Free for daily drilling. Paid for the week you can’t afford to be unprepared for.
The core arithmetic drill — timed integer, decimal, and fraction rounds — is free forever, no account required. Everything below adds firm-specific simulation, the harder categories, and inline method explanations, for candidates prepping for a specific assessment.
Passes — pick your window
One payment. Access turns off on its own when the window closes — nothing to remember to cancel.
Interview Pass — 14 days
$1214 days of full access — enough for one assessment cycle.
Recruiting Season — 90 days
$2990 days of full access — enough to prep for a full recruiting cycle.
Or keep it running — Monthly
No fixed window. Cancel any time.
Ongoing access, billed monthly. Cancel any time.
What Pro unlocks
Free, always
- Unlimited timed arithmetic drills
- Integer, decimal, and fraction speed rounds
- Session score and accuracy, no account required
Pro — any plan above
- Assessment simulations — the 80-in-8, the no-skip serial round, sequences and the long-form quant round
- Every advanced category — probability and games, market making, options, exotic payoffs, volatility, Greeks, bond risk and interview brainteasers
- Per-problem method explanations shown inline, not just in review
- Progress analytics across sessions and categories
Payments are processed by Polar, our merchant of record — sales tax and VAT are calculated and remitted automatically, wherever you’re buying from. Manage or cancel any time from billing settings.