Skip to content
SeoWiki

The SEO encyclopedia

SEO Tools

Semrush

Semrush is an all-in-one SEO and digital marketing platform used for keyword research, competitive analysis, site audits, rank tracking, and reporting.

Intermediate6 min readUpdated 2026-07-26Reviewed by Lucía Marín

Key takeaways

  • Semrush is a comprehensive SEO suite, not a single-purpose tool.
  • Use it for keyword research, competitive analysis, site audits, rank tracking, and reporting.
  • Metrics are estimates—always cross-check with real search results.
  • Combine multiple modules (keyword + technical + backlink) for actionable insights.
  • Start with the free trial and Semrush Academy to reduce the learning curve.

Semrush is a subscription-based platform that combines multiple SEO modules into one interface.

What People Use Semrush For

  • Keyword research: Discover high-volume, low-competition keywords and analyze search intent.
  • Competitive analysis: Uncover competitors' organic and paid keywords, backlinks, and traffic sources.
  • Site audits: Run technical SEO audits to identify crawl errors, broken links, and page speed issues.
  • Rank tracking: Monitor daily keyword positions across devices and locations.
  • Backlink analysis: Evaluate link profiles, find new link opportunities, and track lost links.
  • Reporting: Generate white-label reports for clients or stakeholders.
  • PPC research: Analyze competitor ad copy and budgets.
  • Content marketing: Use the SEO Content Template to optimize articles for target keywords.

Quick Start: Your First Semrush Workflow

  1. Create a project: Add your domain and set up tracking for keywords and competitors.
  2. Run a site audit: Use the Site Audit tool to scan for technical issues.
  3. Perform keyword research: Use Keyword Overview to get volume, difficulty, and intent data.
  4. Analyze competitors: Enter a competitor domain in Domain Overview to see their top keywords and traffic.
  5. Track rankings: Set up Position Tracking to monitor daily changes.
  6. Export a report: Use the Report Builder to create a client-ready PDF.

When Not to Start Here

  • You need a free tool: Semrush's free tier is limited; consider Google Search Console or Google Trends for basic data.
  • You only need backlink data: Ahrefs has a larger backlink index.
  • You are a beginner with no SEO knowledge: Semrush's dashboards can be overwhelming; start with the Semrush Academy first.
  • You need a lightweight rank tracker: Tools like SE Ranking may be simpler and cheaper.

Alternatives to Semrush

ToolBest ForPricing
AhrefsBacklink analysis, content researchPaid, starting at $99/mo
SE RankingRank tracking, budget-friendlyPaid, starting at $39/mo
Moz ProDomain authority, beginner-friendlyPaid, starting at $99/mo
UbersuggestKeyword ideas, low costFreemium, paid from $12/mo
SpyFuCompetitor PPC analysisPaid, starting at $39/mo
SimilarwebTraffic estimation, market researchFreemium, paid from $199/mo

Next step

FAQ

Is Semrush free?

Semrush offers a limited free account with basic features and a 7-day free trial for paid plans. Full functionality requires a subscription.

What is Semrush used for?

Semrush is used for keyword research, competitive analysis, site audits, rank tracking, backlink analysis, and SEO reporting.

How does Semrush compare to Ahrefs?

Both are comprehensive SEO tools. Semrush excels in PPC and social media data, while Ahrefs is known for its backlink index and user interface.

Can I use Semrush for free?

Yes, Semrush provides a free tier with limited features and a 7-day free trial for Pro, Guru, and Business plans.

Related topics

Sources

  • Google Search Central — Best authority for understanding SEO fundamentals, search performance, and how to interpret data around Google Search.
  • Semrush Academy — Official training source for learning Semrush workflows, reports, and certification-related material.
  • Semrush Help Center — Official documentation for feature behavior, report definitions, and product changes.
  • Semrush Blog — Official product and education content for tutorials, use cases, and feature guidance.
  • Ahrefs Blog — Widely respected independent SEO reference for comparing Semrush-style workflows and alternative tooling.

Reviewed by Lucía Marín, Founding editor.