Side by side

Noteshelf vs Penbook

Noteshelf

8.1#33 in note-taking apps$9.99 one-time

Free planAndroidiOSmacOSWindows

7.2#5 in handwritten notes software$49.99 one-time

Free planiOSmacOS

Fact	Noteshelf	Penbook
Data collection	The privacy policy says device type, operating system, and user experience data is collected in aggregated and anonymized form to improve the products and website.	The privacy policy says Penbook uses aggregated anonymous Apple telemetry and RevenueCat for purchase and subscription records, and that its iOS app has no third-party advertising SDKs.
Free plan	Yes	Yes
Integrations	The privacy policy says users can back up data to Dropbox, OneDrive, Google Drive, Evernote, or other third-party cloud services.	Apple Calendar; iCloud
Note sharing	Yes	Yes
PDFs	Users can annotate PDFs by highlighting or underlining text, writing notes, and adding sticky notes.	Users can import PDFs as notebooks for annotation and editing, and Premium includes notebook export.
Privacy	The privacy policy says Fluid Touch does not have access to content users create in Noteshelf or files they import.	The maker says work is stored in the user's iCloud account and locally on the device, and that it cannot access users' notes.
Product	Noteshelf is a note-taking app for taking and organizing notes.	Penbook is a digital notebook and planner app with Live Paper, stationery, calendars, and layouts for notes, schedules, and creative work.
Support	The site links to a Noteshelf Support center.	Penbook recommends contacting support in the app through Account > Get Support, and lists [email protected] as a contact.
Supported platforms	iOS,macOS,Android,Windows	iOS,iPadOS,macOS,Apple Vision

You want what its maker publishes above — check its page for the details.

You want what its maker publishes above — check its page for the details.