Quick Overview

Ninimaths is an iPhone app from Ninicode Inc. that helps users sharpen mental calculation skills. Offered free in the Education & Reference section of the App Store, it provides focused practice sessions across several arithmetic types and includes tools to monitor improvement.

Practice Options

Choose from multiple calculation formats to target specific skills or mix them for varied practice:

  • Multiplication drills
  • Mixed-operation sessions
  • Single-operation addition practice
  • Division exercises
  • Subtraction problems

You can customize the difficulty by combining numbers that range from 1 to 5 digits, allowing exercises to be tailored to different age groups and skill levels.

How Problems Are Presented

Ninimaths displays problems in a column-style layout, mirroring the paper-and-pencil method taught in many classrooms. This vertical presentation helps learners visualize multi-digit operations and supports the transition from written methods to mental strategies.

Tracking Progress

The app logs daily results for each practice type and visualizes them on a graph so you can observe trends and improvements over time. This makes it easy to spot strengths and areas that need more attention.

Competitive & Timed Modes

A built-in leaderboard via Game Center lets players compare scores and compete with others, adding a motivational, social element. There is also a time-trial mode for testing speed under pressure and building quick-recall ability.

Notable Features

  • Fast-paced timed challenges for speed training
  • Visual column formatting for clarity
  • Adjustable number lengths (1–5 digits) for customizable difficulty
  • Performance graphs that record daily scores
  • Online leaderboards to compare results
  • Free download and educational categorization

Alternative to Consider

If you want a different experience focused on open-ended play and storytelling alongside learning, try a creative simulation title like Toca Life: World, which blends exploration with user-driven scenarios.

Technical

Title
Ninimaths
Requirements
  • iPhone
Language
English
Available languages
  • Korean
  • Chinese (Simplified)
  • Japanese
  • English
License
  • Free
Latest update
2025-09-16
Author
Ninicode Inc.
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