Custom Mobile App Development

Your vision,our application.

We craft premium mobile and web applications that scale with your business. From MVP to enterprise solutions — fast, quality-driven, no compromises.

100%
Satisfied Clients
1+
Live Applications
3
Platforms at Once
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What We Do

Full-Spectrum Digital Solutions

From first idea to launch — and beyond. We cover the entire lifecycle of your application.

Cross-Platform Development

Flutter and React Native apps that run natively on iOS, Android, and web from a single codebase. Faster development, lower costs, full performance.

UX/UI Design

Design that converts. We create intuitive interfaces with focus on user experience, visual identity, and marketing impact.

Web Applications

Modern web applications built with Vue, Nuxt, and the latest technologies. SSR, SEO-optimized, fast, and scalable.

Management & Maintenance

Your app never sleeps — neither do we. We provide monitoring, updates, bug fixes, and continuous improvement.

MVP & Prototyping

Validate your idea in weeks, not months. We build rapid MVPs that validate your business model before major investment.

Technical Consulting

No surer path than consulting with an expert. We analyze your project, propose architecture and technologies that save you time and money.

Portfolio

Real Projects, Real Results

See what we built — an application that transformed an entire industry's workflow.

Flutter · iOS · Android · Web

Revízny Technik

A complete digital office for electrical inspection technicians. From customer and schedule management to PDF protocol generation and an AI assistant in the field. The app runs 100% offline, syncs in real time, and saves technicians hours of paperwork every single day.

  • iOS, Android & Web from one codebase
  • AI assistant for standards and protocols
  • 100% offline mode + real-time sync
  • PDF generation directly in the field
View Live Project
Revízny Technik app screenshot
Flutter ✦
iOS · Android · Web
How We Work

Your Project From A to Z

A transparent and proven process where you always know what's happening and what comes next.

01

Discovery

Deep analysis of your needs, market, and competition. We define goals, target audience, and KPIs.

02

Design

Wireframes, prototypes, and final UI design. You approve every step before development begins.

03

Development

Agile development with regular demos. We write clean, documented, and scalable code.

04

Testing

Thorough QA testing on real devices. Zero compromises on quality.

05

Launch

Publishing to App Store, Google Play, and web. We handle the entire deployment process.

06

Growth & Support

Monitoring, updates, and new features. Your growth is our long-term commitment.

Tech Stack

Technologies We Trust

We use only proven, modern technologies that guarantee performance, scalability, and security.

FlutterMobile
React NativeMobile
Vue.jsWeb
Nuxt.jsWeb
TypeScriptLanguage
DartLanguage
FirebaseBackend
SupabaseBackend
Node.jsBackend
FigmaDesign
Tailwind CSSStyling
Three.jsGraphics
BALLEK
Boutique Approach
Full Transparency
Long-term Partnership
About Us

BALLEK — Agency with Character

We are a boutique agency specialized in custom mobile app development. We don't work on dozens of projects simultaneously — every client receives our full attention and expertise.

I believe a great application is not just about code. It's about understanding the business, solving real problems, and creating products people are proud of. Every project I treat as a long-term partnership, not a one-off transaction.

FAQ

Frequently Asked Questions

Everything you need to know before starting a collaboration.

Contact

Let's Start Your Project

Book a free 30-minute consultation. We'll walk through your ideas and propose the optimal solution.

Contact Details

Email
agentura@ballek.sk
Phone
+421 940 618 895
Working Hours
Mon – Fri: 9:00 AM – 5:00 PM

🔒 Your data is safe. We never share it with third parties.