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Compare Concept21 vs Stratoflow

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

Concept21 Agency logo

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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Stratoflow Agency logo

Stratoflow

Web Development & Technology Website

Stratoflow is a high-performance software company offering custom software development, Java development, AI development, and more. They specialize in horizontally scalable systems and fast travel search engines. The company also provides technology consulting, technical due diligence, research and development, and integration services.

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Feature Comparison

Attribute Concept21 Stratoflow
Category Branding & Design Web Development & Technology
Rating
Location Wroclaw, Poland Wroclaw, Poland
Services
  • Web Design
  • Web Development
  • SEO
  • eCommerce Development
  • CRO
  • Design Services
  • Mobile App Development
  • Digital Strategy
  • Branding
  • UI/UX Design
  • Software Development
  • Java Development
  • AI Development
  • Technology Consulting
  • Integration Services
  • Web Design
  • Web Development
  • SEO
  • eCommerce Development
  • CRO
  • Design Services
  • Mobile App Development
  • Digital Strategy
  • Branding
  • UI/UX Design
  • Software Development
  • Java Development
  • AI Development
  • Technology Consulting
  • Integration Services
Industries
Construction Consumer Goods Corporate Services Fintech Food and Beverage Hospitality Insurance Design Fashion eCommerce
Finance Software & IT Services
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.
  • Expertise in horizontally scalable systems and high-performance travel search engines
  • Iterative development with short feedback cycles
  • Proven track record with systems handling 300 million daily queries
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