# OSS vs 情報セキュリティマネジメント

The clearest difference is price: 情報セキュリティマネジメント at Free against OSS's $3.99. 情報セキュリティマネジメント also leads on update cadence (every 2 days vs every 15 months). OSS's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

情報セキュリティマネジメント is free to download; OSS costs $3.99 up front. 情報セキュリティマネジメント sells 1 one-off in-app purchase. OSS asks for nothing beyond the download.

OSS ships an update every 15 months, 情報セキュリティマネジメント every 2 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | OSS | 情報セキュリティマネジメント |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 2 days** |
| Size | 44 MB | 5 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Daisuke Matsubara](https://appshunter.io/developer/1720755722) | [TAKAYUKI OOTA](https://appshunter.io/developer/1855196437) |

## What reviewers say

### OSS

[App page](https://appshunter.io/ios/app/oss-db-silver/id6745166641)

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

**In-app purchases:** none


### 情報セキュリティマネジメント

[App page](https://appshunter.io/ios/app/id6757285434)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 情報セキュリティマネジメント 試験対策 | $1.99 | one-time |


## Frequently asked questions

### Is OSS free?

OSS costs $3.99, with no in-app purchases.

### Is 情報セキュリティマネジメント free?

情報セキュリティマネジメント is free to download, with in-app purchases available.

### Do OSS or 情報セキュリティマネジメント have ads?

Neither OSS nor 情報セキュリティマネジメント shows ads.

### Which is updated more often, OSS or 情報セキュリティマネジメント?

OSS ships an update every 15 months, and 情報セキュリティマネジメント every 2 days. Most recently, OSS was updated on November 5, 2026 and 情報セキュリティマネジメント on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*