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Go mobile with a dependable development partner ⭐

CrustLab is a web and mobile app design & development agency with over 6 years of experience and 50 projects brought to life. Our key mindset is to be real craftsmen, strongly dedicated to customer needs.

Why CrustLab?

  • $10,000+
  • $50 - $99 / hr
  • 50 - 249
  • Kraków, Poland
  • Founded 2017

1 Locations

  • Kraków , Poland
Total Reviews
16
Average Referral Rating
4.7 /5
Most Common Project Size

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    CrustLab Review Insights

    Overall Review Rating

    4.7
    • Quality 4.7
    • Schedule 4.7
    • Cost 4.7
    • Willing to Refer 4.7

    Top Mentions

    • timely (6)
    • communicative (5)
    • high-quality work (5)
    • professional (4)
    • efficient (3)
    • experienced (3)
    • great project management (3)
    • proactive (3)

    Review Highlights

    • Constructive Feedback Adaptation

      CrustLab is receptive to feedback and adapts quickly to client needs. Instances where clients provided constructive criticism were met with prompt adjustments and improved performance.

    • Strong Domain Knowledge

      CrustLab's domain expertise, particularly in sports betting and fintech, was a significant advantage. Their understanding of industry-specific challenges and requirements added substantial value to their projects.

    • Flexible and Adaptable

      CrustLab's flexibility in adapting to changing project requirements and specifications was highly valued. Clients appreciated their ability to remain agile and responsive throughout the project lifecycle.

    • Responsive and Communicative

      Clients appreciated CrustLab's responsiveness and open communication channels. Regular updates, prompt responses to queries, and the willingness to adapt to feedback were frequently highlighted.

    • Competitive Rates

      While clients were generally satisfied with CrustLab's pricing, some mentioned that better rates would be appreciated. However, the overall value for cost was still deemed positive.

    • Impressive Problem-Solving Skills

      Clients noted CrustLab's ability to quickly understand project requirements and provide effective solutions. Their problem-solving skills are particularly valued in complex and fast-paced projects.

    See all 16 Reviews
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    IT Staff Aug for Betting & Casino Platform Developer

    • Application Testing IT Staff Augmentation Web Development
    • Confidential
    • Aug. 2022 - Feb. 2023
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "We found it very easy to cooperate and communicate with them."

    May 9, 2024
    CEO, BeeFee Ltd.
    Wiktor Grabarczyk
    • Gambling
    • City of London, England
    • 51-200 Employees
    • Online Review 
    • Verified

    CrustLab helped a betting and casino platform developer add new games to their game aggregator product. Their work included backend development, testing, third-party integrations, and continuous support.

    Mobile App Design & Development for Sports Betting Startup

    • Mobile App Development UX/UI Design
    • $10,000 to $49,999
    • Aug. - Nov. 2023
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0
    "The whole team brought a creative flair to overcoming challenges and offered unique solutions."
    Dec 21, 2023
    Co-Founder & CEO, Parlady Sports, Inc.
    Kaitlin Daniels
    • Gaming
    • Camden, Delaware
    • 1-10 Employees
    • Online Review 
    • Verified

    CrustLab designed and developed a sports betting startup's mobile application. The team created design mock-ups, developed the app's functionalities, and implemented the app on Firebase, delivering an iOS MVP.

    Mobile App Dev for Software & Technology Development Firm

    • Custom Software Development Mobile App Development
    • $50,000 to $199,999
    • June 2021 - Sep. 2022
    4.5
    Quality
    4.5
    Schedule
    5.0
    Cost
    4.0
    Willing to Refer
    5.0

    "CrustLab’s developer paid attention to every detail and grasped the project requirements quickly."

    Jul 18, 2023
    Founder, Pragmatic Coders
    Marcin Dziedzic
    • Software
    • Poland
    • 51-200 Employees
    • Online Review 
    • Verified

    CrustLab developed a cross-platform iOS and Android-based mobile app for a software and technology development firm. The team utilized Flutter, Firebase, Dio, and Retrofit as their primary development tools.

    Staff Augmentation for Software Dev Company

    • Custom Software Development IT Staff Augmentation Mobile App Development
    • $50,000 to $199,999
    • Feb. - Oct. 2022
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "We put trust in our cooperation because the results are more than satisfying."

    Jun 27, 2023
    CEO, Software Dev Company
    Anonymous
    • IT Services
    • Poland
    • 51-200 Employees
    • Online Review 
    • Verified

    CrustLab augmented the team of a software development company with Android and iOS developers. The experts assisted the client in developing a mobile app with UI customizations and a profile set of views.

    Mobile App Dev for Betting & Gambling Solutions Company

    • Mobile App Development
    • Confidential
    • Aug. 2021 - May 2022
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They cared about what they were doing."

    Jun 7, 2022
    Head of Mobile, Betting & Gambling Solutions Company
    Anonymous
    • Software
    • Vilnius, Lithuania
    • 51-200 Employees
    • Online Review 
    • Verified

    CrustLab created a mobile app for a betting and gambling solutions company. The team developed iOS and Android versions of the platform.

    Mobile App Development for Sports Betting Platform

    • Mobile App Development
    • $10,000 to $49,999
    • Dec. 2020 - June 2021
    5.0
    Quality
    5.0
    Schedule
    4.5
    Cost
    5.0
    Willing to Refer
    5.0

    “The best part of working with CrustLabs was their attention to detail in every step of the development process.”

    Sep 27, 2021
    CEO, Sports Betting Company
    Anonymous
    • Software
    • Zurich, Switzerland
    • 1-10 Employees
    • Phone Interview 
    • Verified

    CrustLab provided backend mobile development for a sports betting app. Using Node.js, React Native, and AWS tools, they enhanced an existing platform on both iOS and Android to include live data processing.

    UI/UX Design for Online Gaming Company

    • UX/UI Design
    • Less than $10,000
    • May - Aug. 2020
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    4.5
    Willing to Refer
    5.0

    “When I’m ready to do my next project, they’re going to be my first phone call.”

    Sep 14, 2021
    CEO, Online Gaming Company
    Ryan Campbell
    • Gambling
    • Las Vegas, Nevada
    • 1-10 Employees
    • Phone Interview 
    • Verified

    CrustLab worked closely with the owner of a sports betting platform to provide UI/UX design and web development services. They collaborated closely from wireframing all the way through prototyping in Sigma. 

    Custom Software Development for Technological Institution

    • Custom Software Development
    • $10,000 to $49,999
    • Jan. - Mar. 2021
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    4.5
    Willing to Refer
    5.0

    "Thanks to their experience and ability to predict problems, we found solutions and built the project on time."

    Jul 29, 2021
    Managing Director, Central House of Technology
    Anna Sokolowska
    • Nonprofit
    • Warsaw, Poland
    • 11-50 Employees
    • Online Review 
    • Verified

    CrustLab developed a content management system for a technological institution and integrated it into their web portal. They were tasked with designing the system, developing its front and backend, and more.

    Consulting & MVP Dev for Business Administration Platform

    • Custom Software Development
    • $10,000 to $49,999
    • Oct. 2020 - Jan. 2021
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "We shared with CrustLab the mockups of how we wanted the product to look like and they did it exactly by the pixel."

    Mar 8, 2021
    CEO & Co-Founder, SoyDigi
    Laura Rodriguez
    • Software
    • Krakow, Poland
    • 1-10 Employees
    • Phone Interview 
    • Verified

    A business administration platform taking part in an incubator program hired CrustLab for consultation and development. The team used Django to build an MVP of the client's web application concept.

    Mobile App & Web Dev for Women's Healthcare Device Company

    • Custom Software Development E-Commerce Development
    • $200,000 to $999,999
    • Aug. 2020 - Ongoing
    5.0
    Quality
    4.5
    Schedule
    4.5
    Cost
    4.5
    Willing to Refer
    5.0

    "I felt that we were treated as very important clients because we received a very high standard of service."

    Mar 3, 2021
    Co-Founder & VP, PelviFly
    Gabriel Herman
    • Healthcare
    • Warsaw, Poland
    • 1-10 Employees
    • Phone Interview 
    • Verified

    A women's healthcare device company hired CrustLab to develop their mobile app and web platform. The team created new services and training programs and integrated a marketplace connected to Stripe payments.

    Locations (1)

    50 - 75

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