# Mental Math Games: Numbio

> Arithmetic Trainer & Cards

Canonical page: [https://chrome-stats.com/d/id1551025256](https://chrome-stats.com/d/id1551025256)

## Overview

- **ID:** `id1551025256`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Peter Schmidt
- **Category:** Education
- **Rating:** 4.70 / 5 (1,151 ratings)
- **Version:** 4.6.0
- **Last updated:** 2026-09-06
- **First published:** 2021-02-09
- **Size:** 58 MB
- **Data as of:** 2026-09-21
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/mental-math-games-numbio/id1551025256)
- **Website:** [https://www.numbio.com](https://www.numbio.com/)
- **Privacy policy:** [https://www.numbio.com/privacy](https://www.numbio.com/privacy)

## Description

**Numbio** turns mental math practice into a fast, rewarding daily habit. Train addition, subtraction, multiplication, division, times tables, fractions, percentages, equations, word problems, and more through adaptive drills that scale from Easy to Extreme.

Choose a 60-second speed test, follow a personalized training plan, or create custom practice sessions. Learn mental-math shortcuts, play brain-teasing games like Sudoku and Magic Square, compete on Game Center leaderboards, and earn achievements, XP, and ranks. Daily streaks, reminders, detailed statistics, personal bests, widgets, and cross-device sync help you stay motivated. Numbio supports learners of all ages, from children mastering times tables to students, test-takers, professionals, and number-puzzle fans. Additional exercises and features are available with Numbio Pro.

## Rankings

- #51,592 — Overall
- #26 — math problems

## Review summary

Users praise the app for on-the-go practice, a clean UI, no ads, progress tracking, and real speed improvement. The main drawbacks are pricing and paywalls: pro features cost money, yearly plans can feel locking, and certain capabilities are gated behind payment. There are also occasional concerns about how well the app teaches techniques. Overall, it’s a strong, engaging mental-math tool for those willing to invest in the pro version or seeking an ad-free experience.

### Pros

- Convenient on-the-go practice
- Clean, intuitive UI with progress tracking
- Ad-free experience and minimal distractions
- Multiple difficulty levels and customizable practice
- Proven to improve mental math speed and skills; versatile for kids and adults

### Cons

- Pro features require paid subscription; pricing can be a barrier and some users feel locked into yearly plans
- Some features are limited behind the paywall; free version is useful but not all capabilities are available
- Occasional critiques of the pedagogical guidance; some users want clearer technique explanations

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Source: [Chrome-Stats](https://chrome-stats.com/d/id1551025256)