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Blockchain & End-to-End Software Development

Looking for a reliable partner who will provide not just software development but also peace of mind? You’re in the right place.

We are tech experts who guide you through the software development process. We don’t just write code. First, we listen to your needs. Second, we advise how to best approach them. Finally, we put your vision into reality by implementing accurate technical solutions. Contact us at 4soft.co to talk about your project or keep reading to learn more ⬇️

  • Min project size
    $5,000+
  • Hourly rate
    $50 - $99 / hr
  • Employees
    50 - 249
  • Locations
    Wrocław, Poland
  • Year founded
    Founded 2013
  • Languages
  • Timezones

2 Languages that we service

  • English
  • Polish

38 Timezones that we service

GMT
Greenwich Mean Time (GMT)
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)
EAT
Eastern African Time (EAT)
EST
Eastern Standard Time (EST)
EET
Eastern European Time (EET)
CTT
China Taiwan Time (CTT)
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)
UTC
Universal Coordinated Time (UTC)
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)
SAST
South African Standard Time (SAST)
PLT
Pakistan Lahore Time (PLT)
SGT
Singapore Standard Time (SGT)
SST
Solomon Standard Time (SST)
VST
Vietnam Standard Time (VST)

1 Locations

  • Wrocław , Poland

Service Lines
Select Focus Area
Blockchain Focus
Web3
30%
Industries
Financial services
65%
Gaming
15%
Arts, entertainment & music
5%
Energy & natural resources
5%
Retail
5%
Telecommunications
5%
Clients
Midmarket ($10M - $1B)
60%
Small Business (<$10M)
30%
Enterprise (>$1B)
10%
Certified in:
Blockchain Web3

Pricing Snapshot

Min. project size $5,000+
Avg. hourly rate $50 - $99 /hr
Rating for cost 4.8 /5

What Clients Have Said

4soft is recognized for providing good value for cost, with clients appreciating their pricing structure and ability to deliver quality projects on time. Specific project costs range from $10,000 to over $500,000, depending on the complexity and scale of the engagement.

This summary is based on verified Clutch reviews.

Most Common Project Size

$50,000 - $199,999 based on 50 reviews
< $49,999 $50,000 - $199,999 $200,000 - $999,999 > $1,000,000

Select a service to see pricing information

4soft Review Insights

Overall Review Rating

5.0
  • Quality 4.9
  • Schedule 4.9
  • Cost 4.8
  • Willing to Refer 5.0

Top Mentions

Review Highlights

  • Challenges with Initial Project Scope Definition

    Some clients experienced challenges with the initial scope definition, leading to scope changes and extended timelines. However, these were often addressed through workshops and early-stage discussions.

  • Strong Communication and Collaboration

    The company maintains clear and consistent communication with clients, often using tools like Slack, Jira, and virtual meetings. This fosters a collaborative environment and ensures client needs are addressed promptly.

  • Positive Client Relationships and Trust

    4soft builds strong, trust-based relationships with clients, often being seen as a true partner in projects. Their commitment to client success and understanding of business objectives is frequently highlighted.

  • Effective Project Management

    Clients frequently commend 4soft for their organized and responsive project management approach. They deliver projects on time, communicate effectively, and maintain transparency throughout the project lifecycle, ensuring a smooth collaboration.

  • Proactive and Solution-Oriented

    4soft is praised for their proactive attitude and solution-oriented approach. They actively engage in problem-solving, offer innovative solutions, and adapt quickly to changing project requirements, enhancing overall project success.

  • Innovative Use of Emerging Technologies

    4soft employs cutting-edge technologies and methodologies, such as AI, machine learning, and IoT, to deliver innovative solutions that meet complex client needs across various industries.

4soft Reviews

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Services
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Industry
Location

Custom Software Dev for Game Development Studio

  • Custom Software Development Mobile App Development Web Development
  • Linux server Unity React Native Mobile Game Development C# React
  • Confidential
  • Aug. 2022 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Their expertise in Unity 3D and creative approach to problem-solving are particularly impressive."

Feb 7, 2024
Co-Founder & General Manager, Popularium, Inc.
Jonathan Bankard
Verified
  • Gaming
  • Los Angeles, California
  • 11-50 Employees
  • Online Review
  • Verified

A game development company has hired 4soft to design and develop a multiplatform 3D game using Unity 3D. The team has created a prototype and established the foundational architecture and mechanics of the game.

Web Development for Software Company

  • Custom Software Development Web Development
  • Django HTML5 JavaScript Python SQL React
  • $50,000 to $199,999
  • Aug. 2022 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Their collaboration fosters growth, camaraderie, and technological advancement."

Aug 28, 2023
Managing Director, The Data Economics Company
Sirtaj Brar
Verified
  • Other industries
  • Los Angeles, California
  • 11-50 Employees
  • Online Review
  • Verified

4soft has been hired by a software company to provide frontend development support. This involves integrating a middleware software engine and developing demos and apps for the client.

Blockchain & Custom Software Development for IT Company

  • Blockchain Custom Software Development IoT Development Mobile App Development
  • Amazon Application Development Framework Smart Contract Development
  • $200,000 to $999,999
  • May 2022 - Ongoing
5.0
Quality
4.5
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They've met our expectations in every aspect."

Jul 18, 2023
Executive, Artclear Limited
Anonymous
Verified
  • Information technology
  • London, England
  • 1-10 Employees
  • Online Review
  • Verified

4soft provides custom software development services for an IT firm. They've helped the company build a blockchain-based solution and a variety of client applications and specialist control panels.

Blockchain Dev for Blockchain Perpetual Debt Market

  • Application Testing Blockchain
  • $50,000 to $199,999
  • Mar. - Apr. 2023
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"4soft has a lot of experience in a space that is relatively new."

Jun 24, 2023
Manager, Blockchain Perpetual Debt Market
Anonymous
Verified
  • Financial services
  • San Francisco, California
  • 1-10 Employees
  • Online Review
  • Verified

4soft provided maintenance, consulting, development, and UI design services to a blockchain perpetual debt market. They developed a solution for DeFi assets borrowing using a graph to scrape blockchain data.

Zero-Knowledge Proof Authorization Dev for Software Company

  • Blockchain
  • $50,000 to $199,999
  • Nov. 2022 - June 2023
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Our experience with 4soft was overwhelmingly positive."

Jun 12, 2023
Co-Founder, Software Company
Anonymous
Verified
  • Other industries
  • Poland
  • 51-200 Employees
  • Online Review
  • Verified

A software company hired 4soft to develop and integrate an authorization service into a blockchain platform. The solution used zero-knowledge proofs and was expected to enhance the platform's security features.

Mobile App for Carbon Footprint Management Platform

  • Custom Software Development
  • $200,000 to $999,999
  • Apr. 2022 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"From our point of view, the cooperation with 4soft went very smoothly, and we do not see areas for improvement."

Feb 7, 2023
CTO & Product Owner, Terra sp. z o.o.
Anonymous
Verified
  • Other industries
  • Gdansk, Poland
  • 11-50 Employees
  • Online Review
  • Verified

4soft developed a mobile app for a carbon footprint management platform. The app was expected to track users' movements in the background and calculate how much CO2 a given user has saved.

Custom Software Dev for Video Streaming Platform

  • Custom Software Development
  • Confidential
  • Oct. 2021 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They've been skillful, proficient, and good communicators throughout the workflow."

Jul 22, 2022
Contracted Head of Product, JSgenesis
Dmitry Meltsov
Verified
  • Other industries
  • Norway
  • 1-10 Employees
  • Online Review
  • Verified

4soft has developed custom software for a video streaming platform. They've taken an existing codebase left unfinished and unreleased and created two frontend applications using various technologies.

Platform Dev For Community-Driven Blockchain Accelerator

  • Custom Software Development
  • $200,000 to $999,999
  • Sep. 2021 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"A team of specialists with years of experience and brilliant business acumen is rare to come across."

Apr 11, 2022
CEO, Colony Lab
Anonymous
Verified
  • Financial services
  • Victoria, Seychelles
  • 11-50 Employees
  • Online Review
  • Verified

4soft has been developing a platform for a community-driven Avalanche ecosystem accelerator to launch. The team is currently working on the platform's automated on-chain investment process for the platform.

Staking Application Dev for DeFi Company

  • Custom Software Development
  • $200,000 to $999,999
  • Apr. 2021 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"We are impressed with 4soft’s work pace and experience."

Mar 11, 2022
COO, Paribus
Anonymous
Verified
  • Financial services
  • Miami, Florida
  • 1-10 Employees
  • Online Review
  • Verified

4soft is creating a staking app for a DeFi company. Their task includes creating a staking algorithm, handling frontend development, implementing custom features, applying third-party integrations, and more.

Custom Software Dev for Software Development Company

  • Custom Software Development
  • $200,000 to $999,999
  • Apr. 2021 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"4Soft is highly skilled and experienced in blockchain technology, so they are always able to solve our problems."

Mar 11, 2022
Managing Partner, New Digital Street
Anonymous
Verified
  • Financial services
  • Warsaw, Poland
  • 51-200 Employees
  • Online Review
  • Verified

4soft is developing a blockchain protocol for a software development company. Technologies used include Node.js, TypeScript, React, and Machine Learning.

Showing 11-20 of 59 Reviews

Ultimate Blockchain Development Kit

Three distinct tiers designed to scale blockchain software development. Start with foundational elements, quickly progress through intermediate integrations, and culminate with advanced features and complete ecosystem creation, each structured to match your project's pace and complexity.

Small

$4,500 /total
  • Product Definition
  • MVP Scope & Roadmap
  • Solution Architecture / Simple PoC
  • Swap & Liquidity
  • Staking
  • 2 week delivery

Large

$40,000 /total
  • Product Definition
  • MVP Scope & Roadmap
  • Critical App Flow
  • Solution Architecture / Simple PoC
  • Technical Risk Mitigation
  • 3 month delivery
Features

Small

$4,500

/total

Medium

$14,000

/total

Large

$40,000

/total

Product Definition

MVP Scope & Roadmap

Critical App Flow

–

Solution Architecture / Simple PoC

Technical Risk Mitigation

–

Wireframing

–

UX/UI Design

–

Custom Design

–

–

Swap & Liquidity

Staking

Farming

EVM Chain integration

–

BTC-like chain integration

–

Custom chain integration

–

–

NFT Marketplace

–

–

Tokenisation platform

–

–

DEX (designs + fork)

–

–

AMM (Uniswap v2 or v3 fork)

–

Small

$4,500

/total

Product Definition

MVP Scope & Roadmap

Critical App Flow

–

Solution Architecture / Simple PoC

Technical Risk Mitigation

–

Wireframing

–

UX/UI Design

–

Custom Design

–

Swap & Liquidity

Staking

Farming

EVM Chain integration

–

BTC-like chain integration

–

Custom chain integration

–

NFT Marketplace

–

Tokenisation platform

–

DEX (designs + fork)

–

AMM (Uniswap v2 or v3 fork)

–

Medium

$14,000

/total

Product Definition

MVP Scope & Roadmap

Critical App Flow

Solution Architecture / Simple PoC

Technical Risk Mitigation

Wireframing

UX/UI Design

Custom Design

–

Swap & Liquidity

Staking

Farming

EVM Chain integration

BTC-like chain integration

Custom chain integration

–

NFT Marketplace

–

Tokenisation platform

–

DEX (designs + fork)

–

AMM (Uniswap v2 or v3 fork)

Large

$40,000

/total

Product Definition

MVP Scope & Roadmap

Critical App Flow

Solution Architecture / Simple PoC

Technical Risk Mitigation

Wireframing

UX/UI Design

Custom Design

Swap & Liquidity

Staking

Farming

EVM Chain integration

BTC-like chain integration

Custom chain integration

NFT Marketplace

Tokenisation platform

DEX (designs + fork)

AMM (Uniswap v2 or v3 fork)

Our Story

We are 4soft, a decade‑old blockchain and AI software house of 50+ engineers (40 seniors) delivering custom product development and team extension. Our cross‑disciplinary team builds secure decentralized systems, ML solutions and frontend/backend products; we’ve shipped 100+ projects, supported clients who raised $61M+, and earned top‑3 blockchain company recognition through agile, collaborative expertise and measurable client outcomes. 

Meet the Team

Bartosz Robaszewski

Bartosz RobaszewskiCEO

CEO & Co-founder of 4soft. Tech entrepreneur dedicated to driving business growth through innovation. Bart specializes in scaling software delivery, with a strong focus on enterprise blockchain, AI solutions, and Web3 transformation.

Janusz Zoltański

Janusz ZoltańskiCOO

Executive MBA graduate & COO at 4soft. Web3 strategist with deep expertise in enterprise blockchain, smart contracts, and DeFi. Janusz oversees custom software delivery, leveraging tech to solve complex business challenges.

Izabela Karolczyk

Izabela KarolczykHead of People

Head of People at 4soft. Izabela builds strong client partnerships, alignment, and growth. She excels in translating complex business needs into cutting-edge tech solutions, focusing on enterprise blockchain and AI.

What Sets Us Apart

We Don't Just Write Code – We Build Business Value

We combine technical expertise with a strong product mindset. We don’t just follow a rigid checklist; we analyze your business goals, challenge assumptions, and focus on delivering real ROI. We act as a true technology partner, ensuring every solution serves a strategic purpose.

Deep Tech Expertise for Complex Projects

From robust cloud architectures to advanced blockchain integrations, our engineers thrive on technical complexity. We maintain rigorous quality standards, clean code, and proactive security, ensuring your digital product is highly scalable, secure, and future-proof.

Predictability Through Full Transparency

Nearshoring shouldn't feel distant. We offer full visibility into our process, direct access to developers, and realistic, data-driven estimates. We take absolute ownership of our work, meaning we are as committed to your project's success as your own team.

Premier Verified means Clutch independently confirmed 4soft is a legally registered business,
has had its financial risk status checked (Creditsafe: Moderate Risk), and is backed by 54 verified client reviews averaging 5.0 stars.

Learn More
Verified Client Reviews
54
Overall Review Rating
5
Source
Clutch
Last Updated
September 29, 2026

Business Entity

Business Entity Name 4soft S.A.
Source Central Statistical Office of Poland
Jurisdiction of Formation Poland
Date of Formation June 26, 2020
Status Active
Last Updated June 27, 2025
ID 0000831231

Credit Report Results

International Credit Risk Assessment Moderate Risk
Source Creditsafe
Last Updated June 27, 2025
Learn More About The Clutch Verification Process

Locations (1)

Łaciarska 4 Wrocław, Poland 50-104

76 - 100

Contact 4soft

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Cryptio

(1)
Cryptio Logotype

Lukasz Kujawa

Storylandia

(1)
Storylandia Logotype

Tomek Sabiniewicz

Additional Connections

(3)