Hello
I am a ToMe developer.
Introducing the app as shown below.

◆ Is it difficult to write a diary?
-Send a diary to the future to receive it, and write a diary again that day.

◆ You can write both photo diary and text diary
-Save precious memories with multiple photos and letters.

◆Supports valuable diary backup/restore.
-Back up your precious personal diary to your personal Google Drive.

◆Use Guide
-ToMe Diary connects your Google Drive account for secure backup.

◆Access Rights Details
-Storage space (read/write): ToMe Gallery creates separate folders (backup/restore)