# 外部システム連携 vs LOCKED MDM

The clearest difference is iOS requirement: LOCKED MDM at 13.0 against 外部システム連携's 15.0. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | 外部システム連携 | LOCKED MDM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 1 MB | 28 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [SATERAITO OFFICE, INC.](https://appshunter.io/developer/586123809) | [onetap Inc.](https://appshunter.io/developer/1255754663) |

## What reviewers say

### 外部システム連携

[App page](https://appshunter.io/ios/app/id1637404422)

**Features:** macOS Compatibility, Safari Extension

**In-app purchases:** none


### LOCKED MDM

[App page](https://appshunter.io/ios/app/locked-mdm/id6769590122)

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

**In-app purchases:** none


## Frequently asked questions

### Is 外部システム連携 free?

外部システム連携 is free to download, with no in-app purchases.

### Is LOCKED MDM free?

LOCKED MDM is free to download, with no in-app purchases.

### Do 外部システム連携 or LOCKED MDM have ads?

Neither 外部システム連携 nor LOCKED MDM shows ads.

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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.*