One More App
Unfold

Turn your Duo into a book.

Download free on the App Store
An English reflection
Illustrated frontispiece
Unfold book cover
Closed, a book cover.

Close it. Open another page.

On Duo, physically close and reopen the device to find another reflection. On an ordinary iPhone, use the on-screen Open book and Close book buttons.

1,000 English reflections

Offline, no account needed

Save favorite pages and revisit your history

The interface and reflections are in English. Requires iOS 26 or later. Reflections are prompts for personal thought, not predictions.