# Abacus Simulator vs Shenmo Abacus

Abacus Simulator and Shenmo Abacus are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Abacus Simulator sells 10 one-off in-app purchases and Shenmo Abacus sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Abacus Simulator ships an update every 3 weeks, Shenmo Abacus fortnightly. The most recent releases landed on October 14, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Abacus Simulator | Shenmo Abacus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (31 ratings)](https://appshunter.io/ios/app/abacus-simulator/id1558355099/reviews)** | — |
| Number of ratings | **31** | — |
| Positive reviews | 72.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 41 MB | 76 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nicholas Ang](https://appshunter.io/developer/1558355101) | [beijing shenmo culture company](https://appshunter.io/developer/1377583312) |

## What reviewers say

### Abacus Simulator

[App page](https://appshunter.io/ios/app/abacus-simulator/id1558355099)

Enhance your mental math abilities with interactive abacus exercises. This app offers guided lessons and daily drills to improve calculation speed, focus, and accuracy. Customize your abacus for a fun and engaging learning experience.

**Highlights:** Interactive abacus exercises, Guided step-by-step lessons, Daily skill-sharpening exercises, Focus, speed, and accuracy improvement, Customizable abacus

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cloud Beads | $1.99 | one-time |
| Coconut Beads | $1.99 | one-time |
| Lemon Beads | $1.99 | one-time |
| Mushroom Beads | $1.99 | one-time |
| Penguin Beads | $1.99 | one-time |
| Flower Beads | $1.99 | one-time |
| Orange Beads | $1.99 | one-time |
| Snail Beads | $1.99 | one-time |
| Snowman Beads | $1.99 | one-time |
| Watermelon Beads | $1.99 | 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 Abacus Simulator free?

Abacus Simulator 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 Simulator or Shenmo Abacus have ads?

Neither Abacus Simulator nor Shenmo Abacus shows ads.

### Which is updated more often, Abacus Simulator or Shenmo Abacus?

Abacus Simulator ships an update every 3 weeks, and Shenmo Abacus fortnightly. Most recently, Abacus Simulator was updated on October 14, 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.*