When comparing Priority Matrix vs Joplin, the Slant community recommends Joplin for most people. In the question“What are the best cross-platform task apps?” Joplin is ranked 1st while Priority Matrix is ranked 44th.
Ranked in these QuestionsQuestion Ranking
Pro Helps prioritize, rather than simply listing tasks
Priority Matrix helps me focus on what's truly important on my todo list, so I can work more efficiently.
Pro Super easy to share / delegate tasks
All I have to do is press a button, rather than drafting a whole email to one of my co-workers.
Pro Solid methodology
The software implements time proven methodologies; not just a to-do list.
Pro Lots of different views
Priority Matrix makes it really easy to see your task list in different ways: You can see it in the quadrant view, calendar view, a filterable list, and also a Gantt Chart if you have the business license.
Full disclosure: Originally posted by an Appfluence Intern (who was equally impressed with the software's layout and functionality before working there)
Pro Offline access
Supports Windows, Mac, Linux, Android and iOS.
Pro Open source
Peace of mind that there is no malicious piece of software in the app.
Pro Supports markdown
Pro Supports file attachments
Pro Web Clipper
Browser extension saves full pages, clean content, or screen selections to new notes.
Pro Supports tags for notes
Pro Nextcloud support
Pro Dropbox support
Can sync using Dropbox.
Pro Active user forum with support from app creators
Support, troubleshooting, and new feature requests are easy to make at the user forum and you can contact the app creator directly.
Pro Optional CLI interface
Provides a CLI interface for terminal lovers.
Pro Supports multiple languages
English, French, and Spanish, Italian, German, Czech and many others.
Pro Timed alarm reminder for to-do lists
Used to be free, is now $12+ a month.
Con Sync issue under Linux
The Linux client has a bug that requires the user to click the mouse frequently in order for sync to proceed. This bug has been open for a while.
Con Old school interface
Con Weak tag searching
Joplin can currently only search for a single tag at a time. None of the boolean operators (AND, OR, NOT) are available for use in searches. This greatly diminishes the usefulness of tags in Joplin.
Con Sync issues on Windows
No way to change account settings and sync easily corrupted.