# Mental Arithmetic For Learn vs Shenmo Abacus

The clearest difference is update cadence: Mental Arithmetic For Learn at every 3 days against Shenmo Abacus's fortnightly. Mental Arithmetic For Learn also leads on iOS requirement (8.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Mental Arithmetic For Learn sells 1 one-off in-app purchase and Shenmo Abacus sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Mental Arithmetic For Learn ships an update every 3 days, Shenmo Abacus fortnightly. The most recent releases landed on August 12, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | Mental Arithmetic For Learn | Shenmo Abacus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (7 ratings)](https://appshunter.io/ios/app/mental-arithmetic-for-learn/id1464497996/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 91.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 42 MB | 76 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [小文 黄](https://appshunter.io/developer/490328393) | [beijing shenmo culture company](https://appshunter.io/developer/1377583312) |

## What reviewers say

### Mental Arithmetic For Learn

[App page](https://appshunter.io/ios/app/mental-arithmetic-for-learn/id1464497996)

This app helps users practice mental arithmetic with customizable exercises. It offers both auditory and visual learning modes, and uniquely incorporates speech recognition for answering. Users can also create and share their own math problems.

**Highlights:** Generate custom math expressions, Hearing and seeing mental arithmetic modes, Speech recognition for answers, Track exercise records, Adjustable time limits, Share expressions via messaging

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Convenient Functions | $2.99 | one-time |


### Shenmo Abacus

[App page](https://appshunter.io/ios/app/shenmo-abacus/id6738268822)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly card (1 month) | $0.99 | one-time |
| VIP half year card (6 months) | $5.99 | one-time |
| VIP Annual Card(12 months) | $9.99 | one-time |


## Frequently asked questions

### Is Mental Arithmetic For Learn free?

Mental Arithmetic For Learn is free to download, with in-app purchases available.

### Is Shenmo Abacus free?

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

### Do Mental Arithmetic For Learn or Shenmo Abacus have ads?

Neither Mental Arithmetic For Learn nor Shenmo Abacus shows ads.

### Which is updated more often, Mental Arithmetic For Learn or Shenmo Abacus?

Mental Arithmetic For Learn ships an update every 3 days, and Shenmo Abacus fortnightly. Most recently, Mental Arithmetic For Learn was updated on August 12, 2026 and Shenmo Abacus on May 16, 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.*