Compare Fast White Cat vs Concept21

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

Fast White Cat

Cold Email Outreach Website

Fast White Cat is a global eCommerce company specializing in Magento software development, founded in 2012. The agency advises clients on strategy, budgeting, operational planning, online marketing, and conversion-focused features to increase sales. It employs 100-249 people and is headquartered in Wroclaw, Poland.

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Winner

Concept21

Branding & Design Website

Concept21 is a full-spectrum digital agency based in Wroclaw, Poland, founded in 2015. The team of 50-99 employees has completed over 1,500 projects across web design, development, eCommerce, SEO, branding, and digital strategy.

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Feature Comparison

Attribute	Fast White Cat	Concept21
Category	Cold Email Outreach	Branding & Design
Rating	-	Winner +5.0 higher
Location	Wroclaw, Poland	Wroclaw, Poland
Services	SEO CRO Email Marketing eCommerce Development Digital Strategy Web Design Web Development Design Services Mobile App Development Branding UI/UX Design	SEO CRO Email Marketing eCommerce Development Digital Strategy Web Design Web Development Design Services Mobile App Development Branding UI/UX Design
Industries	Fintech IT	Construction Consumer Goods Corporate Services Fintech Food and Beverage Hospitality Insurance Design Fashion eCommerce
Pros	Specializes in Magento eCommerce development with a focus on increasing client sales Provides end-to-end eCommerce advice on strategy, budgeting, operational planning, and online marketing Global team of 100-249 employees established in 2012	Google reviewers praise clear communication, responsiveness, and reliability. Co-founders bring 15+ and 14+ years of experience in eCommerce, marketplace technology, Java, and financial systems. Client list includes Allianz, Walmart, IKEA, Visa, Hilton, and Accor.
Cons	DesignRush profile is unclaimed, so listing details are not verified by the agency	-
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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