, Semrush has added AI Visibility tools that track how brands appear in AI-generated answers from tools like ChatGPT, plus AI-powered content creation, local SEO management, advertising research, and social media planning. It's used by SEO specialists, content marketers, agencies, and enterprises, with plans scaling from a single-site starter tier up to custom enterprise pricing.

Moz Pro

Moz Pro is an SEO platform combining keyword research through Keyword Explorer, rank tracking across search engines and locations, site crawling and auditing for technical SEO issues, and competitive and SERP analysis. Newer AI-powered features analyze search intent, group keyword suggestions, and surface brand-mention insights across AI/LLM search results in addition to traditional Google rankings. Every plan includes MozBar, a browser SEO toolbar, on-page optimization grading, custom reporting for agencies and in-house teams, and access to Moz Academy's SEO training courses. Moz Pro is priced across four tiers from Starter at roughly $39/month (billed annually) up to larger-scale plans, targeting SEO professionals, agencies, and marketers who need both day-to-day SEO tools and a way to prove results to clients or leadership.

Sitebulb

Sitebulb is a technical SEO auditing tool that crawls websites to identify, visualize, and prioritize issues affecting search performance. It combines crawler technology with data visualizations and built-in educational hints, walking users through discovering problems, understanding their impact, and communicating fixes to clients through auto-generated PDF reports. Sitebulb Desktop runs locally on Windows or Mac and can audit up to 500,000 URLs per crawl, while Sitebulb Cloud offers browser-based access with real-time team collaboration for enterprise-scale audits of up to 10 million URLs. Both support JavaScript rendering and integrate with Google Analytics, Google Search Console, Google Sheets, and Data Studio.

Mangools

Mangools is a suite of SEO tools built for solopreneurs, freelance SEOs, and small marketing teams who want an easier alternative to complex enterprise SEO platforms. The suite includes KWFinder for keyword research, SERPChecker and SERPWatcher for SERP analysis and rank tracking, LinkMiner for backlinks, and SiteProfiler for competitor research. The company reports a database of over 2.5 billion keywords and 30 million SERPs across more than 65,000 city-level locations, and also offers several free no-signup tools like a SERP Simulator and AI Search Grader.