No login credentials are required to access the core functionality of the app.
Review steps:
1. Install and open the app.
2. The app opens directly to the "Shortener" screen (no login required).
3. Use bottom navigation to access "Files", "Speed", and "Browse".
4. The "Home" tab supports code-based access, but it is optional for review.
There is no mandatory sign-in wall for app review.