IRTPRO™
Advanced IRT Analysis & Psychometric Modeling
A Powerful and Reliable Tool for Psychometric Research!
IRTPRO™ is a professional software solution designed for researchers, psychometricians, and test developers working with advanced Item Response Theory (IRT) models. With its flexible architecture supporting a wide range of models, intuitive interface, and comprehensive statistical reporting tools, IRTPRO™ elevates your reliability and validity analyses to a professional standard.
Key Features
- Multidimensional IRT Support: Easily model complex latent trait structures
- Model Comparison: Compare models to identify the best-fitting solution
- Posterior Estimation & Fit Analysis: Evaluate model accuracy in detail
- Advanced Visualization: Automatically generate parameter distributions and fit graphs
- Flexible Data Import: Easily import from CSV, Excel, and SPSS formats
Use Cases
- Psychometric test development
- Measurement and evaluation in academic research
- Validity analysis in educational assessments
- Survey and test analysis in clinical psychology
- Scoring systems in institutional evaluations
Why Choose IRTPRO™?
Robust Psychometric Modeling
Analyze difficulty, discrimination, and guessing parameters in depth.
Flexible Multi-Model Support
Use IRT models such as Rasch, 2PL, 3PL, and GPC within a single platform.
Ideal for Academic & Applied Use
Suitable for teaching, research, and operational assessment environments.
What’s New in IRTPRO™
Performance & Technology
- Optimized computation engine for faster processing
- Enhanced interface for easier model setup
- Full compatibility with Windows 11 and 64-bit systems
- Improved error tracking and parameter monitoring
Statistics & Reporting
- More detailed posterior distribution visualizations
- Expanded parameter summaries with interpretation notes
- Model comparison tables and significance testing
- Export reports in PDF or CSV format
Licensing Options
🔹 Commercial License – Annual license for single-user (2 device installs)
🔹 Academic License – Affordable license for teaching or research purposes
🔹 Network License – Multi-user institutional access via internal network
🔹 Operational License – Designed for testing centers and calibration facilities
🔹 Basic License – Entry-level version for academic trial use (no technical support)