Know exactly what you know.
And what you don't.
The calibration loop is free forever. Pro adds higher usage limits, advanced analytics, and saves your progress across sessions.
Free
£0
Forever. No credit card.
- Upload + extract concepts
- Confidence rating
- All quiz types
- Gap reveal
- FSRS flashcards
- Shareable results link
- 3 voice explanations / session
Most Popular
Pro
£6.99/month
or £49/year save 41%
- Everything in Free
- Exam Simulator
- Exam Intelligence (pattern analysis + predictions)
- 3 podcasts/month
- Unlimited voice explanations
- Unlimited AI tutor
- AI study coach
- Unlimited poster generation
- Advanced analytics
Institution
Custom
Per enrolled student / year
- Everything in Pro
- Podcast quota by contract
- Faculty analytics dashboard
- Controllable data privacy
- Priority processing
- Volume pricing
- Dedicated support
Feature
Free
Pro
Inst.
Core calibration loop
Upload notes (PDF, images, slides, URLs)
AI concept extraction
Confidence rating per concept
Gap reveal - where you're overconfident
All quiz types: MCQ, T/F, short answer, numeric
Shareable gap reveal link
Study tools
Flashcard review with FSRS spaced repetition
Concept maps and visual diagrams
Hex progression grid and XP system
AI study coach / curriculum plan
Advanced calibration analytics
Exam preparation
Exam Simulator (timed, mixed-topic)
Exam Intelligence (pattern analysis)
Topic predictions with confidence scores
Answer templates for predictable exams
Predicted exam mode (weighted by analysis)
Voice and audio
Voice explanations
3 / session
Unlimited
Unlimited
Study podcast (15–20 min, multi-speaker)
3 / month
Contract
AI tutor
Tutor panel messages
5 / session
Unlimited
Unlimited
Content generation
Poster / visual summary regeneration
1 / session
Unlimited
Unlimited
Institution
Faculty analytics dashboard
Controllable data privacy / data residency
Priority processing queue
Volume pricing per enrolled student
Dedicated account manager
Questions? Read the FAQ or email us.