52Priority score
Sources: Hacker NewsSignals: comments 1 · points 1
GitHub: https://github.com/AdamProbolsky/scrbbl
Discovered: 2026-10-06
What it is
What it does
iPad app: write anything with Apple Pencil, underline it three times, and get an AI answer handwritten below.
Problem
The app resolves the challenge of getting AI responses to handwritten notes.
Who pays
iPad users and students
Competition
The niche may be moderately saturated, given the presence of other note-taking and AI integration apps.
Weaknesses
Limited visibility into customer base and demand
What could be built instead
Opportunity
Enhance usability and expand features for collaboration and sharing.
Vertical niche
Yes, it can be a vertical SaaS for educational technology.
MVP
A basic version that allows handwriting input and AI response generation.
Differentiation
The product can differ by focusing on seamless integrations with educational tools.
AI opportunity
AI provides real value by generating accurate answers to user inquiries based on handwritten notes.
Score breakdown
Інструмент пріоритизації черги на ручну перевірку, НЕ прогноз прибутку.
Demand+0HN 1 балів, +0★/добу, джерел 1
Monetization+18pricing знайдено:
Competition+3the niche may be moderately saturated, given the presence of other note-taking and ai inte
Niche+12Yes, it can be a vertical SaaS for educational technology.
BuildDifficulty+10A basic version that allows handwriting input and AI response generation.
AI/Automation+8AI provides real value by generating accurate answers to user inquiries based on handwritt
Evidence
iPad app: write anything with Apple Pencil, underline it three times, and get an AI answer handwritten below.
Show HN: Scrbbl – Underline your handwritten notes on iPad to get AI answers