When comparing Notability vs Supernotes, the Slant community recommends Supernotes for most people. In the question“What is the best cross-platform note-taking app?” Supernotes is ranked 40th while Notability is ranked 66th. The most important reason people chose Supernotes is:
The note-card format is incredibly versatile, and great when you have lots of information.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Great user interface
The user interface is very clean and attractive.
Pro Short-form note-cards
The note-card format is incredibly versatile, and great when you have lots of information.
Pro Responsive platform
Works on all devices, from mobiles to laptops.
Pro Full Markdown (with LaTeX equation) support
Great to be able to use all the features of Markdown, rather than a select few.
Cons
Con No right-to-left support
There seems to be no way to input text right-to-left (text flow, text aligned to the left, etc).
Con Only web apps for now
The developers haven't released native apps yet.