When comparing Polynote vs Piggydb, the Slant community recommends Piggydb for most people. In the question“What is the best cross-platform note-taking app?” Piggydb is ranked 58th while Polynote is ranked 59th. The most important reason people chose Piggydb is:
Piggydb is a knowledge building application. You can think of it as a mix of notetaking, outliner and concept map all together, but with the flexibility to do more than that. Its non-linear system and bottom-up or heuristic approach gives you the possibility of creativity to discover new concepts and ideas based on your input. There is no wrong way of using Piggydb. It helps you to elaborate your own knowledge.
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Pros
Pro Real-time collaborative
Multiple users can edit a note simultaneously, in real time.
Pro Minimal interface
The application is simple and fast. Can create, share and organize notes and notebooks on the same page.
Pro Creativity
Piggydb is a knowledge building application. You can think of it as a mix of notetaking, outliner and concept map all together, but with the flexibility to do more than that. Its non-linear system and bottom-up or heuristic approach gives you the possibility of creativity to discover new concepts and ideas based on your input. There is no wrong way of using Piggydb. It helps you to elaborate your own knowledge.
Pro Free
Pro Hierarchical tags
Hierarchy for tags gives more flexibility than folders for classifying and structuring your content. It even allows to have parallel hierarchies for the same content using the same tags, connecting your notes together, but in different order. It is up to your needs and creativity.
Cons
Con No free tier
Plynote has a 15-day free trial after which it requires a 20$/user/year subscription.