Professional Exam Analysis System
Key Features
Everything you need for comprehensive exam analysis
Comprehensive Statistics
Item difficulty (p), point-biserial discrimination (r_pb), KR-20 reliability, and full distractor analysis
100% Private
All data processed in your browser. No uploads, no server storage, completely private.
Lightning Fast
Analyze 100 items × 500 students in under 2 seconds. No waiting, instant results.
Professional Reports
Generate PDF reports with charts, export JSON/CSV, and print professional reports instantly.
Manual Entry
No CSV needed. Enter answer keys and responses directly in the web interface.
Bilingual Support
Full support for Thai and English. Switch languages instantly with one click.
How It Works
Import or Enter Data
Upload CSV files or enter answer keys and responses manually
Analyze with 1 Click
Click once to calculate all statistics in seconds
View & Export
Review results, print PDF, or export as JSON/CSV
Ready to Analyze Your Exam?
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