Discover your TOEFL score—and which dream schools you can get into.
Get your projected TOEFL score, see exactly which universities you qualify for, and receive a personalized study plan to reach your target schools. All in just 11 minutes.
See Which Universities You Qualify For
Your diagnostic results instantly match you with 40 top universities worldwide. Here are just a few schools you could discover you're ready for:
University
Institute of Technology
University
University
Michigan
Southern California
University
+ 32 more universities from elite to accessible institutions, all matched to your TOEFL score.
Everything You Need to Know in 11 Minutes
From your current score to your dream schools—get the complete picture of where you stand and exactly how to get where you want to go.
See Your Dream Schools
Instantly discover which universities you qualify for—Harvard, MIT, Stanford, and 37 more top schools. Know exactly where your current score can take you.
Know Your Real Score
Get your estimated TOEFL score (0-120), IELTS equivalent, and granular CEFR level. See exactly how close you are to your target schools' requirements.
Your Custom Roadmap
Receive a personalized study plan that shows you exactly what to focus on to reach your target universities—no wasted time on what you already know.
20-Skill Deep Analysis
Uncover precise strengths and weaknesses across 20 skills—from vocabulary and grammar to synthesis and critical thinking. Know exactly what's holding you back.
AI-Powered Grading
Speaking and writing responses analyzed by advanced AI that mimics official ETS scoring criteria with expert-level precision.
Platform Personalization
Your diagnostic results unlock adaptive learning across PrepEx—every practice question tailored to your skill profile.
How It Works
A streamlined 11-minute assessment that delivers comprehensive insights.
Complete 11 Questions
Answer 11 carefully selected questions spanning all four TOEFL sections: 2 writing prompts (2 min each), 2 speaking tasks (45 sec each), 4 reading questions, and 3 listening questions. The entire test takes just 11 minutes.
AI Analyzes Your Performance
Our advanced AI system instantly grades objective questions and deeply analyzes your speaking and writing responses. It extracts 20 universal skill scores, identifies patterns in your performance, and calculates precise TOEFL, IELTS, and CEFR projections.
See Which Universities You Can Get Into
Instantly discover which schools you qualify for. Your results show your projected TOEFL score alongside 40 universities—from Harvard and MIT to competitive state schools. See exactly where you stand with each institution's undergraduate and graduate programs.
Start Your Personalized Journey
Your diagnostic results immediately personalize the entire PrepEx platform. Every practice question, hint, and recommendation adapts to your skill profile—ensuring you focus on what matters most for your score improvement.
Your AI Speaking Coach Awaits
After completing your diagnostic, unlock access to Petra—our advanced AI speaking coach. Petra provides real-time conversational practice, instant feedback on pronunciation and fluency, and personalized coaching tailored to your diagnostic skill profile.
Available exclusively for authenticated users on independent speaking tasks.
Find Your Dream College
Match with 40 top universities instantly. See which elite, competitive, and accessible schools you qualify for right now based on official TOEFL requirements.
Secure & Private
Your test responses and results are encrypted and protected. Only you can access your diagnostic data.
Track Your Progress
Retake the diagnostic anytime to measure improvement. View your complete history and watch your skills grow.
Find out which universities you can get into—in just 11 minutes.
Join thousands of students who've discovered their dream schools are within reach. Take the diagnostic now and see where your TOEFL score can take you.
Begin Your Diagnostic TestTakes just 11 minutes · No credit card required · Results available immediately