Building Apps
That Protect
& Perform.
CRN d.o.o. is a team of experts crafting modern iOS applications designed to enhance user experience and strengthen mobile security.
2
Core Products
iOS
Native Platform
A Team of Experts
Shaping the iOS Ecosystem
CRN d.o.o. is a Slovenia-based software company dedicated to developing modern, high-performance applications for the iOS platform. We combine deep technical expertise with a user-first design philosophy to create tools that genuinely improve people's digital lives.
Our team is passionate about mobile security and device performance. Every product we ship is built with precision, tested rigorously, and designed to feel at home on Apple devices — fast, intuitive, and reliable.
CRN d.o.o.
Lenart, Slovenia
Security First
We build with privacy and protection at the core of every feature we ship.
Performance Driven
Our apps are optimized for speed, efficiency, and smooth iOS integration.
User Centered
Every design decision is made with the end user's experience in mind.
Built for iOS.
Designed for You.
Two powerful applications crafted to protect your privacy and optimize your device performance.
VPN
Secure. Private. Fast.
CRN VPN protects your internet connection with military-grade encryption, keeping your data safe from threats on any network. Browse privately, bypass restrictions, and stay secure — all with a single tap on your iPhone or iPad.
Cleaner
Optimize. Clean. Boost.
CRN Cleaner helps you reclaim storage space and keep your iPhone running at peak performance. Remove junk files, duplicate photos, and unnecessary caches with an intuitive interface built for iOS.
Available on the App Store
Both applications are available exclusively for iOS devices.
Available on
Apple App Store
Get in Touch
Have a question about our products or want to learn more about CRN d.o.o.? We'd love to hear from you. Reach out using the details below or send us a message.
Address
Kraigherjeva ulica 19, Lenart v Slov. Goricah, 2230, Slovenia
contact@crndoo.com
Phone
+1 7755102328