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AI Language Lab

Master Languages with AI

AI-powered speaking, listening, grammar, and vocabulary practice β€” with real-time feedback, exam preparation, and WhatsApp voice coaching.

300+ Topics
DSE+IELTS+TOEFL Exam Prep
300K+ Vocabulary
24/7 Available
AI Speaking Partner

Practice Conversation with AI

Talk naturally with an AI conversation partner that listens, responds, and gives instant feedback on pronunciation, fluency, and grammar.

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Pronunciation Scoring

AI analyzes your speech and provides detailed pronunciation scores with specific feedback on problem sounds.

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Fluency Analysis

Get feedback on speaking pace, hesitation patterns, filler words, and overall fluency development over time.

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AI Role-Play

Practice real-world scenarios β€” job interviews, restaurant ordering, academic discussions β€” with an AI that adapts to your level.

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WhatsApp Voice Practice

Send voice notes via WhatsApp and receive AI pronunciation coaching β€” practice from anywhere, anytime.

Speaking Assessment
92 /100
Pronunciation
95
Fluency
90
Grammar
88
Vocabulary
94
Exam Preparation

Targeted Exam Practice

Structured practice aligned with major English language examinations β€” DSE, IELTS, TOEFL, and mock interviews.

DSE

DSE Paper 4 Speaking

Practice group discussions and individual presentations with AI partners that simulate real DSE oral exam conditions.

Group Discussion Sim Individual Response Marking Criteria
IELTS

IELTS Speaking

Full simulation of IELTS Speaking Parts 1, 2, and 3 with AI examiner β€” including cue cards, follow-up questions, and band scoring.

Parts 1-3 Sim Band Score Est. Cue Card Practice
TOEFL

TOEFL Speaking

Practice integrated and independent speaking tasks with timed responses, reading/listening integration, and score estimation.

Integrated Tasks Timed Practice Score Estimation
Interview

Mock Interview

Prepare for university admissions and job interviews with AI-powered mock sessions covering common questions and professional scenarios.

University Admissions Job Interview Feedback Report
Grammar Analysis
Original

She go to school everyday by bus.

Corrected

She goes to school every day by bus.

Subject-verb agreement: Use "goes" for third person singular
"Every day" (two words) = adverb; "everyday" (one word) = adjective
Grammar & Writing

AI Grammar & Writing Mentor

AI detects grammar patterns, identifies recurring mistakes, and provides personalized exercises to strengthen weak areas β€” aligned with DSE Paper 2 writing requirements.

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Pattern Detection

AI identifies your most common grammar mistakes and creates targeted exercises to fix them.

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Personalized Exercises

Auto-generated exercises based on your weak points β€” not generic worksheets, but exercises tailored to you.

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DSE Paper 2 Alignment

Writing practice aligned with DSE English Paper 2 requirements β€” essays, letters, reports, and reviews.

Vocabulary Builder

Build a Powerful Vocabulary

300,000+ words organized by topic, level, and frequency β€” with spaced repetition to ensure long-term retention.

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300K+ Word Bank

Comprehensive vocabulary database covering academic, business, and everyday English at all proficiency levels.

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Spaced Repetition

AI schedules review sessions at optimal intervals β€” maximizing retention while minimizing study time.

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Topic-Organized

Words organized by topic β€” science, business, travel, technology, and 50+ more categories for contextual learning.

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Progress Tracking

Track mastered words, review accuracy, and learning streaks. Teachers can monitor class vocabulary progress.

WhatsApp Integration

Practice Language Through WhatsApp

What makes LeoClass unique: students can practice speaking, vocabulary, and grammar directly through WhatsApp β€” no extra apps needed.

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Voice Note Coaching

Send a voice note, get AI pronunciation feedback. Practice speaking naturally through your favorite messaging app.

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Text Exercises

Receive grammar and vocabulary exercises via WhatsApp. Reply with answers and get instant AI feedback.

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Daily Vocabulary Push

Receive new words daily with definitions, example sentences, and pronunciation guides β€” building vocabulary passively.

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Study Reminders

AI sends gentle reminders to practice at the right time β€” keeping students engaged and building consistent habits.

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Leo AI
online

🎀 Your daily speaking challenge: Describe your favorite hobby and why you enjoy it. Send a voice note!

9:00 AM

πŸŽ™οΈ [Voice Note 0:42]

9:15 AM

Score: 88/100
Pronunciation: 92 βœ“
Fluency: 85 β€” Try reducing pauses
Grammar: 87 β€” Watch "enjoy + -ing"

9:15 AM
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Ready to Transform Language Learning?

Give your students 24/7 access to an AI language partner that never gets tired, never judges, and always provides constructive feedback.