LeanCode is a full-cycle software development company designated as an official Flutter consultant by Google. With a team of 80+ tech experts, we build software solutions that drive change and help businesses scale.
As your tech partner, we cover the entire software development lifecycle – from product strategy and design to development, launch, and maintenance. Our offering includes:
Flutter Development Services: Our 40+ Flutter engineers and 2 Google Developer Experts (GDEs) build secure apps for mobile, web, and desktop.
Product Strategy & IT Consulting: Through Design Thinking Workshops and Mobile App Audits, we validate ideas, define roadmaps, and ensure every app meets user needs and business goals.
Mobile App Development: We use our custom Mobile App Template with reusable components to accelerate development, reduce costs, and shorten time-to-market.
Product Growth: We go beyond launch, offering ongoing support, maintenance, and feature development. We fix issues fast, ensure smooth operation, and train your internal teams to keep the product growing.
Why choose LeanCode:
Recognized Flutter experts: We're official Flutter consultants appointed by Google – trusted for our technical excellence and community leadership. Enterprise know-how: From banking and finance to healthcare, real estate, education, and retail, we deliver solutions that meet strict security and compliance standards.
Trusted by top brands: We've partnered with enterprises such as Millennium Bank, Credit Agricole Bank Polska, Virgin Money, Tide, Maspex, Sonova, Shell, Viessmann, NOS, and E. Wedel.
Responsible owners: We deliver by taking ownership of every project and responsibility for the outcome.
Leaders in the Flutter community: We're one of the most active voices in the Flutter community – organizing events, creating solutions like Patrol, contributing to open source, and sharing knowledge at conferences across Europe and beyond.
Mobile App DevelopmentCustom Software DevelopmentHybrid & cross platform appsFlutter
Pricing Snapshot
Min. project size
$25,000+
Avg. hourly rate
$50 - $99
/hr
Rating for cost
4.9
/5
What Clients Have Said
LeanCode offers competitive pricing and strong value for cost, with clients highlighting their budget-friendly options and high-quality deliverables. Projects often involve 2-10 team members, with engagements ranging around $25,000 to $350,000, demonstrating a commitment to quality and timely delivery.
LeanCode is highly praised for their expertise in Flutter development, providing seamless app migrations and custom solutions. Clients appreciate their technical proficiency and ability to handle complex projects, resulting in high-quality, cross-platform applications.
Minor Language Proficiency Improvement Needed
While generally praised, one client noted that LeanCode could improve their English language proficiency. However, this was a minor critique and did not significantly impact the overall quality of service provided.
Collaborative and Client-Focused Approach
LeanCode is recognized for their collaborative spirit and focus on client needs. They engage closely with clients, adapting to changing requirements and providing valuable insights that align with business objectives.
Commitment to Quality and Innovation
LeanCode demonstrates a strong commitment to quality and innovation, delivering cutting-edge solutions that exceed client expectations. Their ability to implement modern technologies and best practices is highly valued by clients.
Comprehensive Development and Consulting Services
LeanCode offers comprehensive development and consulting services, supporting clients from initial ideation to final deployment. Their holistic approach includes UX/UI design, backend development, and strategic consulting.
High Client Satisfaction and Positive Feedback
LeanCode consistently receives positive feedback for their work, with clients reporting satisfaction with the end products. Their apps are well-received by users, often outperforming competitors in terms of functionality and user experience.
Application TestingCustom Software DevelopmentWeb Development
Azure PlatformNodeJSReact
$50,000 to $199,999
Dec. 2023 - Mar. 2024
5.0
Quality
5.0
Schedule
4.5
Cost
4.5
Willing to Refer
5.0
"The team worked in a timely fashion but at the same time was flexible when we needed to adjust the scope."
Apr 4, 2024
Product Owner, The Heart
Tomasz Wilczak
Verified
Other industries
Warsaw, Poland
11-50 Employees
Online Review
Verified
LeanCode developed a web app for the new venture of a venture builder. Their work was comprehensive, encompassing from conception to usable MVP delivery.
LeanCode delivered fast-paced development work, staying very engaged, professional, and insightful throughout the project. The team worked quickly while remaining flexible to scope changes. Moreover, they offered good communication, leveraging virtual meetings.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am the Product Owner of The Heart
Describe what your company does in a single sentence.
We are a Venture Builder - we're building digital startups at scale
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire LeanCode to accomplish?
Build an MVP for one of our new ventures
SOLUTION
How did you find LeanCode?
Referral
Why did you select LeanCode over others?
Close to my geographic location
Pricing fit our budget
Great culture fit
Company values aligned
How many teammates from LeanCode were assigned to this project?
2-5 Employees
Describe the scope of work in detail. Please include a summary of key deliverables.
LeanCode was responsible for the development of our web app idea from scratch to a usable MVP.
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
Fast paced development, very engaged , insightful and professional team
Describe their project management. Did they deliver items on time? How did they respond to your needs?
The team worked in a timely fashion but at the same time was flexible when we needed to adjust the scope. Every week we had a demo meeting when could see the current state of the app and the progress made in the previous week.
What was your primary form of communication with LeanCode?
Virtual Meeting
What did you find most impressive or unique about this company?
Engaged and professional team, good communication
Are there any areas for improvement or something LeanCode could have done differently?
I can't think of anything
RATINGS
5.0
Quality
5.0
Service & Deliverables
Schedule
4.5
On time / deadlines
Cost
4.5
Value / within estimates
Willing to Refer
5.0
NPS
Showing 41-41 of
41 Reviews
Design Thinking Workshops
Whether you're a startup founder, CEO, or business owner, budget and timeline are key concerns, both heavily dependent on scope. An unlimited budget doesn’t guarantee success—careful planning is crucial for product-market fit. In our Design Thinking Workshops, we help turn your vision into a plan that addresses both budget and timeline needs.
Small
For Startups
$6,000
/total
Backlog with the scope for MVP: Yes
Detailed estimates of the scope: MVP only
The list of all risks with the impact estimations: MVP only
System Architecture: Overview
Product Roadmap: MVP only
Medium
Best Value for Money
$12,500
/total
Backlog with the scope for MVP: Yes
Detailed estimates of the scope: Yes
The list of all risks with the impact estimations: Yes
System Architecture: Yes
Product Roadmap: Yes
Large
Enterprise-grade
$25,000
/total
Backlog with the scope for MVP: Yes
Detailed estimates of the scope: Yes
The list of all risks with the impact estimations: Yes
System Architecture: Yes
Product Roadmap: Yes
Features
Small
$6,000
/total
Medium
$12,500
/total
Large
$25,000
/total
Backlog with the scope for MVP
Yes
Yes
Yes
Detailed estimates of the scope
MVP only
Yes
Yes
The list of all risks with the impact estimations
MVP only
Yes
Yes
System Architecture
Overview
Yes
Yes
Product Roadmap
MVP only
Yes
Yes
Stakeholders map
Yes
Yes
Yes
Persona/Target group
Adopted
Designed
Designed
Interviews with the target group representatives
No
Yes
Yes
Low Fidelity Mockups
Up to 5 screens
Happy path only
Multiple paths
User Flow Diagrams
No
Happy path only
Multiple paths
Branding
No
No
Optional
UI Moodboards
1
3
3
UI Design
Up to 5 screens
Happy path only
Multiple paths
Design System
Colors and typography
Basic components included
All utilized components included
Clickable prototype
No
Happy path only
Up to 3 Customer Journeys
Business Model Canvas
No
Yes
Yes
Small
$6,000
/total
Backlog with the scope for MVP
Yes
Detailed estimates of the scope
MVP only
The list of all risks with the impact estimations
MVP only
System Architecture
Overview
Product Roadmap
MVP only
Stakeholders map
Yes
Persona/Target group
Adopted
Interviews with the target group representatives
No
Low Fidelity Mockups
Up to 5 screens
User Flow Diagrams
No
Branding
No
UI Moodboards
1
UI Design
Up to 5 screens
Design System
Colors and typography
Clickable prototype
No
Business Model Canvas
No
Medium
$12,500
/total
Backlog with the scope for MVP
Yes
Detailed estimates of the scope
Yes
The list of all risks with the impact estimations
Yes
System Architecture
Yes
Product Roadmap
Yes
Stakeholders map
Yes
Persona/Target group
Designed
Interviews with the target group representatives
Yes
Low Fidelity Mockups
Happy path only
User Flow Diagrams
Happy path only
Branding
No
UI Moodboards
3
UI Design
Happy path only
Design System
Basic components included
Clickable prototype
Happy path only
Business Model Canvas
Yes
Large
$25,000
/total
Backlog with the scope for MVP
Yes
Detailed estimates of the scope
Yes
The list of all risks with the impact estimations
Yes
System Architecture
Yes
Product Roadmap
Yes
Stakeholders map
Yes
Persona/Target group
Designed
Interviews with the target group representatives
Yes
Low Fidelity Mockups
Multiple paths
User Flow Diagrams
Multiple paths
Branding
Optional
UI Moodboards
3
UI Design
Multiple paths
Design System
All utilized components included
Clickable prototype
Up to 3 Customer Journeys
Business Model Canvas
Yes
Our Story
We began as a small group of six dedicated professionals. Today, we've grown to a team of over 80 tech experts, all focused on building software solutions that drive change and help businesses scale.
What sets us apart? Our deep technical expertise is combined with a strong business mindset. Flutter, Google’s leading cross-platform development framework, lies at the core of our work, enabling us to deliver complex projects faster, shorten time-to-market, and ensure top-tier performance.
What Sets Us Apart
World-class Flutter experts
Poland is home to some of the world’s best engineers, and our Flutter team represents the very best of them.
True problem solvers
We go beyond code to understand and solve real business challenges, helping the product move forward and scale effectively.
Enterprise-level consultants
We bring vast experience managing complex IT systems for large enterprises, ensuring they meet rigorous standards of reliability, scalability, and security.
Premier Verified means Clutch independently confirmed LeanCode is a legally registered business, financially sound (Creditsafe: Very Low Risk), and backed by 36 verified client reviews averaging 5.0 stars.
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