PrepEx
Your Co-Pilot for TOEFL

Instantly improve your TOEFL performance with precision AI feedback, detailed scoring insights, and tailored language coaching—expertly aligned to official ETS standards. ETS-rubric aligned AI ensures accurate scoring standards.

Multi-Language Support
हिंदी 中文 English
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Experience AI Grading with
Authentic TOEFL Questions

Test our AI grading system with real TOEFL writing questions used in our demo. Get instant, detailed feedback on your essay with ETS-rubric aligned scoring.

Integrated Writing

Combine reading and listening skills in authentic TOEFL scenarios. Some questions include audio lectures for complete integration practice.

20 minutes
150-225 words
Audio included

Academic Discussion

Join academic conversations by responding to professor questions and student viewpoints with your own perspective and examples.

10 minutes
100+ words
Discussion format

What You'll Experience in the Trial

AI Grading
Instant ETS-aligned scoring
Detailed Feedback
Comprehensive analysis & tips
Authentic Questions
Real TOEFL format & difficulty

No registration required • One essay per day • Instant results

Join thousands of students who have improved their TOEFL writing scores

2,500+ essays graded
4.9/5 accuracy rating
<30s

Instant Feedback

2025

Up to Date TOEFL Format

4

Skills Covered: Reading, Listening, Speaking, Writing

5+

Languages Supported

features.ai_powered_mastery.title

features.ai_powered_mastery.description with ETS-rubric aligned AI for authentic TOEFL scoring standards.

AI Writing Coach

Expertly evaluates Integrated Writing and Academic Discussion tasks, providing instant ETS-aligned scoring, grammar and coherence corrections, and multi-language error detection. ETS-rubric aligned for authentic scoring.

  • Instant score calibration
  • Grammar & coherence analysis
  • Multi-language error detection

features.pronunciation_mastery.title

features.pronunciation_mastery.description ETS-rubric aligned pronunciation scoring.

  • Phonetic accuracy scoring
  • Accent adaptation (Hindi/Chinese)
  • Native-level pronunciation goals

features.reading_coach.title

features.reading_coach.description

  • Comprehension pattern analysis
  • Speed & accuracy optimization
  • Cross-lingual reading strategies

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features.listening_intelligence.description

  • Multi-accent adaptation training
  • Note-taking optimization
  • Cultural context understanding

Instant ETS-Aligned Scoring

Receive precise, section-specific scores instantly after practice, with detailed insights into your performance and personalized improvement strategies. 100% ETS-rubric aligned standards.

  • Sub-2-minute feedback
  • ETS-aligned scoring
  • Actionable improvement tips

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features.adaptive_learning.description

  • Personalized study plans
  • Cultural learning adaptation
  • Progress tracking in native language

Global AI Language Intelligence

Our AI understands the nuances of different languages and cultures, providing tailored feedback that respects your linguistic background

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Hindi Support

Customized feedback for Indian English learners.

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Chinese Support

Tailored insights addressing Chinese-English interference patterns.

🌍

Global English Adaptation

Culturally nuanced guidance for diverse learning backgrounds.

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Join our exclusive early access to next generation, ETS grader audited TOEFL prep.

🎯 Free Early Access • 🚀 Instant Feedback • 🌍 5+ Languages • 📊 Personalized Insights