50K+
students
12
exams covered
94%
first-attempt pass rate
$10
per month
Features
Everything you need for a high score
No boring textbooks — just adaptive questions, instant explanations, and clear progress.
✦
AI explains every mistake
After each wrong answer, the AI explains why, references the rule, and gives a similar question.
◎
Adaptive difficulty
The system picks questions matched to your level — always in the growth zone.
▣
Personal study plan
Enter your exam date and get a day-by-day schedule. AI knows exactly what to review.
△
Progress & statistics
See your accuracy by topic, study streaks, and predicted exam score.
◈
12 exams covered
IELTS, TOEFL, SAT, GMAT, GRE, and more — all in one place.
⬡
Works offline
Download questions in advance and study without internet — anywhere.
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Solve a few questions
Pick an exam and answer questions — AI will explain every answer.
IELTS · ReadingQuestion 1 of 3
The author implies renewable energy adoption has been slower than expected primarily because of:
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Pricing
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- ✓10 questions per day
- ✓2 exams of your choice
- ✓Basic AI explanations
- ×Personal study plan
- ×Progress statistics
- ×Offline mode
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- ✓Unlimited questions
- ✓All 12 exams
- ✓Detailed AI explanations
- ✓Day-by-day study plan
- ✓Full statistics
- ✓Offline mode
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- ✓Everything in Pro
- ✓Teacher dashboard
- ✓Group statistics
- ✓Custom content
- ✓Priority support
- ✓API access