# Blue Mro vs eTechPub

The clearest difference is update cadence: Blue Mro at every 2 months against eTechPub's every 7 months. eTechPub's advantage is iOS requirement (12.0 vs 16.6). 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.

Blue Mro ships an update every 2 months, eTechPub every 7 months. The most recent releases landed on September 16, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Blue Mro | eTechPub |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.0 (3 ratings)](https://appshunter.io/ios/app/etechpub/id981507847/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | — | Free |
| Size | 24 MB | 50 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [MRX Systems S.A.](https://appshunter.io/developer/414442593) | [AIRBUS HELICOPTERS](https://appshunter.io/developer/442021573) |

## What reviewers say

### Blue Mro

[App page](https://appshunter.io/ios/app/blue-mro/id719527761)

**Features:** macOS Compatibility

**In-app purchases:** none


### eTechPub

[App page](https://appshunter.io/ios/app/etechpub/id981507847)

Access Airbus Helicopters technical documentation online and offline. Download manuals and receive notifications for new versions. Requires a Keycopter account for online access.

**Highlights:** Online manual consultation, Offline manual access, Manual downloads, New version alerts, Keycopter account integration

**In-app purchases:** none


## Frequently asked questions

### Is Blue Mro free?

Blue Mro is free to download, with no in-app purchases.

### Is eTechPub free?

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

### Do Blue Mro or eTechPub have ads?

Neither Blue Mro nor eTechPub shows ads.

### Which is updated more often, Blue Mro or eTechPub?

Blue Mro ships an update every 2 months, and eTechPub every 7 months. Most recently, Blue Mro was updated on September 16, 2026 and eTechPub on September 25, 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.*