TradeMind vs Bridge Trainer

Prepare for quantitative trading interviews with independent, high-pressure practice built around publicly described assessment formats. TradeMind combines timed OA-style practice, mental math, sequences, probability, market-making games, cognitive training, theory, and progress analytics in one iPhone, iPad, and Mac app. TradeMind is now available on the web. Create or sign in to a TradeMind Account to use your linked Pro access and progress across devices. CORE TRAINING FIRM-STYLE OA PRACTICE Run timed, independently created practice routes inspired by publicly described formats associated with CTC, IMC, SIG, CCI, and Wincent. Practice numerical, spatial, verbal, logic, pattern-recognition, valuation, and decision-making skills. Free users receive one fresh practice run each day; Pro unlocks unlimited runs. MENTAL MATH & APPROXIMATION Train integers, decimals, fractions, percentages, powers, rapid estimation, Taylor approximations, and the Rule of 72. Build speed with targeted drills and full timed sets. SEQUENCES Practice arithmetic, geometric, Fibonacci-style, alternating, interleaved, and look-and-say patterns with configurable difficulty. PROBABILITY & EXPECTED VALUE Work through combinatorics, Bayes’ theorem, cards, dice, poker odds, and fast expected-value decisions. MARKET MAKING Choose Play or Pass from expected value, then practise quoting two-sided markets against an adaptive counterparty. OA PREP & COGNITIVE GAMES Train with 16 original games covering working memory, attention, task switching, planning, risk tolerance, and decision-making under uncertainty. Review a clear multi-dimension profile after each battery. BRAIN TEASERS & KNOWLEDGE Study a growing library of worked quant interview puzzles and reference guides covering interview strategy, probability, stochastic processes, options, Black–Scholes, and machine learning in quantitative finance. ANALYTICS & DAILY GOALS Set a Daily Goal and review accuracy, response time, activity history, streaks, and per-question mistakes to focus the next session. INDEPENDENT PRACTICE TradeMind is an independent training product based on publicly described assessment formats. It is not affiliated with, sponsored by, or endorsed by any named firm. TradeMind does not reproduce official, confidential, or live assessment questions. Formats may change by role, region, and recruiting cycle; always check your invitation for current rules. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Build real contract bridge instincts in five-minute sessions. Bridge Trainer turns the parts that beginners need most into quick, focused drills. There are no opponents, no timers, and no pressure. Count points, choose an opening bid, plan the play, and learn defensive habits with the reason behind every answer. FOUR FREE PRACTICE ROOMS THE CARD ROOM Learn card rank, high-card points, tricks, trump, contracts, and table roles. THE AUCTION ROOM Practice a beginner Standard American framework. Read 13-card hands and choose between pass, a suit opening, and 1NT. THE DECLARER ROOM Count winners, draw trump, establish long suits, finesse, and choose the right card in table situations. THE DEFENSE ROOM Train opening leads, sequences, third-hand play, suit returns, and partnership habits. BRIDGE+ (OPTIONAL) Everything above stays free. Bridge+ adds practice that never runs out: ENDLESS PRACTICE deals a freshly generated 13-card hand every time, so opening-bid drills never repeat and never run dry. FIX MY MISTAKES remembers what you got wrong and brings it back on a spaced schedule, so weak spots actually close. TIMED CHALLENGE gives you ninety seconds of mixed questions and a personal best to chase. EXTRA PRACTICE SETS in each of the four beginner rooms, with fresh questions and hands in the same drills you already use. THE MASTER TABLES, with conventions, advanced card play, and duplicate strategy. New drills are added all year. BUILT FOR LEARNING Swipeable coaching cards, quick quizzes, realistic 13-card hands, card-play scenarios, streaks, and a daily mixed session that brings missed material back. Bridge Trainer uses a beginner Standard American framework. Partnership agreements vary, so confirm conventions with your partner. SUBSCRIPTIONS Bridge+ is available as an auto-renewing subscription (Monthly or Yearly, both with a 7-day free trial) or as a one-time Lifetime purchase. Prices are shown in the app before you buy and vary by region. Payment is charged to your Apple ID at confirmation. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Manage or cancel anytime in Settings → Apple ID → Subscriptions. Terms of Use (Apple's standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/. Privacy Policy: https://jackwallner.github.io/bridge/privacy-policy.