Write naturally with Apple Pencil. Record lesson audio. AI builds your learning timeline — so you review the moments that matter.
Handwriting, audio, and AI review — aligned on a single session timeline.
Write with Apple Pencil on a full-screen canvas. Every stroke is captured with pressure and timing data.
Record teacher explanations and student discussions. Real-time speech-to-text in Chinese, English, and 6+ languages.
AI detects when you pause to think — these moments become review triggers for spaced repetition.
End a session and get instant AI insights: key concepts, learning strengths, improvement areas, and review suggestions.
Spaced repetition (SM-2) automatically schedules reviews at optimal intervals: 1d, 3d, 7d, 14d, 30d.
Generate a markdown learning report with highlights, transcripts, and review queue. Share with teachers or parents.
Open Paperpai OS and tap Start. Begin writing with Apple Pencil — a session is created automatically.
Tap Record to capture lesson audio while you take handwritten notes. Everything stays time-aligned.
See your handwriting, audio, transcripts, and thinking pauses on one scrollable timeline. Tap to replay any moment.
End the session to get AI analysis. Pending reviews are scheduled automatically — you'll get a notification when it's time.
GLM-4.5 analyzes every session to find what matters most.
Extracts core concepts from transcripts and handwriting patterns.
Analyzes behavior — pauses, corrections, engagement — to surface learning signals.
Personalized next steps based on what you struggled with and what you mastered.