Free · No signup · Runs in your browser

Practice quant trading tests. Then train for real.

Real-format simulators for the online assessments trading firms actually use, plus the full TradeMind training app — progress tracking, daily plans, and every firm format in one place.

Free practice tests

Every simulator runs entirely in your browser with freshly generated questions each attempt — the same generator engines as the TradeMind app.

CTC-Style Online Assessment

50 questions · 15 minutes · numerical, spatial, verbal and logic reasoning mixed — with per-section score breakdown at the end.

Full simulation

80 in 8 — Mental Math Speed Test

80 arithmetic questions · 8 minutes · typed answers · −1 per wrong answer · pass mark 60. The classic trading-firm speed format.

Optiver / Akuna style

Quant Interview Brain Teasers

Six classic puzzles labeled by firm — Jane Street, Two Sigma, Citadel, Optiver, D.E. Shaw, SIG — with full worked explanations.

Free · No signup

Sequences & Probability

Number-series drills and EV/probability questions in firm-test format.

Coming soon

The full training system is on iOS & macOS

The web tests are free forever. When you want progress tracking, targeted practice modes, daily training plans, brain teasers, and firm-specific formats for Akuna, Flow Traders, SIG, Maven and more — that's the TradeMind app.