# Abacus Simulator vs Abacus Lesson

The clearest difference is ads: Abacus Simulator at none against Abacus Lesson's shown. Abacus Simulator also leads on ratings volume (41 vs 8). Abacus Lesson's advantage is review sentiment (100% vs 72%) and rating (5.0 vs 4.7). On price, update cadence, in-app purchases and monetization model there is nothing between them.

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

Abacus Lesson holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Abacus Simulator has 41 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 72% of Abacus Simulator's written reviews are positive against 100% of Abacus Lesson's.

Abacus Simulator ships an update every 3 weeks, Abacus Lesson monthly. The most recent releases landed on October 22, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Abacus Simulator | Abacus Lesson |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (41 ratings)](https://appshunter.io/ios/app/abacus-simulator/id1558355099/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/abacus-lesson-division/id1593317741/reviews)** |
| Number of ratings | **41** | 8 |
| Positive reviews | 72.4% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 41 MB | 132 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nicholas Ang](https://appshunter.io/developer/1558355101) | [Hirokazu Komatsu](https://appshunter.io/developer/1523833531) |

## 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 Lesson

[App page](https://appshunter.io/ios/app/abacus-lesson-division/id1593317741)

Learn the simple and fast method of division using an abacus. This app focuses on developing mental calculation skills by leveraging the abacus technique. It's recommended to master addition, subtraction, and multiplication with an abacus first.

**Highlights:** Learn abacus division techniques, Develop mental calculation skills, Focus on Soroban method, Step-by-step division instruction, Builds on addition, subtraction, multiplication

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Donation Lv1 for hiding Ad | $1.99 | one-time |
| Donation Lv2 for hiding Ad | $3.99 | one-time |
| Donation Lv3 for hiding Ad | $8.99 | one-time |


## Frequently asked questions

### Is Abacus Simulator free?

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

### Is Abacus Lesson free?

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

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

Abacus Lesson is rated higher. Abacus Simulator averages 4.7 out of 5 from 41 ratings, while Abacus Lesson averages 5.0 from 8 ratings.

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

Abacus Lesson shows ads; Abacus Simulator does not.

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

Abacus Simulator ships an update every 3 weeks, and Abacus Lesson monthly. Most recently, Abacus Simulator was updated on October 22, 2026 and Abacus Lesson on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*