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05

Mobile Applications

Mobile tools for your customers and your team.

We build custom mobile apps for businesses that need reliable tools in the field, in the hands of customers, or tightly integrated with internal systems. Our custom mobile app development covers iOS and Android using React Native, delivering a native experience from a single codebase. Whether you need a business mobile app for field operations, a customer-facing product, or an internal tool for warehouse and logistics teams, we design and build it around your actual workflow. You own the app, the backend, and the code.

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The problem

Your team needs tools that work in the field

Desktop software does not help employees on the go, and consumer apps were never designed for your specific business workflows. Your team wastes time switching between paper forms, phone calls, spreadsheets, and disconnected tools. Data gets entered twice, errors pile up, and no one has a clear picture of what is happening in the field. Customers expect a smooth mobile experience, but your current setup cannot deliver it. Meanwhile, off-the-shelf apps force you to change how you work instead of adapting to your processes. A custom mobile app puts the right data and the right actions in your team's hands, wherever they are, online or offline.

Field teams relying on paper forms, phone calls, and manual data entry
Customers expecting a polished mobile experience you cannot currently deliver
No mobile access to your CRM, ERP, or other internal systems
Generic apps that force your team to work around their limitations
Data entered multiple times across disconnected tools, leading to errors
No real-time visibility into field operations or customer interactions
Use cases

Who is this for

We work with businesses across industries. Here are some of the most common scenarios where this service delivers real results.

01

Field service and maintenance teams

Technicians and maintenance crews need to log work orders, capture photos, collect signatures, and update job status from the field. A custom app replaces paper forms and phone calls with a single tool that works offline and syncs with your dispatch system.

02

Sales teams on the road

Sales reps visiting clients need quick access to product catalogs, pricing, customer history, and the ability to create quotes on the spot. A mobile app connected to your CRM gives them everything they need without calling back to the office.

03

Warehouse and inventory management

Warehouse staff need to scan barcodes, update stock levels, and manage picks and shipments from handheld devices. A custom app integrates with your ERP or inventory system and works reliably in environments with spotty Wi-Fi.

04

Customer-facing apps and loyalty programs

Give your customers a branded mobile experience for ordering, booking, account management, or loyalty rewards. A custom app lets you control the experience completely, without the limitations and fees of third-party platforms.

05

Delivery and logistics tracking

Drivers and dispatchers need real-time route information, delivery confirmations, photo proof, and status updates. A custom logistics app streamlines the entire delivery workflow and gives your operations team full visibility.

06

Internal tools and employee apps

From time tracking and shift scheduling to expense reporting and internal communication, many business processes work better as a mobile app. We build internal tools that employees actually want to use, accessible from any phone or tablet.

Key benefits

Why this approach works

01

Built around your workflow

We design the app around how your team or customers actually work, not around a generic template. Forms, checklists, approval flows, and data entry screens all match your real processes. This means less training, faster adoption, and fewer workarounds.

02

Works offline when it matters

Field teams often work in areas with unreliable or no connectivity. We build apps with offline-first architecture that stores data locally and syncs automatically when the connection returns. No lost work, no duplicate entries, no frustration.

03

Connected to your existing systems

The app integrates directly with your CRM, ERP, inventory system, or any backend with an API. Data flows both ways in real time. Your office team sees field updates instantly, and your mobile team has access to the latest information without manual syncing.

04

One codebase for iOS and Android

We use React Native to build one codebase that runs natively on both platforms. This means faster development, lower cost, and a consistent user experience regardless of which device your team or customers use. Updates ship to both platforms simultaneously.

05

You own the app and the code

There are no recurring license fees, no per-user charges, and no vendor lock-in. You own the source code, the backend, and the data. If you ever want to bring development in-house or switch providers, you can. The app is yours.

06

Scales with your business

We build the app and backend infrastructure to handle growth. Whether you go from 10 users to 500 or from one region to five, the architecture supports it. Adding new features or modules later does not require starting over.

What we build

A solution designed for your business

iOS and Android development

Cross-platform apps built with React Native that feel fast and reliable on every device. We deliver native performance, smooth animations, and platform-specific UI patterns so the app feels right on both iOS and Android. One development effort, two platforms, no compromise on quality.

Backend infrastructure and APIs

Every mobile app needs a solid backend. We build secure APIs, authentication systems, data storage, and cloud infrastructure to power your mobile experience. Push notifications, real-time updates, and file handling are built in from the start, designed to scale as your user base grows.

Offline capability and data sync

Apps that work without internet and sync seamlessly when connectivity returns. We handle conflict resolution, queued actions, and background sync so your team never loses work. This is essential for field operations, warehouses, construction sites, or anywhere connectivity is unreliable.

System integration

Connect your mobile app to your CRM, ERP, accounting software, or any internal system with an API. We build bidirectional data flows so information stays consistent across all platforms. No more manual exports, copy-pasting, or data discrepancies between mobile and desktop.

Push notifications and real-time updates

Keep your team and customers informed with targeted push notifications, in-app messages, and real-time data updates. We build notification systems that are useful, not noisy: triggered by meaningful events like task assignments, status changes, or approvals.

Analytics and usage tracking

Understand how your app is being used with built-in analytics. Track feature adoption, user engagement, error rates, and performance metrics. This data helps you prioritize improvements and measure the real impact of the app on your operations.

How we work

From idea to working system

01

Define the use case

We start by understanding who will use the app, where they will use it, and what problems it needs to solve. We map out the key workflows, identify integration points with your existing systems, and define the scope for the first version. This phase ensures we are building the right thing before writing any code.

02

Design the experience

We create wireframes and interactive prototypes optimized for mobile use in real conditions. This includes touch-friendly interfaces, clear navigation, and layouts that work well on different screen sizes. We test designs with your team early to catch usability issues before development begins.

03

Develop and test

We build the app using React Native with a focus on performance, reliability, and clean code. Development includes the mobile app, backend APIs, and any system integrations. We test thoroughly on real devices, covering different OS versions, screen sizes, network conditions, and edge cases like offline usage.

04

Deploy and iterate

We handle the entire App Store and Google Play submission process, including metadata, screenshots, and compliance reviews. After launch, we gather feedback from real users, monitor performance and crash reports, and ship updates to improve the app based on actual usage patterns. The app gets better over time.

Technologies & integrations

Built with proven tools

React NativeExpoTypeScriptNode.jsPostgreSQLREST APIGraphQLFirebasePush NotificationsAWSGoogle CloudApp StoreGoogle PlayRedisDockerCI/CD PipelinesSentryTailwind CSS
Pricing

What influences cost

Mobile app pricing depends on whether the app is customer-facing or internal, the number of platforms, the complexity of offline functionality, and how deeply it integrates with your backend systems. We scope every project individually after a free consultation.

from 120,000 CZK
  • Single platform (iOS or Android) vs. cross-platform for both
  • Offline functionality and data sync complexity
  • Number and depth of integrations with backend systems (CRM, ERP, APIs)
  • Push notifications, real-time updates, and background processing
  • User authentication, roles, and permission levels
  • App Store and Google Play submission and compliance requirements
  • Custom UI design complexity and number of distinct screens

Final pricing after a free consultation.

Timeline

Typical timeline

Most custom mobile app projects take 2 to 4 months from kickoff to launch. We deliver a testable version early so you can try it with real users before the public release. More complex projects with extensive integrations or offline requirements may take longer.

Use case definition and scoping1 to 2 weeks
UI/UX design and prototyping2 to 3 weeks
Development and testing6 to 10 weeks
Store submission and launch1 to 2 weeks
Frequently asked questions

Common questions answered

Both. We use React Native for cross-platform development, which means one codebase runs natively on iOS and Android. You get both platforms for roughly 60 to 70 percent of the cost of building two separate native apps. The result looks and feels native on each platform.

Yes. We build offline-first apps when your use case requires it. The app stores data locally on the device and syncs automatically when connectivity returns. We handle conflict resolution and queued actions so nothing gets lost. This is especially important for field teams, warehouses, and remote locations.

Yes. We manage the entire submission process for both platforms. This includes preparing app metadata, descriptions, screenshots, privacy policies, and handling any review feedback from Apple or Google. We also set up your developer accounts if you do not have them yet.

Yes. We integrate with any system that has an API, including CRMs, ERPs, accounting software, inventory systems, and custom databases. Data flows in both directions, so your mobile team and office team always work with the same information. If your system does not have a standard API, we can build a custom integration layer.

Yes. Mobile apps need regular attention. Apple and Google release new OS versions every year, and your app needs to stay compatible. We offer ongoing maintenance plans that cover OS compatibility updates, security patches, performance monitoring, and feature improvements. You can also request new features or changes at any time.

Businesses with field teams, customer-facing mobile needs, or internal processes that work better on a phone or tablet. Common examples include service companies with technicians in the field, sales teams on the road, logistics operations, and businesses that want a branded customer app. If spreadsheets and paper forms are slowing your team down, a custom app is likely a good investment.

Most projects take 2 to 4 months from kickoff to App Store launch. We deliver a testable version early, typically within 4 to 6 weeks, so you can start collecting feedback. Simpler internal tools can be ready faster. Apps with complex offline sync, many integrations, or extensive custom UI may take longer.

React Native lets us build one codebase that runs on both iOS and Android with native performance. This means faster delivery, lower development cost, and easier maintenance since updates only need to be made once. For most business apps, React Native provides the same user experience as fully native development at a significantly lower cost.

We can build for a single platform if that is all you need. However, because we use React Native, supporting both iOS and Android adds relatively little extra effort. Most clients choose to launch on both platforms from the start since the incremental cost is small compared to the additional reach.

Yes. You own the app, the source code, the backend, and all the data. There are no license fees, no per-user charges, and no lock-in. You can host it on your own infrastructure, bring development in-house, or switch to a different provider at any time. The code is yours.

Ready to get started?

Tell us about your challenge. We'll figure out the right solution together.