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Pricing

Practice free. Go Pro when you are serious.

The free tier runs the whole practice loop. Pro removes the daily limits and unlocks full mock interviews. Cancel anytime.

Free

$0forever

Try the practice loop.

  • The schema canvas with 3 SQL dialects
  • Deterministic structure and modeling checks
  • 3 AI SQL query reviews per day
  • 2 AI design reviews to start
  • 5 tutor messages to start
  • 1 mock interview
Start free

Pro

Best value
$19/ mo

Billed annually: $228

Save $120 a year, 34% off

  • Unlimited AI design reviews
  • Unlimited in-workspace tutor
  • Unlimited mock interviews
  • Every challenge and company-style track