# そろばん暗算の計算なら そろばんDANQ vs フラッシュ計算

The clearest difference is ads: そろばん暗算の計算なら そろばんDANQ at none against フラッシュ計算's shown. そろばん暗算の計算なら そろばんDANQ also leads on update cadence (monthly vs every 14 months). フラッシュ計算's advantage is iOS requirement (11.0 vs 13.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

そろばん暗算の計算なら そろばんDANQ ships an update monthly, フラッシュ計算 every 14 months. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | そろばん暗算の計算なら そろばんDANQ | フラッシュ計算 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/danq/id1477001457/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 14 months |
| Monetization | Free | — |
| Size | 74 MB | 52 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Oriens, Inc.](https://appshunter.io/developer/1477001456) | [hideaki fukumura](https://appshunter.io/developer/1629984757) |

## What reviewers say

### そろばん暗算の計算なら そろばんDANQ

[App page](https://appshunter.io/ios/app/danq/id1477001457)

This app is designed for serious practice of abacus calculation and mental abacus. It offers automatic scoring and re-presents incorrect problems for efficient learning. Practice with problems used by over 100 million people, covering all levels from beginner to advanced.

**Highlights:** Abacus calculation practice, Mental abacus training, Automatic scoring, Adaptive problem re-presentation, Progress visualization with graphs, Problems from a leading Japanese publisher

**Features:** macOS Compatibility

**In-app purchases:** none


### フラッシュ計算

[App page](https://appshunter.io/ios/app/id1637786591)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is そろばん暗算の計算なら そろばんDANQ free?

そろばん暗算の計算なら そろばんDANQ is free to download, with no in-app purchases.

### Is フラッシュ計算 free?

フラッシュ計算 is free to download, with no in-app purchases.

### Do そろばん暗算の計算なら そろばんDANQ or フラッシュ計算 have ads?

フラッシュ計算 shows ads; そろばん暗算の計算なら そろばんDANQ does not.

### Which is updated more often, そろばん暗算の計算なら そろばんDANQ or フラッシュ計算?

そろばん暗算の計算なら そろばんDANQ ships an update monthly, and フラッシュ計算 every 14 months. Most recently, そろばん暗算の計算なら そろばんDANQ was updated on November 3, 2026 and フラッシュ計算 on October 27, 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.*