Get ready to earn your specialist title
Codex Test is the most complete study platform for physicians taking specialty board exams. Curated questions, real-format simulations and smart performance analysis.
Codex Test
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Everything you need to pass the exam
Question Bank
Hundreds of questions organized by specialty, topic and difficulty level.
Timed Simulations
Practice exams with real time limits to simulate official exam conditions.
Performance Analytics
Detailed dashboards showing your strengths and areas that need improvement.
Smart Review
Spaced repetition algorithm that prioritizes the questions you get wrong most.
Comparative Ranking
Compare your performance with other candidates in the same specialty.
Any Device
Study on computer, tablet or phone. Automatic sync.
Frequently asked questions
Currently we cover Allergology and Immunology, with continuous expansion to other specialties.
Yes, the question bank is regularly reviewed and expanded by specialist physicians.
Yes. Codex Test is fully responsive and works on any device.
The free plan provides access to 10 questions per day and basic statistics, with no time limit.