Compare Extendo vs Critical Mass

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

Extendo

Cold Email Outreach Website

Extendo is a digital marketing agency that combines marketing, data analytics, and data engineering to help businesses achieve their objectives. Founded in 2011, the agency has under 49 employees and offers services including SEO, PPC, content marketing, and email marketing.

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Winner

Critical Mass

Branding & Design Website

Critical Mass is a full-service digital agency headquartered in Heredia, Costa Rica, offering creative, marketing, and technology services. The agency works with enterprise clients such as Apple, BMW, Nike, and AT&T and has earned 59 industry awards.

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Feature Comparison

Attribute	Extendo	Critical Mass
Category	Cold Email Outreach	Branding & Design
Rating	-	Winner +4.5 higher
Location	San Jose, Costa Rica	Heredia, Costa Rica
Services	PPC Digital Marketing SEO Content Marketing eCommerce Email Marketing Advertising Business Consulting Digital Services IT Services Full Service Mobile Social Media E-Commerce Web Design Marketing/Creative Services Experiential Branded Content/Entertainment Market Research/Consulting Marketing Technologies/Analytics Media Buying/Planning Design Visual/Sound Identity Branding/Celebrity endorsement Strategy and Planning	PPC Digital Marketing SEO Content Marketing eCommerce Email Marketing Advertising Business Consulting Digital Services IT Services Full Service Mobile Social Media E-Commerce Web Design Marketing/Creative Services Experiential Branded Content/Entertainment Market Research/Consulting Marketing Technologies/Analytics Media Buying/Planning Design Visual/Sound Identity Branding/Celebrity endorsement Strategy and Planning
Industries	Automotive Education Government Logistics Consumer Goods	-
Pros	Combines marketing, data analytics, and data engineering for integrated solutions Offers customized solutions based on client digital maturity	Team of roughly 1,900 employees supporting enterprise clients Client roster includes Apple, BMW, Nike, AT&T, and Mars Wrigley 59 industry awards including Cannes Lions, CLIO, and The One Show honors
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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