<p>5Hz is a technology partner delivering high-impact digital solutions that drive growth, automation, and lasting customer relationships. We specialize in building complete digital ecosystems by combining advanced web development, blockchain engineering, and world-class UI/UX design.</p> <p>With a proven track record across Europe, North America, and beyond, 5Hz has evolved from a local team into a recognized agency trusted by industry leaders. Our long-term partnerships and impactful results speak to our dedication, expertise, and business-driven mindset. We don’t just understand technology — we know how to turn it into real, measurable value for your business.<br>Our full-cycle approach covers every stage, from initial concept to launch and beyond, ensuring seamless user experiences and robust technological foundations. </p> <p>Our expertise spans:</p> <ul> <li><strong>Frontend development</strong>: Responsive, high-performance interfaces with React, Next.js, TypeScript, and Framer Motion.</li> <li><strong>Full-stack engineering</strong>: End-to-end solutions using Node.js, GraphQL, RESTful APIs, and AWS.</li> <li><strong>Blockchain solutions</strong>: Secure smart contracts, DeFi protocols, custom trading platforms, and liquidity management on Ethereum, Solana, and more.</li> <li><strong>UI/UX design</strong>: User-centered design, prototyping, and testing for intuitive, engaging products.</li> <li><strong>Web3 integration</strong>: dApps, crypto wallet connections, and NFT functionality to bridge Web2 and Web3.</li> <li><strong>Data science & AI</strong>: Machine learning and data analysis to automate processes and unlock business insights. </li> </ul> <p><em>Innovation delivered with precision</em></p> <p> </p> <p> </p> <p> </p> <p> </p> <p> </p> <p> </p>
Min project size
$10,000+
Hourly rate
$25 - $49 / hr
Employees
10 - 49
Locations
L'viv, Ukraine
Year founded
Founded 2021
1 Locations
L'viv , Ukraine
No have been added yet...
Pricing Snapshot
Min. project size
$10,000+
Avg. hourly rate
$25 - $49
/hr
Rating for cost
5
/5
What Clients Have Said
5Hz offers excellent value for cost, with projects costing less than $10,000. Clients appreciate their pricing, timely delivery, and quality services, indicating a strong alignment with budget needs and project expectations.
Clients commend 5Hz for their reliable project management, ensuring on-time delivery and effective communication through virtual meetings and emails. Their project management approach is seen as a strength, contributing to smooth project execution.
Positive Impact on Business Growth
Clients report significant business improvements post-project, such as increased online presence, sales growth, and enhanced customer engagement, indicating 5Hz's effectiveness in achieving business objectives.
Impressive Client Communication
Clients appreciate 5Hz's communication skills, noting their responsiveness and clarity in interactions. This effective communication has been crucial in maintaining alignment and ensuring project success.
Proactive Approach to Solutions
5Hz is praised for their proactive approach, offering innovative solutions without waiting for client directives. This initiative helps clients stay ahead in their industries and adapt quickly to new challenges.
Successful E-commerce Solutions
5Hz has developed successful e-commerce platforms that have allowed clients to increase sales and customer engagement. Their work in integrating CRM systems and improving client interaction is notably impactful.
UI/UX Design & Web Dev for Christmas Ornament Company
UX/UI DesignWeb Development
Less than $10,000
Mar. - Aug. 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"They had a great team of experts."
Dec 22, 2025
CEO, Grono corporate
Yulia Strypa
Verified
Manufacturing
Lviv, Ukraine
1-10 Employees
Online Review
Verified
5Hz developed a website for a custom Christmas ornament company. The team handled the full development process, including business analysis, UX/UI design, technical implementation, and post-launch support.
5Hz successfully launched the website, meeting the client's expectations. The new site reflected the brand, improved usability and accessibility, streamlined communication, and provided a solid foundation for digital growth. The client praised 5Hz for their expertise and reliable project management.
BACKGROUND
Introduce your business and what you do there.
I’m the CEO of Grono Corporate, a manufacturing company specializing in custom Christmas ornaments of any shape and complexity. We also offer branded packaging and a personalized approach for every client.
OPPORTUNITY / CHALLENGE
What challenge were you trying to address with 5Hz?
We needed to build a company website for our custom Christmas ornament business.
SOLUTION
What was the scope of their involvement?
5Hz handled the full-cycle development of our website. Their scope of work included business analysis and requirements clarification, UX/UI design, website development, and technical implementation. The main deliverables were a fully functional corporate website with a clear structure, responsive design for different devices, and an easy-to-manage content system. They also supported testing, launch, and basic post-launch assistance to ensure everything worked smoothly and met our business needs.
What is the team composition?
We worked with 2–5 teammates from 5Hz.
How did you come to work with 5Hz?
We found them through a referral. We chose them because they were close to my geographic location, and their pricing fit our budget.
How much have you invested with them?
We spent less than $10,000.
What is the status of this engagement?
We worked together from March–August 2024.
RESULTS & FEEDBACK
What evidence can you share that demonstrates the impact of the engagement?
The main measurable outcome was the successful launch of our website according to the agreed scope and timeline. As a result, we received a clear and structured online presence that made it easier to present our brand, services, and values. The new website improved usability and accessibility across devices and helped streamline communication with potential partners and clients. Overall, the project achieved its core objectives and provided a solid foundation for our further digital growth.
Beyond the successful launch, the website met our expectations in several practical ways. It reflected our brand and positioning clearly, was easy for our team to manage and update, and worked reliably across different devices and browsers. The structure and content made it easier for potential clients and partners to understand who we are and what we offer, which supported our business communication goals. Overall, the website felt stable, professional, and aligned with our current business needs, giving us confidence to build further on this platform.
How did 5Hz perform from a project management standpoint?
Everything was great and on time. We communicated via virtual meetings, emails, and messaging apps.
What did you find most impressive about them?
They had a great team of experts.
Are there any areas they could improve?
No, everything was good.
RATINGS
5.0
Quality
5.0
Service & Deliverables
Schedule
5.0
On time / deadlines
Cost
5.0
Value / within estimates
Willing to Refer
5.0
NPS
CRM & E-Commerce Web Dev & Design for Baking Products Co
CRM Consulting and SIE-Commerce DevelopmentUX/UI Design
Less than $10,000
Oct. - Dec. 2025
5.0
Quality
5.0
Schedule
4.5
Cost
5.0
Willing to Refer
5.0
"5Hz great price, communication, on-time delivery, and quality were impressive."
Dec 16, 2025
CEO, Khlib-Trade LLC
Oleg Gudzovatyi
Verified
Manufacturing
Lviv, Ukraine
51-200 Employees
Online Review
Verified
5Hz provided development and design services for a baking products company. The team built an e-commerce website and a custom CRM system, handling the entire process, from design to development.
5Hz delivered a high-quality e-commerce website, enabling the client to connect with customers and boost sales. The team provided excellent value for money during the project. Furthermore, internal stakeholders were particularly impressed with 5Hz's communication, timeliness, and project management.
BACKGROUND
Introduce your business and what you do there.
I’m the CEO of Khlib-Trade LLC, a manufacturing company. We produce a wide range of high-quality baking products under brands like Pikkolo, Dobra Grinka, and Buenos Nachos. We supply most grocery stores in Ukraine and engage in both domestic and international trade.
OPPORTUNITY / CHALLENGE
What challenge were you trying to address with 5Hz?
We needed to create an online shop on our website to connect with our direct customers.
SOLUTION
What was the scope of their involvement?
5Hz developed a website with e-commerce capabilities and a custom CRM system. The team handled everything, including design and development.
What is the team composition?
We worked with 2–5 teammates from 5Hz.
How did you come to work with 5Hz?
I was familiar with 5Hz’s work, as they were recommended by a friend of mine. We chose them over other options because they had high ratings, were close to our geographic location, fit our budget, offered good value for the cost, and had aligned company values.
How much have you invested with them?
We spent less than $10,000.
What is the status of this engagement?
We worked together from October–December 2025.
RESULTS & FEEDBACK
What evidence can you share that demonstrates the impact of the engagement?
5Hz delivered a great e-commerce website that allowed us to connect with our customers. Since launching the site, we’ve made 300 sales in one month and gathered information about 300 customers. Using the CRM system, we now have data on our customers and are engaging them in our work process.
How did 5Hz perform from a project management standpoint?
5Hz’s project management was great. The team delivered on time. We communicated via virtual meetings, emails, and messaging apps.
What did you find most impressive about them?
5Hz’s great price, communication, on-time delivery, and quality were impressive.
Are there any areas they could improve?
No, everything was great.
RATINGS
5.0
Quality
5.0
Service & Deliverables
Schedule
4.5
On time / deadlines
Cost
5.0
Value / within estimates
Willing to Refer
5.0
NPS
CRM Setup & Web Development for Business Services Company
CRM Consulting and SIWeb Development
Confidential
Sep. 2025 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"The team doesn’t simply await our orders; they act proactively, delivering the newest solutions."
Dec 15, 2025
CEO, Atlas Work
Kyrylo Pankov
Verified
Business services
Warsaw, Poland
501-1,000 Employees
Online Review
Verified
5Hz provides website development services for a business services company. The team has rebuilt the client's website, migrated content, integrated custom solutions, and implemented CRM systems.
5Hz's work has significantly improved the client's website, resulting in more than double the number of applications and better positioning, with the client ranking in the top three or top 10. The team has managed the project well and has demonstrated remarkable proactivity during the project. This review is an update by the client company. The original content is located below the new review.
BACKGROUND
Introduce your business and what you do there.
I’m the CEO of Atlas Work, a business services company. We provide comprehensive temporary staffing solutions, including recruitment, employee legalization, transport, accommodation, and training, helping businesses ensure stable and efficient workforce management since 2016.
OPPORTUNITY / CHALLENGE
What challenge were you trying to address with 5Hz?
We needed support to rebuild our website for our Polish branch.
SOLUTION
What was the scope of their involvement?
5Hz has provided website development services for us. The team has been responsible for the total remake of our website, including the design and technical part. 5Hz has also applied a new cache system, made various improvements for the site analytics, and connected our databases and CRM systems. The team has also handled content migration and custom integrations.
Additionally, 5Hz has supported us with the implementation of CRM systems.
What is the team composition?
We’ve worked with 2–5 teammates from 5Hz.
How did you come to work with 5Hz?
Someone referred 5Hz to me. We chose them because their pricing fit our budget, they were a great culture fit, and they offered good value for the cost.
What is the status of this engagement?
We started working on the current project together in September 2025, and the engagement is ongoing.
RESULTS & FEEDBACK
What evidence can you share that demonstrates the impact of the engagement?
We’ve noticed a significant increase in applications from the website, as well as an improvement in the positioning of our website. Compared to 2024, we’ve more than doubled the number of applications. Regarding positioning, we’ve increased from the 20th position to the top three or top 10 in some cases.
How did 5Hz perform from a project management standpoint?
5Hz’s project management has been good. We communicate via virtual meetings, emails, and messaging apps.
What did you find most impressive about them?
5Hz’s proactivity is impressive. The team doesn’t simply await our orders; they act proactively, delivering the newest solutions.
Are there any areas they could improve?
I can’t think of anything for 5Hz to improve.
UPDATED REVIEW
This review was published on October 26, 2023
Kyrylo Pankov
CEO, Atlas Work
Other industries
Warsaw, Poland
201-500
Jul 2023 - Oct 2023
Less than $10,000
Verified
Project summary
5Hz was hired by a staffing company to design and develop websites for their company's Ukrainian and Polish branches. They integrated a job search system and a CRM system into the site.
Feedback summary
5Hz's work resulted in an increase in the number of new customers, meeting expectations. The team ensured a smooth workflow through their efficiency, constant communication, proactive approach, and hands-on support. Above all, they provided outstanding value for the client's money.
BACKGROUND
Please describe your company and position.
I am the CEO of Atlas Work
Describe what your company does in a single sentence.
We're staffing company providing personel in different branches all over the Poland.
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire 5Hz to accomplish?
Create a new web-site for Ukrainian branch of a company
Create a new web-site for polish branch of a company
SOLUTION
How did you find 5Hz?
Referral
Why did you select 5Hz over others?
Pricing fit our budget
Great culture fit
Good value for cost
Referred to me
How many teammates from 5Hz were assigned to this project?
1 Employee
Describe the scope of work in detail. Please include a summary of key deliverables.
5Hz designed and developed two new websites for our business, and they knocked it out of the park! For the Ukrainian website, they integrated a job search system directly into the site, making it easy for potential employees to find the perfect opportunity.
They also integrated CRM systems, so our team can stay on top of all our communications. For the Polish website, they focused on making it easier to navigate and more informative. They succeeded on both fronts, creating a website that is both user-friendly and informative.
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
We're already noticed increased outcome of clients via web-site.
Describe their project management. Did they deliver items on time? How did they respond to your needs?
The whole experience of working with the 5hz team was a pure pleasure, communication with the team was constant, any questions we had were answered almost immediately. All the all our wishes and amendments were always taken into account. The 5hz team was also actively involved in finding optimal solutions for the specifics of our work.
What was your primary form of communication with 5Hz?
Virtual Meeting
Email or Messaging App
What did you find most impressive or unique about this company?
The value for money is outstanding. It was also impressive how fast the team managed to deliver the project.
Are there any areas for improvement or something 5Hz could have done differently?
We're so happy with the work that 5Hz did for us. They were professional, efficient, and creative. We highly recommend them to anyone looking for a web design and development team.
STAR RATINGS
Overall rating: 5.0
Quality: 5.0
Cost: 5.0
Schedule: 5.0
Willing to refer: 5.0
RATINGS
5.0
Quality
5.0
Service & Deliverables
Schedule
5.0
On time / deadlines
Cost
5.0
Value / within estimates
Willing to Refer
5.0
NPS
DeFi Platform Development for Blockchain Technology Company
API DevelopmentBlockchainMicroservices Architecture Services
5Hz developed a DeFi platform for a blockchain technology company. The team created an AMM-based liquidity pool system, a staking and rewards module, and the platform's backend infrastructure.
5Hz delivered a high-quality solution that met the client's needs. The team demonstrated strong project management capabilities and provided weekly progress updates. They were flexible and adapted quickly when requirements changed. Moreover, their deep DeFi expertise was impressive.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am the DevOps Architect of SliceIQ
Describe what your company does in a single sentence.
We're a blockchain technology company specializing in smart contract development and Web3 solutions.
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire 5Hz to accomplish?
Build a liquidity pool management feature with automated market maker (AMM) functionality
Develop a module with staking and reward distribution mechanisms
SOLUTION
How did you find 5Hz?
Online Search
Clutch Site
Why did you select 5Hz over others?
Close to my geographic location
Pricing fit our budget
Great culture fit
How many teammates from 5Hz were assigned to this project?
2-5 Employees
Describe the scope of work in detail. Please include a summary of key deliverables.
5Hz was engaged to expand our DeFi platform with two critical features: an AMM-based liquidity pool system and a staking/rewards module. The project spanned 9 months and involved both smart contract development and backend infrastructure. Phase 1 - AMM Liquidity Pool Development: 5Hz developed a complete automated market maker solution allowing users to provide liquidity, execute token swaps, and earn trading fees. This included implementing the constant product formula (x*y=k), slippage protection, and liquidity provider (LP) token minting/burning mechanisms. They integrated price oracle feeds to ensure accurate pricing and prevent manipulation. Phase 2 - Staking & Rewards Module: They built a staking system where users can lock tokens to earn rewards. This included implementing time-locked staking periods, reward calculation algorithms based on staking duration and pool size, automated reward distribution, and early withdrawal penalty mechanisms. Phase 3 - Backend Infrastructure: 5Hz architected a microservices-based backend to support these features, including transaction processing services, blockchain event indexers, and real-time data aggregation. They developed RESTful APIs and WebSocket endpoints for frontend integration, ensuring low-latency user interactions. Key Deliverables: Smart contracts for AMM liquidity pools (swap, add/remove liquidity functions) Smart contracts for staking mechanisms and reward distribution Comprehensive smart contract test suite with 95%+ code coverage RESTful API with 15+ endpoints for pool and staking operations WebSocket service for real-time liquidity and price updates Microservices for transaction processing and blockchain event indexing Database schema and data models for user positions and historical data Technical documentation and API documentation Deployment scripts and CI/CD pipeline configurationSecurity audit preparation documentation"
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
800+ users actively providing liquidity within the first 60 days of launch
Smart contracts processing 300-500 transactions daily with 99.8% uptime
Average transaction confirmation time of 15 seconds
Zero critical security vulnerabilities found in external audit
Reduced gas costs by 25% through optimized smart contract design
Delivered all features within the agreed timeline
Describe their project management. Did they deliver items on time? How did they respond to your needs?
Overall, 5Hz demonstrated strong project management capabilities, though we experienced some initial challenges that are common in complex blockchain projects.
5Hz assigned a dedicated project manager who provided weekly progress updates and maintained open communication channels. At the project's outset, we had some difficulty aligning on the technical approach for the AMM implementation. Our internal team preferred one architectural pattern while 5Hz advocated for a different solution based on their experience. It took 2-3 weeks of discussions and technical evaluations before we reached a consensus. While this extended the kickoff phase, the collaborative debate ultimately led to a better solution that incorporated both perspectives. Most milestones were delivered on time, though we experienced occasional delays, typically 3-5 days. the best part was when we requested changes to the staking reward calculation logic mid-project based on community feedback, 5Hz adapted quickly and incorporated the changes without significant pushback.
What was your primary form of communication with 5Hz?
Virtual Meeting
Email or Messaging App
What did you find most impressive or unique about this company?
Their deep DeFi expertise and flexibility. 5Hz developers brought real-world protocol knowledge that improved our original design, and when requirements changed mid-project, they adapted seamlessly.
Are there any areas for improvement or something 5Hz could have done differently?
The initial planning phase could have been smoother. It would have been helpful if 5Hz had conducted a more thorough discovery session upfront to fully understand our existing architecture and technical preferences before proposing their approach. This would have shortened the 2-3 week alignment period we experienced at the start.
Additionally, while their communication was generally good, there were a few instances where we only learned about minor delays or blockers during our scheduled check-ins rather than proactively. Earlier heads-up on potential issues—even small ones—would have helped us adjust our internal planning.
RATINGS
4.5
Quality
5.0
Service & Deliverables
Schedule
4.0
On time / deadlines
Cost
5.0
Value / within estimates
Willing to Refer
4.5
NPS
Web Development for Sports Company
Web Development
Less than $10,000
July 2025
4.5
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"Their professionalism and competitive value impressed us."
Sep 17, 2025
Sport Director, Sports Company
Anonymous
Fitness
Chicago, Illinois
1-10 Employees
Online Review
5Hz developed a website for a sports company. The team also created a tournament bracket for the client's competition.
5Hz successfully completed the project, meeting the client's expectations. The team delivered high-quality work in an expert manner. Moreover, the client has communicated with the team via email and messaging apps. Overall, the team showcased professionalism and provided competitive value.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am the Sport Director of a sports company
Describe what your company does in a single sentence.
Sport Club
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire 5Hz to accomplish?
Made website for the Club
Made tournament bracket for a competition
SOLUTION
How did you find 5Hz?
Online Search
Why did you select 5Hz over others?
High ratings
Pricing fit our budget
Great culture fit
Company values aligned
How many teammates from 5Hz were assigned to this project?
1 Employee
Describe the scope of work in detail. Please include a summary of key deliverables.
Website for the sport club and programm for the tournaments
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
The projectwas donevery well
Describe their project management. Did they deliver items on time? How did they respond to your needs?
The service performed by 5Hz company was done in an expert manner with high quality and competitive value.
What was your primary form of communication with 5Hz?
Email or Messaging App
What did you find most impressive or unique about this company?
Their professionalism and competitive value impressed us.
Are there any areas for improvement or something 5Hz could have done differently?
The 5 Hz well done project and give for us lesson what we could and could not do.
RATINGS
4.5
Quality
5.0
Service & Deliverables
Schedule
5.0
On time / deadlines
Cost
5.0
Value / within estimates
Willing to Refer
5.0
NPS
"Highly recommend
Design Services for Motion Pictures & Film Company
UX/UI DesignWeb DesignWeb Development
Confidential
December 2023
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"Their service and results are truly commendable."
May 1, 2024
President, Motion Pictures & Film Company
Anonymous
Other industries
Central - USA
1-10 Employees
Online Review
5Hz provided design services for a motion pictures and film company. They designed the UX of the client's website, seamlessly integrating videos, photos, text, and an easy-to-navigate design.
Thanks to the 5Hz team, the website received hundreds of thousands of positive user feedback from surveys, interviews, and user engagements. The team made the website easy to update and resolved issues quickly. Their clear communication and timely delivery of tasks made the collaboration successful.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am the President of a motion pictures & film company
Describe what your company does in a single sentence.
N/A
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire 5Hz to accomplish?
Web Presentation
SOLUTION
How did you find 5Hz?
Referral
Why did you select 5Hz over others?
Referred to me
How many teammates from 5Hz were assigned to this project?
2-5 Employees
Describe the scope of work in detail. Please include a summary of key deliverables.
5HZ has demonstrated exceptional expertise in designing a UX for a website that seamlessly integrates video, still photos, text, and user interactions. Their platform is both user-friendly and powerful, catering perfectly to professional needs. They consistently meet deadlines with realistic expectations, making them a reliable partner. I highly recommend 5HZ for ongoing projects and look forward to our continued collaboration. Their service and results are truly commendable.
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
The measurable outcomes included positive user feedback in survey, inteviews and engagements in the hundreds of thousands. Also, the ability to easily update the content.
Describe their project management. Did they deliver items on time? How did they respond to your needs?
They consistently delivered items on time and were very responsive to our needs, adapting their strategies as the project evolved. Communication was clear and frequent, ensuring all project milestones were met with our expectations. Their ability to manage time and resources effectively made the collaboration smooth and successful.
What was your primary form of communication with 5Hz?
In-Person Meeting
Virtual Meeting
Email or Messaging App
What did you find most impressive or unique about this company?
They have a good toolkit and mitigate design and implementation risk while meeting the spec.
Are there any areas for improvement or something 5Hz could have done differently?
Any problems that were faced while working were quickly and collaboratively resolved.
RATINGS
5.0
Quality
5.0
Service & Deliverables
Schedule
5.0
On time / deadlines
Cost
5.0
Value / within estimates
Willing to Refer
5.0
NPS
Showing 1-6 of
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