# Know Abacus

> Education

Canonical page: [https://chrome-stats.com/d/id641867438](https://chrome-stats.com/d/id641867438)

## Overview

- **ID:** `id641867438`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Kittipong Mungnirun
- **Category:** Education
- **Rating:** 4.80 / 5 (76 ratings)
- **Version:** 2.0
- **Last updated:** 2023-07-10
- **First published:** 2013-05-10
- **Size:** 28 MB
- **Data as of:** 2026-09-20
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/know-abacus/id641867438)
- **Website:** [https://www.lookkidsw.com](https://www.lookkidsw.com/)
- **Privacy policy:** [https://lookkidsw.com/about/knowabacus-privacy-policy/](https://lookkidsw.com/about/knowabacus-privacy-policy/)

## Description

Know Abacus is an educational app designed for kids 5 and up to explore math through a simulated abacus. It covers counting, addition and subtraction (1-2 digits), and basic multiplication and division, building strong mental math skills while keeping learning fun.

Choose colorful or black-and-white abacus themes, enable learning modes, and use two-touch or multi-touch interaction. The app also supports left-handed mode and localized languages (English, French, Spanish, Thai, Turkish, Arabic, Portuguese, and Russian) for wide accessibility.

## Rankings

- #147,973 — Overall

## Review summary

Users praise Know Abacus for its clear, structured lessons that teach abacus and soroban concepts with gradual progression and real-time practice feedback. The app effectively covers addition, subtraction, multiplication, and division and is beginner-friendly, working well on both iPhone and iPad. The most common requests focus on expanding content for larger numbers and digit options (3– to 5-digit practice and larger operations), along with deeper content on advanced topics. Overall, it’s seen as a strong, value-packed tool for learning abacus basics, though it needs more content for higher-number challenges.

### Pros

- Structured, sequential lessons that gradually build abacus/soroban skills and integrate older concepts with new ones.
- Real-time feedback during practice and clear tutorials make it beginner-friendly.
- Covers addition, subtraction, multiplication, and division, providing a solid foundation for mental math.
- Easy to use on both iPhone and iPad, suitable for individuals and teaching kids.
- Highly regarded by users as an effective learning tool for Soroban.

### Cons

- Content depth is limited; users want larger-number practice (3–5 digits) and larger operations (two- or three-digit multiplication/division).
- Digit settings are restrictive (current single- and double-digit modes) and users want the ability to work with 3–5 digits.

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Source: [Chrome-Stats](https://chrome-stats.com/d/id641867438)