# Matsy Abacus vs ICQT 2021

The clearest difference is in-app purchases: ICQT 2021 at none against Matsy Abacus's 5. ICQT 2021 also leads on update cadence (weekly vs monthly) and iOS requirement (8.0 vs 13.4). On price, ads and device support there is nothing between them.

Both are free to download. Matsy Abacus sells 5 in-app purchases, starting at $2.99 per month. ICQT 2021 asks for nothing beyond the download.

Matsy Abacus ships an update monthly, ICQT 2021 weekly. The most recent releases landed on September 22, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Matsy Abacus | ICQT 2021 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (30 ratings)](https://appshunter.io/ios/app/matsy-abacus/id1439473353/reviews)** | — |
| Number of ratings | **30** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 66 MB | 57 MB |
| Requires iOS | 13.4 | **8.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IGOR ILIN](https://appshunter.io/developer/1439473352) | [Emil Sabitov](https://appshunter.io/developer/1369735882) |

## What reviewers say

### Matsy Abacus

[App page](https://appshunter.io/ios/app/matsy-abacus/id1439473353)

This educational app helps children master mental arithmetic through engaging games and adaptive trainers. It utilizes abacus techniques, flash cards, and proven methods to boost calculation speed, focus, and memory. Suitable for students, parents, and teachers seeking effective mental math tools.

**Highlights:** Abacus flash cards, Multiplication and division trainers, Mental math exercises, Brother/Friend techniques, 5050 mode, Speed & accuracy games, Adaptive difficulty

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mental Workout Premium Month | $2.99 | per month |
| Premium (6 months) | $8.99 | per 6 months |
| Matsy Premium Year | $9.99 | per year |
| Mental Workout Premium Year | $14.99 | per year |
| Mental Workout Premium | $7.99 | one-time |


### ICQT 2021

[App page](https://appshunter.io/ios/app/icqt-2021/id1572952835)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Matsy Abacus free?

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

### Is ICQT 2021 free?

ICQT 2021 is free to download, with no in-app purchases.

### Do Matsy Abacus or ICQT 2021 have ads?

Neither Matsy Abacus nor ICQT 2021 shows ads.

### Which is updated more often, Matsy Abacus or ICQT 2021?

Matsy Abacus ships an update monthly, and ICQT 2021 weekly. Most recently, Matsy Abacus was updated on September 22, 2026 and ICQT 2021 on September 17, 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.*