Quant Interview Simulators & Games
Practice the timed simulators and interactive games behind quant trading interviews — mental-math and sequences tests, a penalty-scored probability OA, and market-making, EV, and calibration games.
Assessment simulators
Timed, server-scored drills modeled on real firm online assessments — make the format automatic before test day.
Mental Math Blitz
FreeNo-calculator arithmetic against the clock — the classic trading-firm speed test.
Sequences
PremiumSpot the rule and predict the next term — the pattern test firms pair with mental math.
Number Box
PremiumAdd a box of numbers at speed — the column-addition drill behind trading-floor numeracy.
Probability OA
FreePenalty-scored, five-option probability questions that mirror trading-firm OAs.
Interactive games
Interactive skill trainers with randomised outcomes — build the judgement interviews probe, with the optimal play revealed after each round.
Take the Bet?
FreeRapid +EV / −EV calls under a ticking clock — the betting-game round firms love.
Calibration Trainer
FreeGive a 90% confidence interval, not a point answer — and learn to be honestly uncertain.
Fair or Rigged?
PremiumIs this process fair, or subtly tilted? Draw samples on a budget, then call it.
Kelly Betting
PremiumA coin tilted in your favour, round after round — size your bets against ruin.
Make a Market
PremiumPost a two-sided quote; a counterparty trades against you. The signature quant game.
Practise every simulator free
Create a free account to run the mental-math blitz, a taste of the Probability OA, and the interactive games. Premium unlocks every simulator, fully configurable, with leaderboards.
Start practising free