MindMath Pro

Mental Math for Interview Prep

Free · In-App Purchases · Designed for iPad. Not verified for macOS.

The mental math drill app for quant, consulting, and GMAT interview prep. New: tricks library, weakest-area data, custom keypad, daily streak. MindMath Pro is mental math practice for quant traders, consultants, and anyone facing an interview where "what's 17 × 23?" is a real question. Drill the same patterns as the Optiver 80-in-8, Jane Street's mental math test, and McKinsey case math, with a clean timer and accuracy tracking that shows your real progress. WHO IT'S FOR - Quant and trading interview candidates (Jane Street, Optiver, SIG, Citadel, Jump) - Consulting interview candidates (McKinsey, Bain, BCG, tier-2) - GMAT and GRE quant prep - Anyone who wants sharper everyday calculation WHAT'S INSIDE - Smart Practice with addition, subtraction, multiplication, and division - Consulting Prep mode tuned to case math - Quant Speed mode tuned to trading interview ranges - Four difficulty levels, including a Quant tier with 3-digit work - Custom number pad with auto-submit so you can move at speed - Daily streak with streak freezes for Pro users - Tricks Library: 27 mental math shortcuts taught right after a wrong answer - Per-operation accuracy data so you know your real weakest area - Mistake review at the end of every session - Practice reminders at a time you choose PRO MEMBERSHIP - Unlimited practice sessions and problems - Hard and Quant difficulty unlocked - Full Tricks Library access - Daily streak freezes to protect your streak when life gets in the way - Performance insights PRICING - Free: 30 problems and 3 sessions per day, easy and medium difficulty - Weekly, monthly, or annual subscription, with a 3-day free trial on the annual plan - One-time 30-day Interview Crunch pass for users who don't want a recurring subscription Subscriptions auto-renew unless cancelled at least 24 hours before the end of the current period. You can manage or cancel any time in Settings. Terms: https://catrin12.notion.site/Terms-of-Use-2f0e07388cb080e4a617fd04fa0f6fc5 Privacy: https://catrin12.notion.site/Privacy-Policy-MindMath-Pro-2f0e07388cb0801e91daddb09e5f8347

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Onboarding flow with personalised 14-day plans for quant, consulting, GMAT, and brain training. The Tricks Library: 27 mental math shortcuts, shown after a wrong answer and as a Pro browseable reference. Custom number pad with auto-submit. Pause mid-session. Skip a problem you don't know. Daily streak with weekly streak freezes for Pro users. Practice reminders at the time you choose. Share your session results. Per-operation accuracy tracking surfaces your weakest area on the home screen. New: 30-day Interview Crunch pass for users who don't want a subscription.

Version 2.0

The developer, Catrin Donnelly, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary based, for example, on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Provider
    • Catrin Donnelly
    Size
    • 30.4 MB
    Category
    • Education
    Compatibility
    Requires iOS 15.1 or later.
    • iPhone
      Requires iOS 15.1 or later.
    • iPad
      Requires iPadOS 15.1 or later.
    • iPod touch
      Requires iOS 15.1 or later.
    • Mac
      Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    • English
    Age Rating
    4+
    In-App Purchases
    Yes
    • Annual USD 49.99
    • Weekly USD 4.99
    • Monthly USD 9.99
    • Learn More
    Copyright
    • © MentalMath Pro
  • Privacy Policy