

Svayy
Discover how Iridium Works developed Svayy — a secure, cross-platform productivity app with end-to-end encryption, built in SwiftUI, ReactJS, and NodeJS to help users manage tasks, routines, and habits while protecting their privacy.
Project Breakdown
Case Study: Svayy App Development by Iridium Works
Project Overview
Svayy is a powerful app designed to help users manage their tasks, routines, and vices — with the goal of boosting productivity and improving habit tracking. Developed by Iridium Works, Svayy delivers a seamless, secure, and user-friendly experience for both iOS and web users, with a strong focus on privacy and data security.
This case study highlights the development process, key features, and challenges our team faced while building Svayy — a project that took 1.5 years to complete and was carried out by two developers working 10–20 hours per week.

Technologies Used
iOS App Development
The iOS mobile app was built using Swift and SwiftUI, allowing for a highly responsive, intuitive interface and efficient performance across iPhone and iPad devices.
Web App Development
For the web platform, we chose ReactJS together with the Mantine UI Framework to deliver a fast, dynamic application. React’s flexibility allowed for smooth integration of multiple features and ensured a consistent user experience across browsers.
Backend Development
The backend was built with NodeJS and the Express framework, providing a robust, scalable architecture to handle data processing and management for Svayy.
End-to-End Encryption
Privacy is a core pillar of Svayy. All user data is protected with end-to-end encryption, meaning that only the user can access their personal information. This adds an extra layer of security and trust to the app.
Development Journey
The first version of Svayy was the result of close collaboration, focus, and iteration. From the start, we prioritized user experience and privacy — knowing that users would be trusting the app with highly personal productivity data.
With just two developers working part-time, managing workload alongside other professional and personal commitments meant that every hour counted toward project progress.
Key Milestones
- Planning & Conceptualization (Months 1–3)
A series of brainstorming sessions and extensive user research helped define the core features. The focus was on meeting market demand for habit tracking and task management while standing out through strong privacy protections. - Design & Development (Months 4–9)
Once the concept was finalized, development began. SwiftUI was chosen for its modern declarative approach to UI development, making it easier to build dynamic and responsive layouts. The web app, built with ReactJS and Mantine, ensured a polished, consistent design. - End-to-End Encryption (Months 10–12)
Implementing end-to-end encryption was a critical and complex step. The team worked intensively to integrate encryption seamlessly into both mobile and web apps without compromising performance or usability. - Beta Testing & Launch Prep (Months 13–15)
Following internal testing, Svayy was released as a beta to gather user feedback. This stage allowed the team to fix bugs, refine the UI, and implement final optimizations ahead of launch. - Launch & Post-Launch Updates (Months 16–18)
After a successful release, we continued to monitor performance and collect feedback. Several updates followed, improving speed, enhancing UI elements, and adding new features.
Features & Highlights
- Task, Routine, and Vice Management
Users can easily organize and track their daily commitments, habits, and vices to stay focused and productive. - End-to-End Encryption
All personal data is fully encrypted, ensuring that only the user can access it — a key differentiator for privacy-conscious users. - Cross-Platform Access
With both iOS and web versions, users can access their data anytime, anywhere. - Customizable Experience
Users can set goals, monitor progress, and receive reminders, making Svayy adaptable to individual needs. - User-Friendly Interface
Both platforms feature intuitive designs that minimize friction and maximize productivity.

Challenges & Solutions
- Data Security
Ensuring complete data encryption was a significant challenge. The team invested extra time to integrate encryption without impacting performance or usability. - Cross-Platform Consistency
Delivering a uniform experience on both web and mobile was achieved by leveraging ReactJS for the web and SwiftUI for iOS. - Balancing Features and Performance
With limited weekly hours, we prioritized delivering a minimal viable product with essential features first, followed by iterative updates post-launch.
Conclusion
The development of Svayy is proof that small teams can deliver high-impact products through smart planning, rapid iteration, and a strong focus on user needs.
Despite time constraints and a compact team size, Svayy successfully launched and now helps users boost productivity while safeguarding their privacy.
At Iridium Works, we pride ourselves on delivering outstanding products regardless of team size or resources. Svayy is just one example of how dedication, collaboration, and user-centered design can lead to results that resonate with users and meet market demands.
The journey of building Svayy was both challenging and rewarding — and we look forward to evolving it further with new features, updates, and enhancements.
"Amazing App! I'm using it daily at work and for my personal habits to keep track of everything. It's end to end encrypted so i have no issues with work data."

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