# Orch A320 Guide vs MCDU Trainer

Orch A320 Guide and MCDU Trainer are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Orch A320 Guide ships an update every 11 days, MCDU Trainer weekly. The most recent releases landed on October 1, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Orch A320 Guide | MCDU Trainer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 days | **Weekly** |
| Size | 53 MB | 22 MB |
| Requires iOS | 17.4 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Wonmo Seong](https://appshunter.io/developer/1625011193) | [云启航科(成都)科技有限公司](https://appshunter.io/developer/6800583113) |

## What reviewers say

### Orch A320 Guide

[App page](https://appshunter.io/ios/app/orch-a320-guide/id6761716273)

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

**In-app purchases:** none


### MCDU Trainer

[App page](https://appshunter.io/ios/app/mcdu-trainer/id6816211807)

**In-app purchases:** none


## Frequently asked questions

### Is Orch A320 Guide free?

Orch A320 Guide is free to download, with no in-app purchases.

### Is MCDU Trainer free?

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

### Do Orch A320 Guide or MCDU Trainer have ads?

Neither Orch A320 Guide nor MCDU Trainer shows ads.

### Which is updated more often, Orch A320 Guide or MCDU Trainer?

Orch A320 Guide ships an update every 11 days, and MCDU Trainer weekly. Most recently, Orch A320 Guide was updated on October 1, 2026 and MCDU Trainer on October 16, 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.*