# RotON vs 高機能な電卓

The clearest difference is in-app purchases: 高機能な電卓 at none against RotON's 1. RotON's advantage is update cadence (every 5 days vs every 2 weeks) and iOS requirement (17.6 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. RotON sells 1 one-off in-app purchase. 高機能な電卓 asks for nothing beyond the download.

RotON ships an update every 5 days, 高機能な電卓 every 2 weeks. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | RotON | 高機能な電卓 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Size | 8 MB | 3 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MUNEATSU G.K.](https://appshunter.io/developer/1534902759) | [Koki Komatsu](https://appshunter.io/developer/1796307607) |

## What reviewers say

### RotON

[App page](https://appshunter.io/ios/app/roton/id6754537065)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 拡張機能（プレミアム） | $1.99 | one-time |


### 高機能な電卓

[App page](https://appshunter.io/ios/app/id6799535633)

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

**In-app purchases:** none


## Frequently asked questions

### Is RotON free?

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

### Is 高機能な電卓 free?

高機能な電卓 is free to download, with no in-app purchases.

### Do RotON or 高機能な電卓 have ads?

Neither RotON nor 高機能な電卓 shows ads.

### Which is updated more often, RotON or 高機能な電卓?

RotON ships an update every 5 days, and 高機能な電卓 every 2 weeks. Most recently, RotON was updated on October 25, 2026 and 高機能な電卓 on October 31, 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.*