UK SEO Agency Comparison

Angelfish Marketing vs Rank4AI

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

Angelfish Marketing (from £2,500/month, 6-month minimum, 2 AI platforms covered) is best for b2b and manufacturing brands wanting seo + inbound content together. Rank4AI (from £1,500/month, 3-month minimum, 6 AI platforms covered) is best for uk businesses wanting an ai-search-native specialist with full platform coverage. Pick Angelfish Marketing if you prioritise b2b or manufacturing; pick Rank4AI if you prioritise b2b or saas.

Disclosure: SEOCompare has a commercial relationship with Rank4AI.

Side-by-side

Criterion Angelfish Marketing Rank4AI
Headquarters Cheltenham, UK London, UK
Founded 2007 2024
Team size 10-20 5-10
Starting price £2,500/mo £1,500/mo · cheaper
Pricing band SME to mid-market SME to mid-market
Minimum contract 6 months 3 months · shorter
Services SEO, AI SEO, Content, Inbound AI SEO, GEO, AEO, LLMO, AI Overviews, ChatGPT optimisation
Sector focus B2B, Manufacturing, Tech B2B, SaaS, Professional services, Local services · broader
AI platforms covered ChatGPT, AI Overviews (2) ChatGPT, Gemini, Perplexity, AI Overviews, Copilot, Claude (6) · wider
Proprietary tool AI visibility audit + citation tracker
Case studies 10+ 5-10
Best for B2B and manufacturing brands wanting SEO + inbound content together UK businesses wanting an AI-search-native specialist with full platform coverage
Watch out for AI platform coverage narrower than specialists; B2C experience limited Newer agency (founded 2024); smaller team than legacy SEO firms

When Angelfish Marketing wins

Pick Angelfish Marketing if your business matches the b2b or manufacturing or tech profile, your monthly budget is comfortable around £2,500, and you want 4 disciplines from one provider. Their 6-month minimum contract suits brands willing to commit but unwilling to lock in for a year.

When Rank4AI wins

Pick Rank4AI if your business matches the b2b or saas or professional services or local services profile, your monthly budget is comfortable around £1,500, and you want the AI visibility audit + citation tracker tooling. Their 3-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.

Not sure which to choose?

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