# シンプルFLASH暗算 vs そろばんノート

The clearest difference is in-app purchases: シンプルFLASH暗算 at none against そろばんノート's 1. シンプルFLASH暗算 also leads on iOS requirement (15.6 vs 17.0). そろばんノート's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. そろばんノート sells 1 one-off in-app purchase. シンプルFLASH暗算 asks for nothing beyond the download.

## The numbers

| Metric | シンプルFLASH暗算 | そろばんノート |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | — |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 4 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TSUKASA YONAHA](https://appshunter.io/developer/1835823966) | [SMART BIT K.K](https://appshunter.io/developer/1896559487) |

## What reviewers say

### シンプルFLASH暗算

[App page](https://appshunter.io/ios/app/flash/id6751562239)

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

**In-app purchases:** none


### そろばんノート

[App page](https://appshunter.io/ios/app/id6770438521)

Practice abacus, mental arithmetic, and calculation skills on your iPhone or iPad. Features a realistic abacus interface for various exercises, including addition, subtraction, multiplication, division, and flash calculations. Track your progress and review your performance over time.

**Highlights:** Realistic abacus interface, Practice addition, subtraction, multiplication, division, Flash and slip calculations, Customizable problem generation, Practice history and performance records, Adjustable settings for sound, vibration, and left-handed mode

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Proアンロック | $2.99 | one-time |


## Frequently asked questions

### Is シンプルFLASH暗算 free?

シンプルFLASH暗算 is free to download, with no in-app purchases.

### Is そろばんノート free?

そろばんノート is free to download, with in-app purchases available.

### Do シンプルFLASH暗算 or そろばんノート have ads?

シンプルFLASH暗算 shows ads; そろばんノート does not.

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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.*