Compare Concept21 vs Deffina

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

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.

View Full Profile

Deffina

SEO & Organic Growth Website

Deffina is a technology-driven software development company helping startups, SMBs, and enterprises launch, scale, and evolve their digital products. They specialize in custom web development, Webflow design, and dedicated remote teams. Founded in 2024, the agency serves clients across Europe and the US.

View Full Profile

Feature Comparison

Attribute	Concept21	Deffina
Category	Branding & Design	SEO & Organic Growth
Rating
Location	Wroclaw, Poland	Warsaw, Poland
Services	Web Design Web Development SEO eCommerce Development CRO Design Services Mobile App Development Digital Strategy Branding UI/UX Design Digital Marketing AI Development	Web Design Web Development SEO eCommerce Development CRO Design Services Mobile App Development Digital Strategy Branding UI/UX Design Digital Marketing AI Development
Industries	Construction Consumer Goods Corporate Services Fintech Food and Beverage Hospitality Insurance Design Fashion eCommerce	Finance Fintech Consumer Goods Retail
Pros	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.	Deep technical expertise in fintech and compliance Proactive communication and timely delivery High-quality results with professional team
Website	Visit Site	Visit Site

Explore Other Comparisons

Compare Concept21 or Deffina with other Agencies:

concept21 vs growmy tech concept21 vs kacper zakrocki concept21 vs lemonmedia sp z o o concept21 vs rankhouse concept21 vs whites deffina vs growmy tech deffina vs kacper zakrocki deffina vs lemonmedia sp z o o deffina vs rankhouse deffina vs whites

Browse All Agencies

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

Cookie Consent Required