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Comparison

Screaming Frog vs Semrush

Screaming Frog lands on Worth it, and Semrush lands on Depends.

Screaming Frog

screamingfrog.co.uk

Worth it

Confidence: High

Buy if you do technical SEO and need deep site crawls . it's the category default at a flat $279/year with a usable free tier.

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Semrush

Depends

Confidence: High

Buy if you run serious, ongoing SEO or agency work and will use most of the toolkit.

Read the full report

Screaming Frog versus Semrush
Compare	Screaming Frog	Semrush
Verdict	Worth it	Depends
Best for	Technical SEO teams	SEO agencies and consultants
Who it's not for	Non-technical marketers wanting one-click audits	Hobby sites and side projects
Privacy	No public breaches found; the VA's federal tool registry flags one vulnerability entry for the SEO Spider.¹⁴	One CSRF CVE in its WordPress Content Toolkit plugin; no platform breach reported, but scammers heavily impersonate Semrush.
Public sentiment	Reviewers overwhelmingly call it the go-to technical crawler, though some question the annual fee for occasional use.^¹	Reviewers consistently praise its data depth but split hard on whether the price and billing practices justify it.
Biggest gotcha	Free version caps crawls; larger sites push you to the $279/year license fast^⁵	7-day money-back guarantee reportedly honored inconsistently; one user charged $211

Pick Screaming Frog when

Technical SEO teams
Agencies auditing client sites
Large-site owners needing deep crawls

When Screaming Frog is not a fit

Non-technical marketers wanting one-click audits
Anyone needing rank tracking or keyword data . it only crawls
Small sites already covered by the free tier
Cloud-first teams . this is a desktop app

Pick Semrush when

SEO agencies and consultants
In-house teams running SEO full-time
Brands tracking AI search visibility
Multi-site enterprises

When Semrush is not a fit

Hobby sites and side projects
Anyone needing only basic keyword lookups
Teams that will use two features max
Small businesses without dedicated SEO staff

Sources

Screaming Frog Products | G2 seller reviewsg2.com
review
Screaming Frog Reviews - Trustpilottrustpilot.com
review
Screaming Frog SEO Spider review - TechRadartechradar.com
review
Screaming Frog Review 2026: Pricing - CrawlRavencrawlraven.com
review
Is Screaming Frog worth the $279/year USD? - Redditreddit.com
review
I got frustrated with ScreamingFrog crawler pricing - Redditreddit.com
review
Is ScreamingFrog Still the Recommended Tool? - Redditreddit.com
review
Screaming Frog vs. Semrush - Exploding Topicsexplodingtopics.com
review
WebKernelAI vs Screaming Frog - Cloud vs Desktop Auditwebkernelai.com
review
Pricing - Screaming Frog SEO Spiderscreamingfrog.co.uk
official
SEO Spider Licencescreamingfrog.co.uk
official
Log File Analyser Pricingscreamingfrog.co.uk
official
Shazam Case Study - Screaming Frogscreamingfrog.co.uk
official
Screaming Frog SEO Spider - VA OIT TRMoit.va.gov
security
Screaming Frog Security Rating - UpGuardupguard.com
security
SEO tools that I actually love - LinkedInlinkedin.com
review