Pricing
Start free. Upgrade when you want the full curriculum.
Prices are in US dollars. Taxes may apply at checkout.
Free
$0
Start practicing without a card.
- 15 starter exercises, each in visual, SQL and Python
- A daily challenge and free dataset packs
- Every lesson and the glossary
- Answers checked on hidden datasets
- Progress saved to your account
Pro
$12.99 per month
Every exercise, every track.
- All exercises in visual, SQL and Python
- New exercises as they're published
- AI tutor: 300 turns per month (fair use applies)
- Certificate of completion
- Cancel any time; access until the period ends
Pro annual
$79 per year, renews yearly
Same as Pro, billed yearly.
- Everything in Pro
- AI tutor allowance renews every month
- Cancel any time; access until the period ends
Lifetime learning
$249 one payment
All exercises without renewals.
- All exercises in visual, SQL and Python
- New exercises as they're published
- Certificate of completion
- Does not include the AI tutor
AI tutor add-on for Lifetime members
$5.99 per month · the same 300-turn monthly tutor allowance as Pro (fair use applies) · cancel any time.
Subscriptions renew automatically until cancelled; you keep access until the end of the paid period. If you buy Lifetime while on Pro, your Pro subscription stops renewing automatically. AI tutor turns are capped per month, reset monthly on annual plans too, and subject to fair use. First purchases can be refunded within 14 days; see the terms. Teams and classrooms: contact us.