About the project

• Stellary is a subscription-based mobile application that provides concise and structured book summaries designed to help users learn faster and more efficiently. The app integrates secure user authentication, subscription management, and entitlement validation to deliver premium content access. It handles free trials, active subscriptions, and expired plans while preventing trial abuse through device-level tracking.

Tech stack

• React Native
• NativeWind
• Appwrite (authentication, database)
• RevenueCat (subscription and entitlement management)

Features

• Email/password authentication
• In-app subscription purchases via RevenueCat
• Device-level subscription tracking to prevent repeated trial abuse
• Secure logout and account deletion

Architecture

• Cross-platform mobile application built with React Native
• Context-based state management for authentication and subscription handling
• Backend services powered by Appwrite (authentication, database, user management)
• Subscription and entitlement management using RevenueCat
• Device-based subscription tracking to prevent repeated free trial abuse
• Relational-style data structure in Appwrite for user and subscription records