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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

    • 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.

    • Efficient Delivery and Quick Turnaround

      Clients highlight U1CORE's efficiency and quick delivery times. Their ability to work swiftly without compromising quality has been a key factor in the success of various projects, especially under tight deadlines.

    • 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.

    • 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.

    • Strong Project Management Skills

      U1CORE's project management has been commended for being structured, transparent, and responsive. They consistently meet deadlines and maintain open communication, ensuring projects are completed efficiently and to client specifications.

    • 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.

    U1CORE Reviews

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    Web App UX/UI Design Services for Real Estate Platform

    • Product Design UX/UI Design Web Design
    • Confidential
    • Oct. 2024 - Feb. 2025
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    “They exceeded every expectation.”

    Jan 22, 2025
    Founder, DraftBroker
    Harry B
    • Business services
    • Los Angeles, California
    • 1-10 Employees
    • Online Review

    U1CORE designed the UX/UI of a real estate platform's AI-enabled web app. The team created a user flow, mood board, and design concepts for multiple pages. They also provided recommendations on UX/UI design.

    Website Development for Retail Company

    • Web Development
    • $200,000 to $999,999
    • Dec. 2024 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "The team is self-assured, professional, and follows effective processes to meet deadlines and create exceptional work."

    Jan 13, 2025
    Founder, Magnolia
    Chip Gaines
    Verified
    • Retail
    • Waco, Texas
    • 1,001-5,000 Employees
    • Online Review
    • Verified

    U1CORE has developed a WordPress website for a retail company, using some of the client's existing code but building 90% of the site from scratch. The team has offered input on the site's color scheme and logo.

    Web Design & Development for Digital Marketing Agency

    • Web Design Web Development
    • $50,000 to $199,999
    • Dec. 2021 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "What impresses us most is their attention to detail and commitment to quality."

    Jan 13, 2025
    CEO, Simbo Studio
    Nikita Kudin
    • Advertising & marketing
    • Ukraine
    • 1-10 Employees
    • Online Review

    U1CORE has designed and developed a website for a digital marketing agency. They've also implemented additional features for the site and improved its overall UX.

    Web Dev for Digital Signal Company

    • Web Design Web Development
    • $200,000 to $999,999
    • November 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "The quality of work was excellent, and they delivered exactly what I asked for."

    Dec 17, 2024
    Co-Founder, QuantumSDR
    Robin Colclough
    • Manufacturing
    • Tucson, Arizona
    • 201-500 Employees
    • Online Review

    U1CORE developed a website for a digital signal company. The 10-page user-friendly site promotes the nuclear industry while following specific brand guidelines.

    UI/UX Design Services for Automotive Dealership Group

    • UX/UI Design
    • $200,000 to $999,999
    • Nov. - Dec. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "What really stood out to us was the exceptional quality of U1CORE's work."

    Dec 11, 2024
    Founder, Envision Motors
    Simon Sarriedine
    • Manufacturing
    • West Covina, California
    • 51-200 Employees
    • Online Review

    U1CORE provided UI/UX design services for an automotive dealership group. The team conducted persona research and user feedback analysis, creating user personas and designs using Figma for the client's product.

    UX/UI Design for Retail Co

    • UX/UI Design Web Design
    • $200,000 to $999,999
    • Nov. - Dec. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "We have been extremely pleased with U1CORE's work and collaboration."

    Dec 8, 2024
    Founder, Shopbop
    Howard Litwack
    • Retail
    • Bellmore, New York
    • 501-1,000 Employees
    • Online Review

    U1CORE redesigned a platform's UX/UI for a retail company. The team conducted persona research and developed use cases using Figma as their design tool.

    Hardware Dev & Manufacture for Travel Trailer Co

    • Manufacturing Consulting UX/UI Design
    • $50,000 to $199,999
    • Dec. 2024 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Their ability to take ideas from concept to production stands out."

    Dec 7, 2024
    CEO, Airstream
    Bob Wheelers
    • Manufacturing
    • Jackson Center, Ohio
    • 201-500 Employees
    • Online Review

    U1CORE provides hardware development services for a travel trailer company. The team has developed hardware electronics, mechanics, and firmware, provided design concepts, and manufactured the products.

    Web Design for Travel Technology Company

    • Web Design
    • $50,000 to $199,999
    • Nov. 2024 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "U1CORE excelled at project management."

    Nov 18, 2024
    Founder, transferz
    Johan van Vulpen
    • Information technology
    • Amsterdam, Netherlands
    • 51-200 Employees
    • Online Review

    A travel technology company hired U1CORE to rebuild their desktop and mobile app. The team has used Figma and InVision to create the product based on the client's feature requests and use cases.

    Custom Software Dev for Manufacturing Co

    • Custom Software Development UX/UI Design
    • $50,000 to $199,999
    • Oct. 2024 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Although it started slowly, I was impressed by the detail and polish in all aspects."

    Nov 18, 2024
    Legal Director, Kropman
    Gorazd Grebenjek
    Verified
    • Manufacturing
    • Nijmegen, Netherlands
    • 501-1,000 Employees
    • Online Review
    • Verified

    U1CORE has designed a prototype for an AI tool for a manufacturing company. The team has handled outlining and executing a style guide for the client's platform.

    UX/UI Design for Hotel & Casino

    • Product Design UX/UI Design
    • $200,000 to $999,999
    • Oct. 2024 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They adjust the budget and save us money faster than expected."

    Nov 15, 2024
    GM, Wrest Point
    Andrew Fox
    • Hospitality & leisure
    • Hobart, Australia
    • 51-200 Employees
    • Online Review

    U1CORE provides UI/UX design services for a casino and hotel. The team is responsible for designing packages tailored to the client's development capabilities and mock-ups for the website.

    Showing 41-50 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.

    Learn More
    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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