OneSIM – eSIM/USIM Manager

OneSIM is a management app that allows users to log in with an account issued by a partner dealer to easily view data plans, usage, and eSIM/SIM status, or request plan changes and data top-ups. Users can securely check their existing SIM information without any sign-up or payment process.

🔍 Key Features
1. Data Plan Overview
- View detailed information about your purchased data plans
- Check validity period, available data, and usage period in one place

2. Real-Time Data Usage
- Monitor current usage and remaining data in real time
- Access monthly and country-based usage statistics

3. eSIM/SIM Status Check
- Check activation status, installation state, and usage state (Not Activated / Active / Completed)
- Installation guidance provided when needed

4. Plan Change & Data Top-Up Requests
- Submit requests for plan changes or data top-ups directly within the app
- Requests are applied after approval by the dealer

OneSIM provides only the essential features in a clean and simple interface, making data plan management easier and more convenient.