# Aviation Dictionary vs A320SYS

The clearest difference is update cadence: A320SYS at every 6 months against Aviation Dictionary's every 34 months. Aviation Dictionary's advantage is price ($3.99 vs $4.99) and iOS requirement (12.0 vs 18.0). On ads, in-app purchases and device support there is nothing between them.

Aviation Dictionary costs $3.99 and A320SYS $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Aviation Dictionary ships an update every 34 months, A320SYS every 6 months. The most recent releases landed on July 7, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Aviation Dictionary | A320SYS |
| --- | --- | --- |
| Price | **$3.99** | $4.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/aviation-dictionary-offline/id1462266610/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 34 months | **Every 6 months** |
| Monetization | Paid | — |
| Size | 19 MB | 1 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Bhavinkumar Satashiya](https://appshunter.io/developer/1361485921) | [seyfullah kalboussi](https://appshunter.io/developer/1783475275) |

## What reviewers say

### Aviation Dictionary

[App page](https://appshunter.io/ios/app/aviation-dictionary-offline/id1462266610)

This educational reference app provides a comprehensive offline dictionary of aviation terms and abbreviations. It's designed for pilots, technicians, and engineers to quickly look up and learn essential vocabulary for their daily work.

**Highlights:** Offline functionality, Over 6000 words and abbreviations, Searchable database, Bookmarking for favorites, Share terms with friends, Find abbreviation meanings

**In-app purchases:** none


### A320SYS

[App page](https://appshunter.io/ios/app/a320sys/id6739029618)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Aviation Dictionary free?

Aviation Dictionary costs $3.99, with no in-app purchases.

### Is A320SYS free?

A320SYS costs $4.99, with no in-app purchases.

### Do Aviation Dictionary or A320SYS have ads?

Neither Aviation Dictionary nor A320SYS shows ads.

### Which is updated more often, Aviation Dictionary or A320SYS?

Aviation Dictionary ships an update every 34 months, and A320SYS every 6 months. Most recently, Aviation Dictionary was updated on July 7, 2026 and A320SYS on September 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*