Students waste time reviewing cards they know well while forgetting harder ones. Most apps use simple spaced repetition without personalization.
Build a system that tracks individual recall patterns for each card. Adjust review timing and mix based on actual memory decay curves.
Subscription model with institutional pricing for schools. Focus on measurable learning outcomes.
Start with basic tracking of response times and errors. Add predictive algorithms as usage data accumulates.
Competing with free flashcard apps requires proving superior retention rates.