# 計算機 +読み上げたり式や履歴が見える vs RedoCalc

The clearest difference is ads: 計算機 +読み上げたり式や履歴が見える at none against RedoCalc's shown. 計算機 +読み上げたり式や履歴が見える also leads on device support (3 vs 1) and iOS requirement (9.0 vs 18.0). RedoCalc's advantage is update cadence (every 3 days vs every 8 days). On price and in-app purchases there is nothing between them.

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

計算機 +読み上げたり式や履歴が見える ships an update every 8 days, RedoCalc every 3 days. The most recent releases landed on October 6, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | 計算機 +読み上げたり式や履歴が見える | RedoCalc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 8 days | **Every 3 days** |
| Size | 21 MB | 3 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mamoru Yano](https://appshunter.io/developer/1222407447) | [Toshiyuki Kuwabara](https://appshunter.io/developer/1649322074) |

## What reviewers say

### 計算機 +読み上げたり式や履歴が見える

[App page](https://appshunter.io/ios/app/plus/id1308221861)

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

**In-app purchases:** none


### RedoCalc

[App page](https://appshunter.io/ios/app/redocalc/id6743318834)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 計算機 +読み上げたり式や履歴が見える free?

計算機 +読み上げたり式や履歴が見える is free to download, with no in-app purchases.

### Is RedoCalc free?

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

### Do 計算機 +読み上げたり式や履歴が見える or RedoCalc have ads?

RedoCalc shows ads; 計算機 +読み上げたり式や履歴が見える does not.

### Which is updated more often, 計算機 +読み上げたり式や履歴が見える or RedoCalc?

計算機 +読み上げたり式や履歴が見える ships an update every 8 days, and RedoCalc every 3 days. Most recently, 計算機 +読み上げたり式や履歴が見える was updated on October 6, 2026 and RedoCalc on September 25, 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.*