A local MCP plugin for organizing educational mistakes from PDFs, photos, and exams. It uses OCR, preserves source evidence, supports human review, practice scheduling, versioned records, and printable exports.
Prices and medians update for the tier you select.
Compare at
Study Errorbook · Pro
No Pro plan
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Pro-provider median
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insufficient comparable pricing
vs Pro providers
No comparison
Study Errorbook doesn't sell Pro
ⓘ Comparisons are same provider type (provider) and same buyer tier (Pro). Never across tiers.
Market density
3rd pctile
1 competing vendors
Comparable listings · 30d
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Agents · Pro median
$24.5/mo
6 priced · $12.49–$81.5 mid 50%
MCP servers · Pro median
$29/mo
8 priced · $11.24–$68.5 mid 50%
Agents cost 0.8× MCP servers at the Pro tier.
Price spectrum · Pro plans · 11 of 12 providers priced · log scale · $8.99 → $250/mo
Agents MCP servers◻ shaded = middle 50% · line = median (all types)Study Errorbook has no comparable Pro price — not plotted
Products in this market
Ranked by how closely each one matches Study Errorbook's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.
Market = the products most similar to this one by capability; prices are median / quartiles over its priced members, separated by provider type and buyer tier.