# KumamonCalc vs 変数電卓+

The clearest difference is in-app purchases: 変数電卓+ at none against KumamonCalc's 1. 変数電卓+ also leads on ads (none vs shown) and update cadence (daily vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. KumamonCalc sells 1 one-off in-app purchase. 変数電卓+ asks for nothing beyond the download.

KumamonCalc ships an update every 3 months, 変数電卓+ daily. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | KumamonCalc | 変数電卓+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/kumamoncalc/id830364492/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 50 MB | 27 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [woodsmall inc.](https://appshunter.io/developer/708077492) | [Takuya Nemoto](https://appshunter.io/developer/1817950976) |

## What reviewers say

### KumamonCalc

[App page](https://appshunter.io/ios/app/kumamoncalc/id830364492)

A straightforward calculator featuring the popular Kumamon character. It supports basic arithmetic, percentage calculations, and memory functions. Users can customize themes and toggle sound effects.

**Highlights:** Basic arithmetic operations, Percentage calculation, Memory function, Customizable themes, Sound ON/OFF option, 12-digit input support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advertising hide | $4.99 | one-time |


### 変数電卓+

[App page](https://appshunter.io/ios/app/plus/id6746694817)

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

**In-app purchases:** none


## Frequently asked questions

### Is KumamonCalc free?

KumamonCalc is free to download, with in-app purchases available.

### Is 変数電卓+ free?

変数電卓+ is free to download, with no in-app purchases.

### Do KumamonCalc or 変数電卓+ have ads?

KumamonCalc shows ads; 変数電卓+ does not.

### Which is updated more often, KumamonCalc or 変数電卓+?

KumamonCalc ships an update every 3 months, and 変数電卓+ daily. Most recently, KumamonCalc was updated on October 23, 2026 and 変数電卓+ on October 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.*