# OSAAP BlueMobile vs MIRS Onsite

The clearest difference is update cadence: OSAAP BlueMobile at every 2 months against MIRS Onsite's every 14 months. MIRS Onsite's advantage is iOS requirement (13.0 vs 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.

OSAAP BlueMobile ships an update every 2 months, MIRS Onsite every 14 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | OSAAP BlueMobile | MIRS Onsite |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 14 months |
| Size | 116 MB | 15 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [OSAAP America, LLC](https://appshunter.io/developer/1622685614) | [Aezion Inc](https://appshunter.io/developer/723302603) |

## What reviewers say

### OSAAP BlueMobile

[App page](https://appshunter.io/ios/app/osaap-bluemobile/id6444747189)

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

**In-app purchases:** none


### MIRS Onsite

[App page](https://appshunter.io/ios/app/mirs-onsite/id6740891762)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OSAAP BlueMobile free?

OSAAP BlueMobile is free to download, with no in-app purchases.

### Is MIRS Onsite free?

MIRS Onsite is free to download, with no in-app purchases.

### Do OSAAP BlueMobile or MIRS Onsite have ads?

Neither OSAAP BlueMobile nor MIRS Onsite shows ads.

### Which is updated more often, OSAAP BlueMobile or MIRS Onsite?

OSAAP BlueMobile ships an update every 2 months, and MIRS Onsite every 14 months. Most recently, OSAAP BlueMobile was updated on November 3, 2026 and MIRS Onsite on October 30, 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.*