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Custom applications, e‑shops and websites
with design first.

For companies that have outgrown spreadsheets, templates or manual work. We bring brand, interface and development together into a solution that fits how you operate.

Projects that show our work.

We show not just the result but also the decisions that shaped it.

The Etáž loyalty card in Apple WalletOur own productApplicationLive

Walio: a loyalty system for businesses

A card in the wallet, a terminal for staff and a portal with reporting.

Project detailwalio.cz
Branuál – studio overviewOur own productApplicationLive

Branuál: a brand manual as a website, not a PDF

Pages, blocks and an asset library with publishing. Our own product.

Project detail
Layered – home pageWebsiteLive

Layered: a website that sells the course and checks the guest in

Booking with live capacity, payment and confirmation in one place.

Project detaillayered.cz
SinClinic – home pageWebsiteBefore launch

SinClinic+: a clinic website the clinic runs itself

The clinic edits procedures, doctors and the price list in Keystatic.

Project detail
WCRM – team overviewInternal productApplicationIn development

WCRM: leads and tasks instead of spreadsheets

An internal CRM for Walio sales: leads, pipeline and follow-up tasks.

Case study →
More projects
What we do

What are you trying to solve?

We start with what slows you down today. Retyping orders, tracking bookings in a spreadsheet, or an e-shop running into rules of its own? We find the smallest solution that actually removes the problem.

Custom applications

Client portals, internal systems, job tracking or the first version of a new product. We design the tool around the way your company actually works. Pictured: WCRM, our own tool for selling Walio.

Custom applications
UX and UI design

We design the interface of your application or website and hand it to your developers. For when the build stays in your own team. Pictured: a concept for a digital school atlas.

UX and UI design
Custom websites

Company and product websites with a clear structure and the functionality you need. We take care of the content architecture, the interface and the development. Pictured: the Layered home page.

Custom websites
Custom e-commerce

A new e-shop, a rebuild of the one you have, or a custom add-on for the platform you already use. Starting from scratch is not a condition. Pictured: the Art of Život admin on WooCommerce.

Custom e-commerce
Plugins and extensions

Is your website missing an important feature? We check the options and build an add-on for your brief. Pictured: booking a studio visit in Screeno.

Plugins and extensions
Integrations and automation

We connect the tools you use and take the repetitive work out of your day, from passing data around to the tasks that follow. Pictured: the listing sync for Spolu v realitách.

Integrations and automation

Brand strategy, naming and visual identity are handled by our sister studio nkz.studio.

nkz.studio
Design-first

Considered controls. A character of its own.

An interface has to work for people and belong to your brand. nkz.studio handles strategy, naming and visual identity. nkz.dev builds on it with interface design and development. We tune structure, typography, copy and how the interface responds, so every detail helps in use.

We start with design.

First we think through how the application will be used. We walk the interface together before development.

Brand and features hold together.

Look, controls and copy are designed as one whole that matches your brand.

We build our own products too.

We know the work after launch: running it, feedback and further development.

Meet nkz.studio ↗
Ondřej Koziorek, founder and creative director
Ondřej Koziorek
founder & creative director
How we work

From brief to launch.

At every stage you know where we are and what comes next.
Scope and budget are agreed in advance.

We clarify the brief

We agree the main tasks and the scope of the first version.

We design the solution

We walk through the key screens and how they behave.

We build and verify

You get a working version to try.

We launch and hand over

The agreed access, documentation, training and arrangements for further care.

How we work with AI

AI helps us get from a design to a working version faster. We review the data model, permissions and deployment by hand and verify them with tests. Our team stands behind the result.

The full article on AI in development

Notes on custom development.

Practical notes on price, interfaces, integrations, e-shops and working with AI.

Deciding

A website, an e-shop, or a custom application?

Four questions that show what you actually need to ask for.

Read
Brief

What should a brief for an application include?

No technical spec needed. Describe how work runs, who does it and what is retyped.

Read
Pricing

How much does an internal business system cost?

What drives the price, where to start and how to work out payback.

Read
Applications

When is a custom portal worth it?

Signs that email no longer serves your customers, and how to start a portal small.

Read

Find out roughly what development costs.

Pick the type of solution and what belongs to it. You get an indicative price range; the calculation and the rate are explained in the calculator.

Estimate the project
Frequently asked questions

What to know before getting in touch.

Did not find your answer? Write to us and we will reply within two business days.

How much does custom development cost?

As a guide: a website from CZK 15,000, a plugin or integration from CZK 18,000, an application from CZK 53,000 and an e-shop from CZK 60,000, all excluding VAT. The calculator works out the range for your case. The exact price comes in the offer, once we have agreed on the first version.

How long does development take?

It depends on the scope, the number of roles, integrations and how ready the materials are. A simple website is a matter of weeks; an application or e-shop with more processes means a longer cooperation. We prepare a specific plan once the brief is clear.

Do I need a finished technical specification?

You do not. To start, describe the problem, how the work is done today and the result you expect. What else needs preparing we agree together.

How do you work with AI?

AI helps us get from a design to a working version faster. We review the data model, permissions and deployment by hand and verify them with tests. Our team stands behind the result.

How does the handover work?

What is handed over, meaning access, documentation, licences and source code, we agree in the offer and the contract before the work starts. Third-party components have their own licence terms.

What happens after launch?

For the first days we watch it running and fix whatever shows up. Maintenance and further development we agree before launch, with a defined scope, so it is clear what is part of the cooperation and what is not.

What do you need to simplify or build?

Describe what you are dealing with today and what the result should look like. Together we find a sensible next step.