# Security Browser for M365 vs RPアプリ

The clearest difference is update cadence: Security Browser for M365 at every 2 months against RPアプリ's every 4 months. Security Browser for M365 also leads on device support (3 vs 1). RPアプリ's advantage is iOS requirement (13.3 vs 15.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Security Browser for M365 ships an update every 2 months, RPアプリ every 4 months. The most recent releases landed on September 21, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Security Browser for M365 | RPアプリ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Size | 6 MB | 4 MB |
| Requires iOS | 15.0 | **13.3** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 17+ | 4+ |
| Developer | [SATERAITO OFFICE, INC.](https://appshunter.io/developer/586123809) | [INFUINIUS K.K.](https://appshunter.io/developer/1484605121) |

## What reviewers say

### Security Browser for M365

[App page](https://appshunter.io/ios/app/security-browser-for-m365/id968575363)

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

**In-app purchases:** none


### RPアプリ

[App page](https://appshunter.io/ios/app/rp/id1562821440)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Security Browser for M365 free?

Security Browser for M365 is free to download, with no in-app purchases.

### Is RPアプリ free?

RPアプリ is free to download, with no in-app purchases.

### Do Security Browser for M365 or RPアプリ have ads?

Neither Security Browser for M365 nor RPアプリ shows ads.

### Which is updated more often, Security Browser for M365 or RPアプリ?

Security Browser for M365 ships an update every 2 months, and RPアプリ every 4 months. Most recently, Security Browser for M365 was updated on September 21, 2026 and RPアプリ on September 10, 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.*