# 320 Guide vs A350 FMS Trainer PRO

The clearest difference is in-app purchases: A350 FMS Trainer PRO at none against 320 Guide's 8. 320 Guide's advantage is device support (3 vs 1) and iOS requirement (14.0.0 vs 26.4). On price, update cadence and ads there is nothing between them.

Both are free to download. 320 Guide sells 8 in-app purchases, starting at $9.99 per month. A350 FMS Trainer PRO asks for nothing beyond the download.

320 Guide ships an update monthly, A350 FMS Trainer PRO every 3 weeks. The most recent releases landed on November 7, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 320 Guide | A350 FMS Trainer PRO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (46 ratings)](https://appshunter.io/ios/app/320-guide/id1630247938/reviews)** | — |
| Number of ratings | **46** | — |
| Positive reviews | 94.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 54 MB | 52 MB |
| Requires iOS | **14.0.0** | 26.4 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Fluge, LLC](https://appshunter.io/developer/1165267373) | [Heading 365](https://appshunter.io/developer/1609857583) |

## What reviewers say

### 320 Guide

[App page](https://appshunter.io/ios/app/320-guide/id1630247938)

This unofficial training tool simplifies complex aircraft systems with clear explanations and detailed 3D visuals. Designed by experienced instructors, it helps pilots prepare for type ratings, upgrades, and recurrent training.

**Highlights:** Clear, concise system explanations, Detailed 3D cutaways and animations, Targeted training for pilots, Expert insights from instructors, Visual learning beyond manuals

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $9.99 | per month |
| Premium Access | $12.99 | per 3 months |
| Type Rating Access | $29.99 | per 6 months |
| A320 Premium Yearly | $29.99 | per year |
| Premium Access | $39.99 | per year |
| A320 Premium Yearly | $39.99 | per year |
| Premium Discount | $39.99 | one-time |
| Premium Access | $79.99 | one-time |


### A350 FMS Trainer PRO

[App page](https://appshunter.io/ios/app/a350-fms-trainer-pro/id6747174943)

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

**In-app purchases:** none


## Frequently asked questions

### Is 320 Guide free?

320 Guide is free to download, with in-app purchases available.

### Is A350 FMS Trainer PRO free?

A350 FMS Trainer PRO is free to download, with no in-app purchases.

### Do 320 Guide or A350 FMS Trainer PRO have ads?

Neither 320 Guide nor A350 FMS Trainer PRO shows ads.

### Which is updated more often, 320 Guide or A350 FMS Trainer PRO?

320 Guide ships an update monthly, and A350 FMS Trainer PRO every 3 weeks. Most recently, 320 Guide was updated on November 7, 2026 and A350 FMS Trainer PRO on October 28, 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.*