# Abacus Mental Math Training vs Shenmo Abacus

The clearest difference is ads: Shenmo Abacus at none against Abacus Mental Math Training's shown. Shenmo Abacus also leads on update cadence (fortnightly vs monthly). Abacus Mental Math Training's advantage is iOS requirement (10.0 vs 12.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Abacus Mental Math Training 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.

Abacus Mental Math Training ships an update monthly, Shenmo Abacus fortnightly. The most recent releases landed on October 11, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Abacus Mental Math Training | Shenmo Abacus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (31 ratings)](https://appshunter.io/ios/app/abacus-mental-math-training/id6449295111/reviews)** | — |
| Number of ratings | **31** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 34 MB | 76 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Peikun Duan](https://appshunter.io/developer/1240254007) | [beijing shenmo culture company](https://appshunter.io/developer/1377583312) |

## What reviewers say

### Abacus Mental Math Training

[App page](https://appshunter.io/ios/app/abacus-mental-math-training/id6449295111)

This app offers professional training and assessment for abacus mental calculation and flash calculation, adhering to international grading standards. It features challenge and custom modes to help users improve their math and speed calculation skills.

**Highlights:** Adheres to World Abacus Mental Calculation Federation standards, Challenge Mode with 10 levels and 200 stages, Custom Mode for Flash Calculation and Abacus practice, Adjustable calculation parameters (number range, digits, time), Gradual difficulty progression, Simulates exam conditions

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.59 | 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 Abacus Mental Math Training free?

Abacus Mental Math Training 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 Abacus Mental Math Training or Shenmo Abacus have ads?

Abacus Mental Math Training shows ads; Shenmo Abacus does not.

### Which is updated more often, Abacus Mental Math Training or Shenmo Abacus?

Abacus Mental Math Training ships an update monthly, and Shenmo Abacus fortnightly. Most recently, Abacus Mental Math Training was updated on October 11, 2026 and Shenmo Abacus on October 4, 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.*