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Compare Passion Digital vs Relevance AI

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

Winner

Passion Digital

SEO & Organic Growth Website

Passion Digital is a search-led performance marketing agency that blends data-driven strategy with creative thinking. They help growth brands maximise ROI across SEO, PPC, paid social, content marketing, and AI-driven search.

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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	Passion Digital	Relevance AI
Category	SEO & Organic Growth	Cold Email Outreach
Rating	Winner +4.5 higher	-
Location	London, England, United Kingdom	Limassol, Greece
Services	AI Search Optimization LLM optimization Advertising Display Ads PPC Programmatic Advertising SEO SEO Consulting Search Engine Marketing 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 SEO SEO Consulting Search Engine Marketing 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 Fintech Real Estate	Devtools & infrastructure AI platforms Workflow software Horizontal B2B SaaS
Pros	Full-funnel performance marketing approach that connects SEO, PPC, paid social,	Campaigns compound over time via a shared memory graph Reply and voice agents handle objections and book meetings automatically
Cons	Geographic focus is primarily UK and US, with limited presence in other regions.	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.

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