• Post a Project

We Provide Full Scope Mobile Development Expertise

Onix is a full-cycle software development company that builds well-suited solutions to drive company outcomes for startups, small and medium-sized businesses.

1100+  Successfully delivered projects
23+  Years of experience in software development
55+ Countries represented by clients
370+ Talented multi‑dimensional experts

  • Min project size
    $10,000+
  • Hourly rate
    $25 - $49 / hr
  • Employees
    250 - 999
  • Locations
    Kropyvnytskyi, Ukraine
  • Year founded
    Founded 2000
  • Languages
  • Timezones

2 Languages that we service

  • English
  • Ukrainian

38 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)
CTT
China Taiwan Time (CTT)
EAT
Eastern African Time (EAT)
EST
Eastern Standard Time (EST)
EET
Eastern European Time (EET)
GMT
Greenwich Mean Time (GMT)
GST
Gulf Standard Time (GST)
HST
Hawaii Standard Time (HST)
IDT
Israel Daylight Time (IDT)
IET
Indiana Eastern Standard Time (IET)
IST
India Standard Time (IST)
JST
Japan Standard Time (JST)
MET
Middle East Time (MET)
MIT
Midway Islands Time (MIT)
MST
Mountain Standard Time (MST)
NET
Near East Time (NET)
NST
New Zealand Standard Time (NST)
PNT
Phoenix Standard Time (PNT)
PRT
Puerto Rico and US Virgin Islands Time (PRT)
PST
Pacific Standard Time (PST)
PLT
Pakistan Lahore Time (PLT)
SAST
South African Standard Time (SAST)
SGT
Singapore Standard Time (SGT)
SST
Solomon Standard Time (SST)
UTC
Universal Coordinated Time (UTC)
VST
Vietnam Standard Time (VST)

3 Locations

  • Kropyvnytskyi , Ukraine
  • Poznań , Poland
  • Bratislava , Slovakia

No have been added yet...

    Pricing Snapshot

    Min. project size $10,000+
    Avg. hourly rate $25 - $49 /hr
    Rating for cost 4.8 /5

    What Clients Have Said

    Onix-Systems is perceived as offering good value for cost, with several clients noting that their pricing fits budgets while delivering quality work. Specific project costs range from $5,000 to over $192,000, indicating flexibility for different client sizes and needs.

    This summary is based on verified Clutch reviews.

    Most Common Project Size

    $10,000 - $49,999 based on 39 reviews
    < $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

    Select a service to see pricing information

    Onix-Systems Review Insights

    Overall Review Rating

    4.8
    • Quality 4.8
    • Schedule 4.8
    • Cost 4.8
    • Willing to Refer 4.8

    Top Mentions

    Review Highlights

    • Strong Adaptability to Client Needs

      Onix-Systems is noted for their adaptability, often tailoring their approach to meet specific client needs and project requirements. This flexibility is a key factor in their successful client engagements.

    • Communication Challenges

      While many clients appreciate Onix-Systems' communication, a few noted language barriers and occasional miscommunications. Improving English proficiency, especially among developers, could enhance client interactions.

    • Strong Client Relationships

      Clients often mention feeling like partners rather than just customers, thanks to Onix-Systems' focus on relationship-building. Their personal approach and dedication to client success are frequently praised.

    • Positive Client Feedback on Deliverables

      Onix-Systems consistently receives positive feedback on their deliverables, with clients noting the quality and functionality of the final products. Their work often exceeds client expectations.

    • Impressive Technical Innovation

      Onix-Systems has been able to deliver innovative solutions, particularly in areas like VR and mobile app development, where others have struggled. Their capacity to tackle unprecedented challenges is a noted strength.

    • Commitment to Quality and Client Success

      Onix-Systems is committed to delivering high-quality products and ensuring client success. Their dedication to maintaining high standards is consistently recognized by their clients.

    Onix-Systems Reviews

    Submit a Review
    All Filters

    0 selected

    Sort by
    Services
    Project cost

    Web App Development for SaaS Company

    • Custom Software Development Web Development
    • $10,000 to $49,999
    • Jan. 2024 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They've delivered on all timeline promises, and their communication has always been clear."

    Sep 5, 2024
    Director, SaaS Company
    Conor
    Verified
    • Other industries
    • Ireland
    • 1-10 Employees
    • Online Review
    • Verified

    Onix-Systems has developed a web app for a SaaS company. The team has used Nuxt.js, Vue.js, and Directus for the project.

    UX/UI Design & Mobile App Dev for Online Art Education Company

    • Mobile App Development UX/UI Design
    • $10,000 to $49,999
    • Jan. 2022 - Jan. 2023
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They were always there to help or optimize what we needed."

    Jul 14, 2024
    Director, Stephen Bauman Artwork
    Stephen Bauman
    • Education
    • Norway
    • 1-10 Employees
    • Online Review

    Onix-Systems provided UI/UX design and mobile app development for an online art education company. The team integrated multiple functionalities, including 3D model displays and app hosting.

    UI/UX Design & Web Development for Book Publishing Company

    • UX/UI Design Web Development
    • Less than $10,000
    • Nov. 2023 - May 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    4.0
    Willing to Refer
    5.0

    "They took the time to make suggestions to improve my project along the way."

    Jun 7, 2024
    Founder & CEO, Blueberry Bagel Publishing
    James Harrison
    • Other industries
    • Australia
    • 1-10 Employees
    • Online Review

    Onix-Systems designed and developed a website for a book publishing company. The team was also tasked with creating 3D animated models and designing a coming soon webpage.

    Mobile App Dev for Digital Training Platform

    • Mobile App Development UX/UI Design
    • Confidential
    • Feb. 2023 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They promptly address inquiries and formulate suggestions or resolutions to meet the needs or challenges."

    May 28, 2024
    Head of Product, CodeOfTalent
    Marius Braila
    Verified
    • Other industries
    • Bucharest, Romania
    • 11-50 Employees
    • Online Review
    • Verified

    Onix-Systems has developed a mobile app with custom functionalities for a digital training platform. The app is integrated with APIs and has a notifications system, a QR scanner, and other unique features.

    UX/UI Design for Credit History Company

    • Mobile App Development UX/UI Design
    • $10,000 to $49,999
    • Apr. 2019 - May 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "We were fully satisfied with the cooperation."

    May 22, 2024
    CMO, Ukrainian Bureau of Credit Histories
    Olena Mala
    Verified
    • Other industries
    • Ukraine
    • 11-50 Employees
    • Online Review
    • Verified

    A credit history company hired Onix-Systems for mobile application development services. The team was also responsible for UX/UI design and providing app support. 

    Web App Design & Development for Financial Services Company

    • Application Testing Custom Software Development UX/UI Design Web Design Web Development
    • $10,000 to $49,999
    • Mar. - June 2023
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "The went the extra mile to familiarize themselves with something very abstract and country-specific."

    Sep 13, 2023
    Founder, Financial Services Company
    Anonymous
    • Financial services
    • Basel, Switzerland
    • 1-10 Employees
    • Online Review

    Onix-Systems designed and developed a web app for a financial services company. The solution was a calculator logic for complex tax, health insurance, electricity prices, and rental cost calculations.

    AR/VR Dev for Advertising & Marketing Company

    • AR/VR Development
    • Confidential
    • Jan. 2022 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They have a very reliable, well-structured, and organized project management."

    Jun 8, 2023
    Managing Partner, Advertising & Marketing Company
    Anonymous
    Verified
    • Advertising & marketing
    • Zuerich, Switzerland
    • 51-200 Employees
    • Online Review
    • Verified

    Onix-Systems has provided AR/VR development services for an advertising and marketing company. They have designed 3D modeling for the Metaverse.

    VR App Development for Medication Platform

    • AR/VR Development Custom Software 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

    "We like having a project manager who helps manage the project, the development, and art team."

    May 25, 2022
    CEO, InnerVR
    Anonymous
    Verified
    • Other industries
    • Seattle, Washington
    • 1-10 Employees
    • Online Review
    • Verified

    Onix-Systems provided development services for a meditation application. They helped launch an Oculus Quest 2 VR app. 

    3D Modeling for Creative Innovation Group

    • AR/VR Development
    • $10,000 to $49,999
    • Dec. 2018 - Ongoing
    4.0
    Quality
    3.5
    Schedule
    4.0
    Cost
    4.0
    Willing to Refer
    5.0

    "They were able to onboard onto the project in a very short time." 

    Apr 17, 2019
    CTO, Creative Innovation Group
    Anonymous
    Verified
    • Information technology
    • Amsterdam, Netherlands
    • 11-50 Employees
    • Online Review
    • Verified

    Onix-Systems, LLC developed 3D models of real-life environments. They also textured and optimized the experience.

    Showing 41-49 of 49 Reviews

    Our Story

    Onix was founded in 2000 by three technology enthusiasts: Roman Serebryakov, Edward Prykhodkin, and Dmitry Durach.

    Onix has always focused on building honest, transparent relationships with customers. We prioritize the evolving, unique customer nee

    The executives’ goal is to secure Onix’s membership in the global business community and our status as a reliable and profitable partner. The executive team guides Onix with a focus on consistent excellent customer experience and continuous education.

    What Sets Us Apart

    Openness

    Transparent, client-first partnership. We keep the process open, guard your IP, adapt to evolving needs, and work comfortably across time zones—so delivery stays clear, flexible, and aligned from discovery to release.

    Support

    Learning-led excellence since 2000. From 8 engineers to 370+ specialists, we’ve grown profitably and steadily. We invest in continuous education and emerging tech, so your product benefits from proven craft and fresh ideas.

    Uniqueness

    Values you can feel. We embrace new ideas, appreciate creativity, respect every voice, and support growth. That culture—plus global experience—creates teams that care, stay reliable, and build long-term results with you.

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

    Learn More
    Verified Client Reviews
    43
    Overall Review Rating
    4.8
    Source
    Clutch
    Last Updated
    September 23, 2025

    Business Entity

    Business Entity Name Onix-Systems Limited Liability Company
    Source Youcontrol
    Jurisdiction of Formation Ukraine
    Date of Formation December 25, 2001
    Status Active
    Last Updated March 31, 2022
    ID 31774976

    Credit Report Results

    Clutch was unable to obtain a credit report for this company. However, 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)

    Tarasa Karpy St, 76 KropyvnytskyiUkraine 25000

    301 - 400

    Contact Onix-Systems

    If you’re not seeing exactly what you need here, send this company a custom message. You can talk about your project needs, price, and timeline to get started on your project.

    Connect with Onix-Systems on Social

    Get connected to see updates from Onix-Systems like new case studies, latest reviews, their latest masterpieces in their portfolio, delivered straight to you.

    Onix-Systems

    (1)
    Onix-Systems Logotype

    Tatiana Kermach

    Additional Connections

    (1)