iOS development workspace
Who We Are

Expert iOS
Development Team

TMC DOO VALJEVO is a team of seasoned iOS engineers and designers based in Valjevo, Serbia. We specialize in building high-performance, security-focused applications for the Apple ecosystem. Every product we ship is crafted with precision — from architecture to the final pixel — ensuring an exceptional experience for end users.

Our philosophy is simple: mobile software should be fast, private, and intuitive. We apply this principle to every line of code we write, every interface we design, and every product we release.

What We Build

Our Products

Crafted for iOS. Designed for real users who value privacy and performance.

VPN
Security App

VPN

Private. Fast. Reliable.

A lightweight yet powerful VPN application for iOS that encrypts your internet connection, masks your IP address, and keeps your online activity completely private — even on public Wi-Fi networks.

  • Military-grade AES-256 encryption
  • Zero-log policy
  • One-tap connection
  • Global server network
Cleaner
Utility App

Cleaner

Clean. Optimize. Perform.

An intelligent iOS cleaner that removes junk files, duplicate photos, and unnecessary cache data to free up storage space and keep your iPhone running at peak performance.

  • Smart junk detection
  • Duplicate photo finder
  • Cache & temp file removal
  • Storage analytics
Our Strengths

What Makes Us
Different

We combine deep iOS expertise with a relentless focus on user privacy, performance, and design excellence.

Privacy-First Architecture
Security

Privacy-First Architecture

Every product is built with a zero-trust security model. We implement end-to-end encryption, strict no-log policies, and regular third-party audits to ensure your data stays yours.

Engineered for Speed
Performance

Engineered for Speed

Our apps are optimized at every layer — from Swift concurrency patterns to memory management — delivering buttery-smooth 60fps interfaces and near-instant response times.

Human-Centered UI
Design

Human-Centered UI

We follow Apple's Human Interface Guidelines and go beyond — crafting interfaces that feel native, intuitive, and delightful. Every tap, swipe, and transition is intentional.

Code That Lasts
Quality

Code That Lasts

We write clean, testable Swift code following SOLID principles. Our CI/CD pipelines, automated testing suites, and code review processes ensure every release is production-ready.

Users Come First
Experience

Users Come First

We conduct extensive user research and usability testing before shipping. Accessibility, onboarding clarity, and long-term retention are core metrics we optimize for.

Continuous Improvement
Support

Continuous Improvement

We don't ship and forget. Regular updates, performance monitoring, crash analytics, and user feedback loops ensure our products keep getting better with every release.

Reach Out

Get In
Touch

Have questions about our iOS products or want to learn more about our work? Send us a message and we'll get back to you.

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Valjevo, Serbia
Address

Bogdana Bolte BB

Valjevo, 253068

Valjevo, Serbia

Email

info@tmcdoovaljevo.com

Phone

+1 7652536713

TMC DOO VALJEVO

© 2026 TMC DOO VALJEVO. All rights reserved.

iOS Development Studio · Valjevo, Serbia