# セキュリティ MOBILE vs 常時安全セキュリティ24

The clearest difference is in-app purchases: 常時安全セキュリティ24 at none against セキュリティ MOBILE's 1. 常時安全セキュリティ24 also leads on review sentiment (25% vs 6%) and update cadence (every 4 months vs every 16 months). セキュリティ MOBILE's advantage is iOS requirement (16.6 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. セキュリティ MOBILE sells 1 one-off in-app purchase. 常時安全セキュリティ24 asks for nothing beyond the download.

セキュリティ MOBILE ships an update every 16 months, 常時安全セキュリティ24 every 4 months. The most recent releases landed on August 14, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | セキュリティ MOBILE | 常時安全セキュリティ24 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 5.6% of reviews | **25.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 4 months** |
| Monetization | Paid | **Ad-supported** |
| Size | 21 MB | 308 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [SOURCENEXT CORPORATION](https://appshunter.io/developer/367795978) | [NIFTY Corporation](https://appshunter.io/developer/336576796) |

## 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 |


### 常時安全セキュリティ24

[App page](https://appshunter.io/ios/app/24/id1497243069)

Protect your iPhone and iPad from online threats with this security service. It offers browser and banking protection for safe online transactions, and parental controls to manage children's device usage and access to inappropriate websites.

**Highlights:** Browser protection, Banking protection, Parental controls, Privacy protection, Password management, Personal information leak monitoring, SMS scam protection

**Features:** macOS Compatibility, Safari Extension

**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 常時安全セキュリティ24 free?

常時安全セキュリティ24 is free to download, with no in-app purchases.

### Do セキュリティ MOBILE or 常時安全セキュリティ24 have ads?

Neither セキュリティ MOBILE nor 常時安全セキュリティ24 shows ads.

### Which is updated more often, セキュリティ MOBILE or 常時安全セキュリティ24?

セキュリティ MOBILE ships an update every 16 months, and 常時安全セキュリティ24 every 4 months. Most recently, セキュリティ MOBILE was updated on August 14, 2026 and 常時安全セキュリティ24 on October 11, 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.*