# Mencal - Mental Math Tricks

> Calculate Without Calculator

Canonical page: [https://chrome-stats.com/d/id638609565](https://chrome-stats.com/d/id638609565)

## Overview

- **ID:** `id638609565`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** 军 曹
- **Category:** Education
- **Rating:** 4.50 / 5 (26 ratings)
- **Version:** 4.2
- **Last updated:** 2022-04-28
- **First published:** 2013-04-26
- **Size:** 9.63 MB
- **Data as of:** 2026-09-22
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/mencal-mental-math-tricks/id638609565)
- **Website:** [https://instantcj.github.io](https://instantcj.github.io/)
- **Privacy policy:** [https://docs.qq.com/doc/DZlZSclR6aWlad1BB](https://docs.qq.com/doc/DZlZSclR6aWlad1BB)

## Description

Mencal is an educational app that expands your ability to solve math problems mentally. It covers three-digit arithmetic, fractions in various styles, and quick tricks for multiplication and division, all illustrated with guided steps and examples (e.g., 38×32=1216).

The app includes lessons, practice tests, and methods like 'Quickly Square' and a comprehensive 'Standard' technique set, designed for learners from kids to adults. It emphasizes calculator-free calculation and aims to improve speed and accuracy.

## Rankings

- #226,537 — Overall

## Review summary

Mencal offers a broad set of mental math tricks that help users improve calculation speed and understand math from new angles, with a playful, visually appealing design and practical daily-life usefulness. However, reviews note language and wording flaws that hinder clarity, plus occasional confusing or inaccurate tricks and material that may be too advanced for beginners.

### Pros

- Large variety of mental math tricks and methods to break down problems
- Helps users improve mental calculation and understand math from new angles
- Fun to use with a visually appealing, cute interface
- Useful for daily life and quick, on-the-go calculations
- Encourages regular practice to build mastery over time

### Cons

- English language clarity and grammar issues, making explanations harder to follow
- Some tricks and examples can be confusing or occasionally inaccurate
- Content can be too advanced or not beginner-friendly for new learners

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Source: [Chrome-Stats](https://chrome-stats.com/d/id638609565)