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B2B product design company for SaaS, AI, and Web3

U1CORE — B2B Full-Cycle Product Development Bureau for Innovative SaaS Brands

We specialize in delivering end-to-end services that cover design, marketing, ideation, content, development, strategy, motion, creativity and advertising.

FinTech, Web3 & AI and more!

  • Min project size
    $5,000+
  • Hourly rate
    $50 - $99 / hr
  • Employees
    10 - 49
  • Locations
    Tallinn, Estonia
  • Year founded
    Founded 2019
  • Languages
  • Timezones

Overview by:

Reviewer avatar
Taras Oliinyk

1 Language that we service

  • English

28 Timezones that we service

ACT
Australia Central Time (ACT)
AGT
Argentina Standard Time (AGT)
AKST
Alaska Standard Time (AKST)
ART
(Arabic) Egypt Standard Time (ART)
AST
Arabia Standard Time (AST)
AET
Australia Eastern Time (AET)
BST
Bangladesh Standard Time (BST)
BET
Brazil Eastern Time (BET)
CAT
Central African Time (CAT)
CET
Central European Time (CET)
CNT
Canada Newfoundland Time (CNT)
COT
Colombia Time (COT)
CST
Central Standard Time (CST)
EST
Eastern Standard Time (EST)
EET
Eastern European Time (EET)
GMT
Greenwich Mean Time (GMT)
IDT
Israel Daylight Time (IDT)
IST
India Standard Time (IST)
JST
Japan Standard Time (JST)
MET
Middle East Time (MET)
MST
Mountain Standard Time (MST)
NET
Near East Time (NET)
NST
New Zealand Standard Time (NST)
PST
Pacific Standard Time (PST)
SGT
Singapore Standard Time (SGT)
SST
Solomon Standard Time (SST)
UTC
Universal Coordinated Time (UTC)
VST
Vietnam Standard Time (VST)

3 Locations

  • Tallinn , Estonia
  • Warszawa , Poland
  • Ternopil , Ukraine

No have been added yet...

    Pricing Snapshot

    Min. project size $5,000+
    Avg. hourly rate $50 - $99 /hr
    Rating for cost 5 /5

    What Clients Have Said

    U1CORE offers competitive pricing with high value for cost, evidenced by projects ranging from €7,000 to $25,000. Clients emphasized their flexibility, timely delivery, and effective communication, contributing to improved user engagement and conversion rates.

    This summary is based on verified Clutch reviews.

    Most Common Project Size

    $10,000 - $49,999 based on 49 reviews
    < $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

    Select a service to see pricing information

    U1CORE Review Insights

    Overall Review Rating

    5.0
    • Quality 5.0
    • Schedule 5.0
    • Cost 5.0
    • Willing to Refer 5.0

    Top Mentions

    Review Highlights

    • High Client Satisfaction and Repeat Business

      Clients report high satisfaction with U1CORE's work, noting increased conversion rates and repeat business. Their solutions are aligned with client needs, providing value through strategic design and technical execution.

    • Proactive and Collaborative Approach

      U1CORE is praised for their proactive approach and collaboration with clients. They anticipate needs, offer strategic insights, and actively contribute to project success, making them a valued partner rather than just a service provider.

    • Room for Improvement in Budget Management

      While U1CORE is praised for their project delivery, some clients noted occasional budget overruns. Improving budget management could enhance their already strong project execution and client satisfaction.

    • Seamless Integration with Client Teams

      Clients feel U1CORE integrates seamlessly with their teams, acting as an internal partner rather than an outsourced agency. This collaboration enhances project outcomes and strengthens client relationships.

    • Creative and Technical Prowess

      U1CORE is recognized for their blend of creativity and technical skill. Clients appreciate their ability to translate complex ideas into visually appealing and functional designs that align with business objectives.

    • High-Quality Design and Strategic Alignment

      U1CORE consistently delivers high-quality designs that align with client brand and business strategies. Their strategic thinking and design execution have significantly impacted client engagement and satisfaction.

    U1CORE Reviews

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    Services
    Project cost

    E-Commerce Development for Software Dev Company

    • E-Commerce Development UX/UI Design
    • $10,000 to $49,999
    • Oct. - Nov. 2025
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "The most impressive aspect of U1CORE was their ability to provide flexible changes at no additional cost."

    Nov 27, 2025
    COO, CodePhusion
    Myroslav Syrko
    Verified
    • Other industries
    • London, England
    • 11-50 Employees
    • Online Review
    • Verified

    U1CORE developed a WordPress e-commerce website for a custom software development company's end customer. The team created wireframes, integrated e-commerce features, and built a site with a user-friendly UI.

    Website Design & Development for Email Marketing Agency

    • UX/UI Design Web Design Web Development
    • Less than $10,000
    • Feb. - Mar. 2025
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They delivered exactly what was promised and exceeded expectations."

    Nov 12, 2025
    CEO, Inboxio
    Andrii Pohibko
    Verified
    • Advertising & marketing
    • Kyiv, Ukraine
    • 1-10 Employees
    • Online Review
    • Verified

    U1CORE designed and developed a website for an email marketing agency. The team aimed to create a professional and modern site that reflected the brand, was mobile-optimized, and scalable for future growth.

    UI/UX Design for IT Agency

    • UX/UI Design
    • Less than $10,000
    • Apr. 2025 - Ongoing
    4.5
    Quality
    5.0
    Schedule
    5.0
    Cost
    4.5
    Willing to Refer
    5.0

    "We've had quite a few very good collaborations with U1CORE and have had an excellent experience so far."

    Nov 3, 2025
    Co-Founder, PLEPO
    Eugene Chumak
    Verified
    • Information technology
    • Riga, Latvia
    • 1-10 Employees
    • Phone Interview
    • Verified

    U1CORE has provided UI/UX design services for an IT agency's e-commerce platform and end clients. The team has made suggestions to improve the platform's CRO and made product and collection page improvements.

    UI/UX Design Services for Talent Acquisition Firm

    • UX/UI Design
    • $10,000 to $49,999
    • Apr. - July 2025
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "What stood out to us was how U1CORE approached the work as a true partnership."

    Oct 1, 2025
    Marketing Manager, Onhires
    Yulia Nekrasova
    Verified
    • Other industries
    • Estonia
    • 11-50 Employees
    • Online Review
    • Verified

    U1CORE was hired by a talent acquisition firm to develop practical use cases that demonstrate real-world applications of their product. The goal was to highlight the company's technical capabilities.

    UX/UI Design for Beauty & Cosmetics Company

    • UX/UI Design
    • $10,000 to $49,999
    • Mar. - Aug. 2025
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "What stood out most about U1CORE was their ability to merge creativity with technical precision."

    Sep 24, 2025
    Product Development Manager, Beauty & Cosmetics Company
    Anonymous
    Verified
    • Other industries
    • Auckland, New Zealand
    • 51-200 Employees
    • Online Review
    • Verified

    U1CORE provided UX/UI design services for a beauty and cosmetics company. The team analyzed the brand's current digital platforms and designed layouts that adapt to different screen sizes.

    UI/UX Design for Branding Agency

    • Branding UX/UI Design
    • $10,000 to $49,999
    • Jan. - Aug. 2025
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "I am continually impressed with the quality, communication, and value they consistently provide."

    Sep 18, 2025
    Owner, Hardy Brands
    Megan Armstrong wold
    Verified
    • Advertising & marketing
    • Bozeman, Montana
    • 11-50 Employees
    • Online Review
    • Verified

    U1CORE provided UI/UX design services for a branding agency. The team was tasked with creating high-fidelity screens with modern and clean designs for the client's mobile app.

    UI/UX Design for HealthTech Firm

    • UX/UI Design
    • $10,000 to $49,999
    • Mar. - Aug. 2025
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Their collaborative approach ensured that every solution was tailored, scalable, and impactful."

    Sep 17, 2025
    Co-Founder/CEO, HealthTech Firm
    Anonymous
    Verified
    • Other industries
    • Canada
    • 11-50 Employees
    • Online Review
    • Verified

    U1CORE optimized the UI/UX of a healthtech firm. The team conducted in-depth research, identified pain points, improved the UX framework, refreshed the UI design system, and redesigned the full patient flow.

    Web Dev for Healthcare Design Solutions Company

    • UX/UI Design Web Development
    • Less than $10,000
    • August 2025
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "What impressed me most was the team's deep understanding of both design and product strategy."

    Aug 27, 2025
    Founder & CEO, Healthcare Design Solutions Company
    Karyna Bondarenko
    Verified
    • Other industries
    • Ukraine
    • 1-10 Employees
    • Online Review
    • Verified

    U1CORE redesigned a Web3 product website for a healthcare design solutions company. The team updated the site architecture and wireframes, created a modular design system, and built responsive layouts.

    UI/UX Design for Technology Company

    • UX/UI Design Web Design
    • $10,000 to $49,999
    • Feb. - Apr. 2025
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "The team was proactive, thoughtful, and consistently on point."

    May 13, 2025
    Co-Founder, Menter
    Konstantin Semenenko
    Verified
    • Other industries
    • Paris, France
    • 1-10 Employees
    • Online Review
    • Verified

    U1CORE designed the UI/UX of a Web3 platform for a technology company. The goal was to create a modern, visually engaging design that reflected the client's brand identity and was responsive and scalable.

    Showing 1-10 of 53 Reviews

    Our Story

    We are a team that builds successful Go-To-Market solutions.

    Developing customized Go-To-Market strategies that drive product success
and accelerate growth in competitive markets.

    We are your design and development team even though we’re an outsourced partner.

    300+ successful projects

    8/10 clients come by recommendation

    $20m generated revenuw for our clients

    Design collaboration that ensures quality, comfort, and predictable results

    Meet the Team

    U1CORE Bureau

    U1CORE BureauTeam

    U1CORE: UX Product Design & Development Services for SaaS, FinTech, Web3 & AI At U1CORE, we specialize in transforming innovative ideas into high-performing digital products. As a B2B Product Design & Development Powerhouse, we create seamless user

    Taras Oliinyk

    Taras OliinykCEO

    🚀 CEO at U1CORE | Elevating Startups to Market Leadership with Strategic Design 🔥 As the CEO of U1CORE, I lead a design powerhouse, not just any agency. With over five years of collective experience, our team of UI/UX wizards uses an insatiable hu

    Oleksandr Viktorov.

    Oleksandr Viktorov.BDM

    Clutch verification provides an additional layer of data to help you make the right purchasing decision of business services.

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    Verified Client Reviews
    23
    Overall Review Rating
    5
    Source
    Clutch
    Last Updated
    November 27, 2025

    Business Entity

    Business Entity Name UN1CORN Bureau OÜ
    Source Estonia e-Business Register
    Jurisdiction of Formation Estonia
    Date of Formation April 16, 2025
    Status Active
    Last Updated August 3, 2025
    ID 17222302

    Credit Report Results

    International Credit Risk Assessment Not Rated
    Source Creditsafe
    Last Updated August 9, 2025

    *Clutch performed additional verification on this company and confirmed that there are no negative legal filings or large outstanding debts. This company has also received 3 or more verified reviews on our platform.

    Learn More About The Clutch Verification Process

    Locations (3)

    5 Tuulemäe tänav TallinnEstonia 11411

    10 - 15

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