# Geometry Quick Reference vs Airbus A320 Systems Trainer

The clearest difference is price: Geometry Quick Reference at $0.99 against Airbus A320 Systems Trainer's $39.99. Airbus A320 Systems Trainer's advantage is update cadence (every 4 days vs every 37 months) and device support (3 vs 1). On ads, in-app purchases and iOS requirement there is nothing between them.

Geometry Quick Reference costs $0.99 and Airbus A320 Systems Trainer $39.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Geometry Quick Reference ships an update every 37 months, Airbus A320 Systems Trainer every 4 days. The most recent releases landed on May 16, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Geometry Quick Reference | Airbus A320 Systems Trainer |
| --- | --- | --- |
| Price | **$0.99** | $39.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 4 days** |
| Size | 7 MB | 56 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ventura Educational Systems](https://appshunter.io/developer/371324172) | [faraz sheikh](https://appshunter.io/developer/851761851) |

## What reviewers say

### Geometry Quick Reference

[App page](https://appshunter.io/ios/app/geometry-quick-reference/id706066085)

**Features:** macOS Compatibility

**In-app purchases:** none


### Airbus A320 Systems Trainer

[App page](https://appshunter.io/ios/app/airbus-a320-systems-trainer/id1617112160)

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

**In-app purchases:** none


## Frequently asked questions

### Is Geometry Quick Reference free?

Geometry Quick Reference costs $0.99, with no in-app purchases.

### Is Airbus A320 Systems Trainer free?

Airbus A320 Systems Trainer costs $39.99, with no in-app purchases.

### Do Geometry Quick Reference or Airbus A320 Systems Trainer have ads?

Neither Geometry Quick Reference nor Airbus A320 Systems Trainer shows ads.

### Which is updated more often, Geometry Quick Reference or Airbus A320 Systems Trainer?

Geometry Quick Reference ships an update every 37 months, and Airbus A320 Systems Trainer every 4 days. Most recently, Geometry Quick Reference was updated on May 16, 2026 and Airbus A320 Systems Trainer on September 15, 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.*