This app helps solve math puzzles by calculating all possible equations from dice rolls and a target number. It supports basic arithmetic, powers, and roots, making it a useful tool for games like Number Knockout.
2.0
July 27, 2026
Number Builder 2.0 is a ground-up rewrite with a brand new mode: NEW: Challenge mode — roll dice and a target, then build your own answer across six levels of difficulty, from simple sums to exponents and roots NEW: Customize your dice — pick a color theme and rendering style that fits you Improved support for larger text sizes and VoiceOver throughout A cleaner, redesigned look across every screen Thanks for practicing with us — we'd love to hear what you think!
MoreNumber Builder supports basic arithmetic operations including addition (+), subtraction (-), multiplication (x), and division (÷). It also includes support for powers and roots for more advanced calculations.
No, Number Builder is a tool to help find solutions for math puzzles, particularly those used in games like Number Knockout. It does not contain the game itself.
This app is super handy for teachers and parents to help kids who are stuck trying to find a particular solution in dice-based math games. Students can also use it to check their work or find new ways to solve problems.
You need to enter the numbers from your dice roll and the specific number you are trying to reach with an equation. The app will then calculate all possible solutions.
No, Number Builder does not contain advertisements. It is a completely ad-free experience for users.
Number Builder is available for iPhone, iPad, and iPod devices, making it accessible to a wide range of Apple users.
Number Builder was last updated on February 21, 2020, with version 1.0.4. While updates have not been frequent recently, the app is stable and functional.
Number Builder has an age rating of 4+, making it suitable for young children and up. This indicates it contains no mature content.
