# そろばん電卓 〜計算を楽しもう〜 vs そろばんを1から覚える初心者のためのそろばん教室

The clearest difference is review sentiment: そろばんを1から覚える初心者のためのそろばん教室 at 58% against そろばん電卓 〜計算を楽しもう〜's 0%. そろばん電卓 〜計算を楽しもう〜's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. そろばんを1から覚える初心者のためのそろばん教室 sells 1 one-off in-app purchase. そろばん電卓 〜計算を楽しもう〜 asks for nothing beyond the download.

そろばん電卓 〜計算を楽しもう〜 ships an update monthly, そろばんを1から覚える初心者のためのそろばん教室 every 2 months. The most recent releases landed on October 16, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | そろばん電卓 〜計算を楽しもう〜 | そろばんを1から覚える初心者のためのそろばん教室 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **57.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 9 MB | 13 MB |
| Requires iOS | **6.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [suzuki katsuya](https://appshunter.io/developer/448034238) | [kenji kiuchi](https://appshunter.io/developer/553473005) |

## What reviewers say

### そろばん電卓 〜計算を楽しもう〜

[App page](https://appshunter.io/ios/app/id1067519909)

This app displays the calculation process of a soroban (abacus) for arithmetic operations entered on a calculator. It visually demonstrates how abacus beads move to solve addition, subtraction, multiplication, and division problems. Users can customize calculation order and bead speed.

**Highlights:** Visual abacus calculation display, Supports addition, subtraction, multiplication, division, Handles negative number subtraction, Customizable bead speed, Customizable multiplication order

**Features:** macOS Compatibility

**In-app purchases:** none


### そろばんを1から覚える初心者のためのそろばん教室

[App page](https://appshunter.io/ios/app/1/id1095959894)

Learn abacus from scratch with this educational app. It offers clear explanations for beginners, including visual aids for adding and removing beads. Advanced users can test their skills in challenge modes.

**Highlights:** Beginner-friendly abacus explanations, Visual bead manipulation, Practice problems, Timed challenges, Level-based progression, Abacus multiplication tables

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告の削除と全機能解放 | $9.99 | one-time |


## Frequently asked questions

### Is そろばん電卓 〜計算を楽しもう〜 free?

そろばん電卓 〜計算を楽しもう〜 is free to download, with no in-app purchases.

### Is そろばんを1から覚える初心者のためのそろばん教室 free?

そろばんを1から覚える初心者のためのそろばん教室 is free to download, with in-app purchases available.

### Do そろばん電卓 〜計算を楽しもう〜 or そろばんを1から覚える初心者のためのそろばん教室 have ads?

そろばんを1から覚える初心者のためのそろばん教室 shows ads; そろばん電卓 〜計算を楽しもう〜 does not.

### Which is updated more often, そろばん電卓 〜計算を楽しもう〜 or そろばんを1から覚える初心者のためのそろばん教室?

そろばん電卓 〜計算を楽しもう〜 ships an update monthly, and そろばんを1から覚える初心者のためのそろばん教室 every 2 months. Most recently, そろばん電卓 〜計算を楽しもう〜 was updated on October 16, 2026 and そろばんを1から覚える初心者のためのそろばん教室 on October 17, 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.*