Trio Math

Train your Brain!

Free · In‑App Purchases · Designed for iPad

Sharpen your mental math skills with Trio. Find hidden Trios in the number grid by selecting three numbers in a row and calculating their result to match the target number. Each valid Trio must include one multiplication and one addition or subtraction - no simple sums allowed. Multiple solutions exist for each target number, so think strategically and act fast to earn three stars. How to play: Find three numbers that form the target number Use one multiplication and one addition or subtraction Think creatively - brackets are allowed For example, to reach 9, you could choose: 3 × 5 - 6 = 9 5 + 2 × 2 = 9 (6 - 3) × 3 = 9 But using two additions is not allowed: 5 + 2 + 2 = 9 (No multiplication used) Features: - Daily Challenge Mode – Solve two out of three puzzles in unique game modes - Global Leaderboard – Compete with players worldwide and track your success - Jokers – Stuck? Hold a number to swap it for a Joker and find new solutions - Ad-Free, Privacy-Friendly – No ads, no data collection—just pure gameplay Trio is free to play, but if you enjoy the challenge, you can support development by unlocking the MinusTrio game mode. Whether it's the cost of an espresso or a cappuccino, your contribution helps keep the game growing. Ready to train your brain? Let’s play. 3... 2... 1... Trio.

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bug fixes

The developer, CHRISTIAN KNOLL, 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, for example, based on the features you use or your age. Learn More

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

    • Seller
      • CHRISTIAN KNOLL
    • Size
      • 128.7 MB
    • Category
      • Trivia
    • Compatibility
      Requires iOS 13.0 or later.
      • iPhone
        Requires iOS 13.0 or later.
      • iPad
        Requires iPadOS 13.0 or later.
      • iPod touch
        Requires iOS 13.0 or later.
      • Mac
        Requires macOS 11.0 or later and a Mac with Apple M1 chip or later.
    • Languages
      • English
    • Age Rating
      4+
    • In-App Purchases
      Yes
      • MinusTrio - Espresso $1.99
      • MinusTrio - Cappuccino $2.99
    • Copyright
      • © Christian Knoll