UK SEO Agency Comparison

CarrieAnn Sudlow vs Screaming Frog

Side-by-side comparison of two UK SEO and AI search agencies on price, contract length, AI platform coverage, sector specialism, and verdict.

CarrieAnn Sudlow (from £1,500/month, 3-month minimum, 4 AI platforms covered) is best for founder-led saas and b2b brands wanting hands-on consultant access. Screaming Frog (from £5,000/month, 6-month minimum, 2 AI platforms covered) is best for enterprise sites needing deep technical seo + ai crawler audit. Pick CarrieAnn Sudlow if you prioritise saas or b2b; pick Screaming Frog if you prioritise enterprise or tech.

Side-by-side

Criterion CarrieAnn Sudlow Screaming Frog
Headquarters Manchester, UK Henley-on-Thames, UK
Founded 2018 2010
Team size 1-5 50+
Starting price £1,500/mo · cheaper £5,000/mo
Pricing band Boutique consultant Enterprise
Minimum contract 3 months · shorter 6 months
Services AI SEO, GEO, Consultancy Technical SEO, AI SEO, PPC, Crawling tools
Sector focus SaaS, B2B, Service businesses Enterprise, Tech, Publishers
AI platforms covered ChatGPT, Gemini, Perplexity, AI Overviews (4) · wider ChatGPT, AI Overviews (2)
Proprietary tool Screaming Frog SEO Spider, Log File Analyser
Case studies 5-10 20+
Best for Founder-led SaaS and B2B brands wanting hands-on consultant access Enterprise sites needing deep technical SEO + AI crawler audit
Watch out for Single-consultant capacity caps execution volume; no team cover Less brand-side / content marketing capability than full-service agencies

When CarrieAnn Sudlow wins

Pick CarrieAnn Sudlow if your business matches the saas or b2b or service businesses profile, your monthly budget is comfortable around £1,500, and you want 3 disciplines from one provider. Their 3-month minimum contract suits brands willing to commit but unwilling to lock in for a year.

When Screaming Frog wins

Pick Screaming Frog if your business matches the enterprise or tech or publishers profile, your monthly budget is comfortable around £5,000, and you want the Screaming Frog SEO Spider, Log File Analyser tooling. Their 6-month minimum contract suits brands willing to commit but unwilling to lock in for a year.

Verdict

Neither agency is universally better. The right answer depends on your sector, budget, and AI platform priorities. If you want a third independent option to consider alongside this comparison, use the SEOCompare agency matcher to surface a personalised three-to-five-agency shortlist.

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