Semrush vs Similarweb
Semrush and Similarweb are both SEO tools tools. Semrush is aimed at agencies and enterprise, while Similarweb is aimed at enterprise and agencies. Similarweb costs less, from $129/mo versus $139/mo for Semrush. Both have a free plan.
All-in-one marketing intelligence
Website traffic, competitor and market intelligence for marketers
| Pricing | Freemium · $139 | Freemium · $129 |
| Starting price | $139/mo | $129/mo |
| Free plan | Yes | Yes |
| Free trial | 7 days | 7 days |
| Built for | Agencies, Enterprise | Enterprise, Agencies, Small businesses |
| Platforms | web | web |
| Country | US · 2008 | IL · 2007 |
| Rating | — | — |
Choose Semrush if
Agencies and marketing teams who need SEO plus paid and content tools in one place.
- Broadest marketing toolset in one subscription
- Huge keyword database and competitive intelligence
- Strong PPC research
Look elsewhere if: Backlink-focused SEOs who prefer Ahrefs or small sites needing basic tracking (SE Ranking, Mangools).
Choose Similarweb if
Marketing, strategy and investment teams that need competitor and market-level traffic intelligence rather than only SEO data.
- Unique market-level traffic data for competitors and whole categories
- Combines competitive, SEO, ads and AI visibility data in one place
- Free tools give a quick, useful snapshot of any site
Look elsewhere if: Small sites and budget SEO teams focused on rankings and backlinks (Semrush, Ahrefs, SE Ranking).
Semrush vs Similarweb pricing
Semrush
- Free$0For trying out the platform, no card required
- SEO$139/mo$117.33/mo annually; 5 sites, 500 tracked keywords
- Starter$199/mo$165.17/mo annually; SEO + AI Search, 50 prompts
- Pro+$299/mo$248.17/mo annually; 15 sites, 1,500 keywords
- AdvancedCustom40+ sites, 5,000+ keywords, API access
Similarweb
- AEO Intelligence$129/mo$99/mo billed annually; 1 user, AI brand visibility only
- Competitive Intelligence$199/mo$125/mo billed annually; 1 user, 3 months of history
- Comp. Intel, SEO & AEO$399/mo$333/mo billed annually; adds SEO toolkit and AI visibility
- Comp. Intel, SEO, AEO & Ads$649/mo$542/mo billed annually; adds ad intelligence
- BusinessCustomUp to 37 months of data, country filters, API, AI Studio
Semrush · Key features
- Keyword research with Keyword Magic Tool and intent data
- Site Audit, Position Tracking and On Page SEO Checker
- Backlink Analytics and Link Building tool
- Advertising Research and PPC keyword tools
- Content toolkit: Topic Research, SEO Writing Assistant
- AI visibility toolkit for AI Overviews and chatbots
Cons
- Expensive, with add-ons for local, social and trends
- Interface can feel overwhelming
- Backlink index slightly behind Ahrefs for some
Similarweb · Key features
- Estimated visits, engagement and audience demographics for any website
- Traffic source breakdown across search, social, referral, display and direct
- Keyword research, keyword gap analysis and rank tracking
- AI brand visibility and citation tracking across LLM assistants
- Ad intelligence for paid search, display and social creatives
- Industry and market share benchmarking with custom segments
Cons
- Traffic estimates for small or niche sites can be far off
- Self-serve plans limit you to one user and worldwide data
- Country filters and long history need custom Business contracts
Semrush vs Similarweb: FAQ
Which is cheaper, Semrush or Similarweb?
Similarweb starts at $129/mo and Semrush at $139/mo. Both prices are checked on the vendors' own pricing pages.
Do Semrush and Similarweb have a free plan?
Yes, both Semrush and Similarweb have a free plan; paid plans add more usage and features.
Which is better for small businesses, Semrush or Similarweb?
Similarweb lists small businesses as a core audience, while Semrush is aimed more at agencies and enterprise.