# Abacus Exercise vs Abacus Simulator

The clearest difference is in-app purchases: Abacus Exercise at none against Abacus Simulator's 10. Abacus Exercise also leads on iOS requirement (11.0 vs 13.0). Abacus Simulator's advantage is ads (none vs shown) and review sentiment (72% vs 46%). On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.5 for Abacus Exercise against 4.6 for Abacus Simulator. Both are backed by a comparable volume of ratings — 60 and 31 respectively. Written reviews are what separate them: 46% of Abacus Exercise's written reviews are positive against 72% of Abacus Simulator's.

Both ship on a similar rhythm, roughly every 3 weeks. Both last shipped on September 21, 2026.

## The numbers

| Metric | Abacus Exercise | Abacus Simulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (60 ratings)](https://appshunter.io/ios/app/abacus-exercise/id1523833529/reviews) | **[4.6 (31 ratings)](https://appshunter.io/ios/app/abacus-simulator/id1558355099/reviews)** |
| Number of ratings | **60** | 31 |
| Positive reviews | 46.2% of reviews | **72.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 90 MB | 41 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hirokazu Komatsu](https://appshunter.io/developer/1523833531) | [Nicholas Ang](https://appshunter.io/developer/1558355101) |

## What reviewers say

### Abacus Exercise

[App page](https://appshunter.io/ios/app/abacus-exercise/id1523833529)

Practice abacus calculations with a customizable digital tool. Adjust bead colors, sounds, and layout for a personalized learning experience. Challenge yourself with addition, subtraction, multiplication, and division exercises.

**Highlights:** Customizable abacus layout, Adjustable bead size and position, Up to 15-digit support, Customizable bead colors and sounds, Addition, subtraction, multiplication, division practice, Level-based challenges

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Abacus Exercise free?

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

### Is Abacus Simulator free?

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

### Which has better reviews, Abacus Exercise or Abacus Simulator?

Abacus Simulator is rated higher. Abacus Exercise averages 4.5 out of 5 from 60 ratings, while Abacus Simulator averages 4.6 from 31 ratings.

### Do Abacus Exercise or Abacus Simulator have ads?

Abacus Exercise shows ads; Abacus Simulator does not.

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

Abacus Exercise ships an update every 3 weeks, and Abacus Simulator every 3 weeks. Most recently, Abacus Exercise was updated on September 21, 2026 and Abacus Simulator on September 21, 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.*