# Abacus Simulator vs Abacus Mental Maths

The clearest difference is in-app purchases: Abacus Mental Maths at none against Abacus Simulator's 10. Abacus Simulator's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Abacus Simulator sells 10 one-off in-app purchases. Abacus Mental Maths asks for nothing beyond the download.

Abacus Simulator ships an update every 3 weeks, Abacus Mental Maths every 3 months. The most recent releases landed on September 30, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Abacus Simulator | Abacus Mental Maths |
| --- | --- | --- |
| 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 | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 41 MB | 56 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nicholas Ang](https://appshunter.io/developer/1558355101) | [Blue Castle Studios](https://appshunter.io/developer/1465237858) |

## 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 |


### Abacus Mental Maths

[App page](https://appshunter.io/ios/app/abacus-mental-maths/id6451128513)

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

**In-app purchases:** none


## Frequently asked questions

### Is Abacus Simulator free?

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

### Is Abacus Mental Maths free?

Abacus Mental Maths is free to download, with no in-app purchases.

### Do Abacus Simulator or Abacus Mental Maths have ads?

Abacus Mental Maths shows ads; Abacus Simulator does not.

### Which is updated more often, Abacus Simulator or Abacus Mental Maths?

Abacus Simulator ships an update every 3 weeks, and Abacus Mental Maths every 3 months. Most recently, Abacus Simulator was updated on September 30, 2026 and Abacus Mental Maths on September 7, 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.*