Secure.
Optimized.
iOS.
ONTARIO d.o.o. is a team of experts crafting modern, high-performance applications for the iOS platform — built to protect, clean, and elevate the mobile experience.
Building the future
of iOS security
ONTARIO d.o.o. was founded with a singular mission: to create iOS applications that genuinely improve people's digital lives. Our team combines deep technical expertise with a passion for elegant, intuitive design.
From privacy-first VPN solutions to intelligent device optimization tools, every product we ship is crafted with precision, tested rigorously, and built to last. We believe that security and simplicity should go hand in hand.
Our
Products
Each product is purpose-built for the iOS ecosystem — designed with care, engineered for reliability, and focused on delivering real value to everyday users.
Crafted for
Apple devices
Every line of code is written specifically for iOS — taking full advantage of Apple's frameworks, security model, and design language.
VPN
A fast, reliable VPN for iOS that encrypts your internet connection, hides your IP address, and keeps your data safe on any network — public or private.
Cleaner
An intelligent iOS cleaner that removes junk files, duplicate photos, and unnecessary data — freeing up storage and keeping your device running at peak performance.
Contact
ONTARIO d.o.o.
Have a question about our products or want to learn more about what we do? Reach out — we'd love to hear from you.
Company
- ONTARIO d.o.o.
- iOS App Development
- Founded 2018
- Slovenia, EU
Products
- VPN for iOS
- Cleaner for iOS
- Enterprise Solutions
- Security Suite
Values
- Privacy First
- User-Centered Design
- Continuous Innovation
- Transparent Practices