# MRO vs ELMS Aviation

The clearest difference is update cadence: MRO at every 5 days against ELMS Aviation's every 2 months. ELMS Aviation's advantage is iOS requirement (13.0 vs 17.0). 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.

MRO ships an update every 5 days, ELMS Aviation every 2 months. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | MRO | ELMS Aviation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/mro-pro/id1527978428/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 months |
| Monetization | Free | — |
| Size | 83 MB | 31 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MRO-PRO](https://appshunter.io/developer/1527978430) | [ELMS Aviation Limited](https://appshunter.io/developer/1650221556) |

## What reviewers say

### MRO

[App page](https://appshunter.io/ios/app/mro-pro/id1527978428)

This business application digitizes aircraft maintenance, overhaul, and repair processes. It offers features like work order management, inventory control, and compliance tracking to improve accuracy and efficiency.

**Highlights:** Work Order live maintenance capture, Inventory control, Tooling control, Personal compliance tracking, Station compliance tracking, Authorization list management, Invoicing

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

**In-app purchases:** none


### ELMS Aviation

[App page](https://appshunter.io/ios/app/elms-aviation/id6443879484)

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

**In-app purchases:** none


## Frequently asked questions

### Is MRO free?

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

### Is ELMS Aviation free?

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

### Do MRO or ELMS Aviation have ads?

Neither MRO nor ELMS Aviation shows ads.

### Which is updated more often, MRO or ELMS Aviation?

MRO ships an update every 5 days, and ELMS Aviation every 2 months. Most recently, MRO was updated on October 29, 2026 and ELMS Aviation on October 27, 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.*