Compare Extension Marketing vs Solumize

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

Extension Marketing

Multi-Channel Outreach Website

Extension Marketing is a professional marketing firm operating out of Madrid, Spain. The agency provides organizations with commercial marketing support and outreach capabilities.

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Solumize

Cold Email Outreach Website

Solumize is an AI-native marketing and sales agency based in Pozuelo de Alarcón, Madrid, operating in Spain and Latin America. It provides B2B acquisition services including SEO, AEO, GEO, marketing automation, and an AI SDR agent called Multiflow. The agency focuses on AI-powered growth with human execution.

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Feature Comparison

Attribute	Extension Marketing	Solumize
Category	Multi-Channel Outreach	Cold Email Outreach
Rating	-	-
Location	Madrid, Spain	Pozuelo de Alarcón, Madrid, Spain
Services	Marketing Strategy Campaign Execution SEO AI Development Direct Marketing IT Services CRO Digital Marketing Social Media Marketing Email Marketing Web Development CRM Consulting	Marketing Strategy Campaign Execution SEO AI Development Direct Marketing IT Services CRO Digital Marketing Social Media Marketing Email Marketing Web Development CRM Consulting
Industries	-	Fintech AI Corporate Services Consumer Goods Retail eCommerce
Pros	Established physical presence in Madrid	AI-native approach integrating SEO, AEO, and GEO Proprietary Multiflow AI SDR agent for lead qualification Full B2B acquisition loop from visibility to automated meetings
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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