Ability to create unlimited notebooks with custom covers and templates (dotted, lined, graph, etc.) [1].
This specific file name string appears to be an internal, scrambled identifier or a for a version of the GoodNotes 5 application ( .ipa file) designed for iOS 14+ on 64-bit devices [1]. Ability to create unlimited notebooks with custom covers
Sophisticated technology that makes handwritten notes searchable and convertible to text [1]. as they can sometimes contain malware.
Extensive tools to import, annotate, and sign PDF documents [1]. Ability to create unlimited notebooks with custom covers
Hierarchical folder structure to keep notes, folders, and subfolders organized [1].
Be careful downloading .ipa files from unofficial sources, as they can sometimes contain malware.