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Compare The SEO Works vs Relevance AI

Side-by-side comparison of features, pricing, services, ratings and more.

Winner

The SEO Works

B2B Lead Generation Website

The SEO Works is a digital marketing agency specialising in SEO, PPC, and performance-led search marketing. Founded in 2009, they work with businesses internationally from SMEs to enterprise brands, with specialist capability in AI-led search and answer engine optimisation.

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Relevance AI

Cold Email Outreach Website

Relevance AI builds semi-autonomous outbound agents that run thousands of experiments across your total addressable market to find the right wedge. They combine machine-speed hypothesis testing with human taste to generate pipeline for horizontal product companies.

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Feature Comparison

Attribute	The SEO Works	Relevance AI
Category	B2B Lead Generation	Cold Email Outreach
Rating	Winner +4.5 higher	-
Location	Sheffield, England, United Kingdom	Limassol, Greece
Services	AI Search Optimization LLM optimization Advertising Display Ads PPC Programmatic Advertising Retargeting and Remarketing Amazon Marketing Amazon Advertising Amazon SEO Content Marketing Content Strategy Content Syndication Copywriting Data Analytics Machine Learning and AI Marketing Advice Inbound Marketing Lead Generation SEO Backlink Management International SEO Link Building Local SEO Mobile SEO SEO Consulting Search Engine Marketing Shopify SEO Technical SEO Wordpress SEO Youtube SEO Social Media Marketing Content Creation Facebook Advertising Instagram Marketing Web Development Digital Design Graphic Design Logo Design UX Design Web Design Website Maintenance Wordpress Design Cold email outreach List building Social selling Community engagement Semi-autonomous outbound agents (Hermes, Kairos, Soteria, Hestia, Persephone) TAM mapping and angle × persona × vertical experimentation Reply handling and voice agent scheduling Statistical analysis and campaign compounding	AI Search Optimization LLM optimization Advertising Display Ads PPC Programmatic Advertising Retargeting and Remarketing Amazon Marketing Amazon Advertising Amazon SEO Content Marketing Content Strategy Content Syndication Copywriting Data Analytics Machine Learning and AI Marketing Advice Inbound Marketing Lead Generation SEO Backlink Management International SEO Link Building Local SEO Mobile SEO SEO Consulting Search Engine Marketing Shopify SEO Technical SEO Wordpress SEO Youtube SEO Social Media Marketing Content Creation Facebook Advertising Instagram Marketing Web Development Digital Design Graphic Design Logo Design UX Design Web Design Website Maintenance Wordpress Design Cold email outreach List building Social selling Community engagement Semi-autonomous outbound agents (Hermes, Kairos, Soteria, Hestia, Persephone) TAM mapping and angle × persona × vertical experimentation Reply handling and voice agent scheduling Statistical analysis and campaign compounding
Industries	B2B Services Education Institutions Fintech Healthcare & Hospital Legal Services	Devtools & infrastructure AI platforms Workflow software Horizontal B2B SaaS
Pros	Strong client satisfaction with a 4.7 rating and numerous success stories showing	Campaigns compound over time via a shared memory graph Reply and voice agents handle objections and book meetings automatically
Cons	Pricing is not publicly disclosed, which may be a barrier for budget-conscious buyers. Primarily UK-based with limited local presence in other regions, though they serve	No client reviews available on Clutch or G2 yet Requires human oversight for taste and final approval Best suited for horizontal products with large experiment surfaces
Website	Visit Site	Visit Site

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Free Plan Available

You shouldn’t have to overpay for cold email tools. With Mystrika, you won’t.

It does cold email warmup, sequences, unified inbox, and AI writing - all in one place. Every other tool that does this charges somewhere between $100 and $500 a month. Mystrika has a free plan. 500 prospects. No expiry. No card.

The people who consistently book meetings from cold email aren’t smarter. They just stopped leaving money on the table.

See the Free Plan

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