# セキュリティ MOBILE vs 乱数ジェネレータ

The clearest difference is review sentiment: 乱数ジェネレータ at 80% against セキュリティ MOBILE's 6%. 乱数ジェネレータ also leads on in-app purchases (none vs 1) and update cadence (every 2 months vs every 16 months). セキュリティ MOBILE's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. セキュリティ MOBILE sells 1 one-off in-app purchase. 乱数ジェネレータ asks for nothing beyond the download.

セキュリティ MOBILE ships an update every 16 months, 乱数ジェネレータ every 2 months. The most recent releases landed on August 14, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | セキュリティ MOBILE | 乱数ジェネレータ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 5.6% of reviews | **80.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 16 months | **Every 2 months** |
| Monetization | Paid | **Ad-supported** |
| Size | 21 MB | 28 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [SOURCENEXT CORPORATION](https://appshunter.io/developer/367795978) | [sakatech](https://appshunter.io/developer/1198949375) |

## What reviewers say

### セキュリティ MOBILE

[App page](https://appshunter.io/ios/app/mobile/id1184210982)

Protect your iPhone and iPad from dangerous websites and theft. Features include web protection against phishing, location tracking for lost devices, contact backup, data usage monitoring, and SNS privacy checks.

**Highlights:** Web protection against phishing and scam sites, Theft prevention with location tracking, Contact data backup, Mobile and Wi-Fi data usage check, SNS privacy setting verification

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| セキュリティ MOBILE（1年間） | $17.99 | one-time |


### 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


## Frequently asked questions

### Is セキュリティ MOBILE free?

セキュリティ MOBILE is free to download, with in-app purchases available.

### 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.

### Do セキュリティ MOBILE or 乱数ジェネレータ have ads?

乱数ジェネレータ shows ads; セキュリティ MOBILE does not.

### Which is updated more often, セキュリティ MOBILE or 乱数ジェネレータ?

セキュリティ MOBILE ships an update every 16 months, and 乱数ジェネレータ every 2 months. Most recently, セキュリティ MOBILE was updated on August 14, 2026 and 乱数ジェネレータ on October 18, 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.*