# 乱数ジェネレータ vs DOTENKO電卓

The clearest difference is in-app purchases: 乱数ジェネレータ at none against DOTENKO電卓's 1. 乱数ジェネレータ also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. DOTENKO電卓 sells 1 one-off in-app purchase. 乱数ジェネレータ asks for nothing beyond the download.

乱数ジェネレータ ships an update every 2 months, DOTENKO電卓 every 5 weeks. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 乱数ジェネレータ | DOTENKO電卓 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Ad-supported | — |
| Size | 28 MB | 13 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [sakatech](https://appshunter.io/developer/1198949375) | [Takuma Shinoda](https://appshunter.io/developer/1713355943) |

## What reviewers say

### 乱数ジェネレータ

[App page](https://appshunter.io/ios/app/id1532707004)

Generate random numbers within a specified range and quantity with this straightforward utility. It offers essential settings like preventing duplicates and sorting options, making it ideal for quick random selections and draws without unnecessary complexity.

**Highlights:** Generate random numbers, Specify range and quantity, Prevent duplicate numbers, Sort numbers (ascending/descending), List display option, Simple interface

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

**In-app purchases:** none


### DOTENKO電卓

[App page](https://appshunter.io/ios/app/dotenko/id6475644027)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is 乱数ジェネレータ free?

乱数ジェネレータ is free to download, with no in-app purchases.

### Is DOTENKO電卓 free?

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

### Do 乱数ジェネレータ or DOTENKO電卓 have ads?

Both 乱数ジェネレータ and DOTENKO電卓 show ads.

### Which is updated more often, 乱数ジェネレータ or DOTENKO電卓?

乱数ジェネレータ ships an update every 2 months, and DOTENKO電卓 every 5 weeks. Most recently, 乱数ジェネレータ was updated on October 25, 2026 and DOTENKO電卓 on October 27, 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.*