# appCalculator vs メモリ電卓

The clearest difference is in-app purchases: appCalculator at none against メモリ電卓's 1. appCalculator also leads on ads (none vs shown). メモリ電卓's advantage is update cadence (every 5 days vs every 48 months) and device support (3 vs 1). On price and iOS requirement there is nothing between them.

Both are free to download. メモリ電卓 sells 1 one-off in-app purchase. appCalculator asks for nothing beyond the download.

appCalculator ships an update every 48 months, メモリ電卓 every 5 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | appCalculator | メモリ電卓 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 48 months | **Every 5 days** |
| Size | 0 MB | 23 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Masato Takahashi](https://appshunter.io/developer/767386750) | [ITOTSUKA](https://appshunter.io/developer/1780261746) |

## What reviewers say

### appCalculator

[App page](https://appshunter.io/ios/app/appcalculator/id1581314930)

**Features:** macOS Compatibility

**In-app purchases:** none


### メモリ電卓

[App page](https://appshunter.io/ios/app/id6761058403)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告の非表示 | $0.99 | one-time |


## Frequently asked questions

### Is appCalculator free?

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

### Is メモリ電卓 free?

メモリ電卓 is free to download, with in-app purchases available.

### Do appCalculator or メモリ電卓 have ads?

メモリ電卓 shows ads; appCalculator does not.

### Which is updated more often, appCalculator or メモリ電卓?

appCalculator ships an update every 48 months, and メモリ電卓 every 5 days. Most recently, appCalculator was updated on October 25, 2026 and メモリ電卓 on October 24, 2026.

---

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