Plans & Pricing
Subscribe for full access — or pay once for exactly what you need.
MonthlyAnnualSave 45%
Free
$0
No card needed · always free
- Fundamentals (Level 1) full access
- Single player & arcade modes
- Multiplayer quiz
- Daily challenge
- Progress tracking
- 10 free AI calls/month
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Pro
$9
/monthCancel anytime · tax included
- Everything in Free
- Intermediate & Advanced question banks
- Exam simulator (all levels)
- AI-graded written answers
- AI learning explanations (no API key)
- Custom quiz generator
- Spaced repetition engine
Or pay once, own forever
Permanent access · no subscription · no expiry
Advanced Unlock
$19.99
One-time · permanent
Full access to the Advanced level curriculum, practice exams, and AI-graded written answer feedback.
Exam Boost
$7.9950 AI grading credits — no subscription needed. Perfect for a final push before exam day.
Intermediate Unlock
$14.99Permanent access to the Intermediate level questions and practice exam.
Common questions
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