Modern Apps for the iOS Platform
CEMI, d.o.o. is a team of experts building powerful mobile applications that enhance user experience and strengthen the security of iOS devices.
2+
iOS Applications
50K+
Active Users
99.9%
Uptime Reliability
4.8★
App Store Rating
About Us
Crafting Exceptional
iOS Experiences
CEMI, d.o.o. is a dedicated software development company based in Ljubljana, Slovenia. Our team of seasoned engineers and designers focuses exclusively on the iOS ecosystem, delivering products that are intuitive, reliable, and built to the highest standards.
We believe that great software is invisible — it works seamlessly, protects its users, and requires no effort to use. Every product we ship reflects that philosophy, combining robust engineering with thoughtful design to serve users worldwide.
2014
Founded in Ljubljana
Our Products
Designed for Excellence,
Built for iOS
CEMI VPN
Private & Secure Browsing
A lightweight, high-performance VPN application for iOS that encrypts your internet traffic and protects your online identity. Built with cutting-edge protocols, it delivers fast connections while keeping your data completely private.
- End-to-end encryption
- No-log policy
- Global server network
- Auto-connect on unsafe Wi-Fi
CEMI Cleaner
Optimize Your iPhone
An intelligent iOS cleaning and optimization application that removes junk files, manages storage, and keeps your device running at peak performance. Clean, simple, and remarkably effective.
- Smart junk detection
- Photo duplicate finder
- Memory optimization
- Privacy data removal
Features
Everything You Need,
Nothing You Don't
Every feature in our applications is purposefully designed to deliver real value — no bloat, no distractions.
Military-Grade Encryption
All data transmitted through our applications is protected with AES-256 encryption, the same standard trusted by governments and financial institutions worldwide.
Optimized Performance
Our apps are engineered to have minimal impact on battery and system resources, so your iPhone stays fast and efficient all day long.
Zero-Log Privacy
We never collect, store, or share your personal data. Your browsing activity remains entirely private — we simply don't know what you do.
Automatic Updates
Regular, seamless updates deliver new features, security patches, and performance improvements automatically — keeping you protected without any effort.
Native iOS Design
Built entirely in Swift and SwiftUI to follow Apple's Human Interface Guidelines, ensuring every interaction feels natural and familiar on iOS.
Dedicated Support
Our expert support team is available to assist users with any questions or issues, ensuring a smooth and satisfying experience with every product.
Our Commitment