# Know Abacus vs AlRashed Smart

The clearest difference is in-app purchases: AlRashed Smart at none against Know Abacus's 1. AlRashed Smart also leads on ads (none vs shown). Know Abacus's advantage is update cadence (every 2 months vs every 13 months) and iOS requirement (11.0 vs 13.0). On price and device support there is nothing between them.

Both are free to download. Know Abacus sells 1 one-off in-app purchase. AlRashed Smart asks for nothing beyond the download.

Know Abacus ships an update every 2 months, AlRashed Smart every 13 months. The most recent releases landed on July 6, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Know Abacus | AlRashed Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (67 ratings)](https://appshunter.io/ios/app/know-abacus/id641867438/reviews)** | — |
| Number of ratings | **67** | — |
| Positive reviews | 96.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 13 months |
| Monetization | Free with in-app purchases | — |
| Size | 28 MB | 24 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kittipong Mungnirun](https://appshunter.io/developer/488058533) | [ilines attendance test](https://appshunter.io/developer/1711457519) |

## What reviewers say

### Know Abacus

[App page](https://appshunter.io/ios/app/know-abacus/id641867438)

This app teaches children how to use an abacus for various math operations. It covers counting, addition, subtraction, multiplication, and division, helping to develop their mathematical abilities and brain potential. It offers multiple learning modes and customization options.

**Highlights:** Abacus counting, Addition and subtraction (1 & 2 digits), Multiplication and division (1-2 digits), Mental math practice, Review and random lessons, Customizable abacus (color, touch), Multiple languages

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### AlRashed Smart

[App page](https://appshunter.io/ios/app/alrashed-smart-flash-anzan/id6458346984)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Know Abacus free?

Know Abacus is free to download, with in-app purchases available.

### Is AlRashed Smart free?

AlRashed Smart is free to download, with no in-app purchases.

### Do Know Abacus or AlRashed Smart have ads?

Know Abacus shows ads; AlRashed Smart does not.

### Which is updated more often, Know Abacus or AlRashed Smart?

Know Abacus ships an update every 2 months, and AlRashed Smart every 13 months. Most recently, Know Abacus was updated on July 6, 2026 and AlRashed Smart on September 14, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*