Available for new projects

iOS apps built to
last.

A boutique iOS consultancy — 15+ years of experience crafting high-performance, user-centric mobile applications that drive real business results.

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15+ Years Experience

50+ Apps Delivered

30+ Happy Clients

Swift & SwiftUI Expert

Services

Everything your
iOS app needs.

From concept to App Store — we cover the full lifecycle of building world-class iOS products.

📱

iOS App Development

End-to-end native iOS development using Swift and SwiftUI. Whether you need a greenfield application or want to modernize an existing codebase, we build apps that are fast, reliable, and built for scale.

Swift SwiftUI UIKit Combine Core Data

🧭

App Architecture & Strategy

Technical consulting, architecture reviews, and strategic roadmapping. We help teams make the right decisions early — avoiding costly rewrites and building a foundation that scales with your growth.

MVVM / TCA Code Review Tech Roadmap Performance

🎨

UX/UI Consulting

Interface design guidance deeply rooted in Apple's Human Interface Guidelines. We bridge the gap between design and engineering to ensure your app feels native, intuitive, and polished on every device.

HIG Compliance Prototyping Animations Accessibility

🚀

App Store Launch & Optimization

Expert guidance on App Store submission, review process navigation, metadata optimization, and post-launch monitoring. We'll make sure your app ships smoothly and ranks where it should.

ASO Submission Analytics Crash Monitoring

Not sure what you need? Let's talk through your project and find the right engagement model for your goals.

Book a Free Consultation

Process

How we work
together.

A clear, transparent process from the first call to App Store approval.

Step 01

🎯

Discovery

We align on goals, audience, and constraints. We ask the hard questions upfront so there are no surprises later.

Step 02

📐

Architecture

We define the technical approach, stack, and structure that best fits your project's needs and future scale.

Step 03

⚡

Build & Iterate

Agile development with regular demos and feedback loops. AI tooling accelerates prototyping and removes repetitive work — production code is always written and owned by senior engineers.

Step 04

🚀

Launch & Support

Smooth App Store submission, post-launch monitoring, and ongoing support to keep your app performing at its best.

✦

AI-Enhanced Workflow We use AI tooling throughout the development process to prototype ideas faster, explore solutions more efficiently, and eliminate boilerplate — so senior engineering time goes toward architecture, performance, and the details that separate good apps from great ones.

Who We Are

About
deloki

deloki is a boutique iOS consultancy founded and led by Mateo Kozomara, Founder & Lead iOS Consultant, with over 15 years of hands-on experience building mobile applications across industries — from fintech and healthcare to consumer apps with millions of users.

We exist to give clients senior-level expertise without the overhead of a large agency. Whether you're a startup building your first product or an enterprise looking to level up your mobile strategy, deloki brings the depth and attention to detail your project deserves.

Every engagement is focused on one thing: shipping exceptional software that your users love and your business depends on.

Work With Us

15+

Years Experience

50+

Apps Delivered

30+

Clients Worldwide

∞

Cups of Coffee

Mateo Kozomara Founder & Lead iOS Consultant

📍 Mladice 14A, Zagreb

Contact

Let's build
something great.

Have a project in mind or just want to explore options? We'd love to hear about it. Fill out the form and we'll get back to you within 24 hours.

✉️

Email info@deloki.com

📍

Based In Available worldwide · Based in Zagreb, Croatia

⏱️

Response Time Within 24 hours

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iOS apps built to
last.