IdeaNote fits perfect for a Mastermind group i had in mind so obviously went for it.
Impressed by the insights from the webinar I have read all the reviews and questions to validate the usability. The option to enable discussions and brainstorming between people on ideas is hugely valuable,
The Help center and app embedded videos makes it easy to learn the insights out.
Templates are also very useful to simplify the process pattern.

Where i am not comfortable with is no of members, which is unlimited in all plans on their website, and limited in the Appsumo plan. Sooner or later we shall exceed the limit..
... Assuming the team has considered this need of the Sumolings