App features:
1. Enter the information of the book by scanning the BOOKs ISBN barcode, or enter the basic information of the book manually.
2. Scan the contents of a book with a camera and convert it to text.
3. Mark key content with gesture actions to make it easier to view later.
4. Sync data with iCloud to sync between different devices, making it easy to view your content on your different devices.
About data security:
All data is stored in your iCloud and we do not store your information. You can delete everything yourself with iCloud settings.