# Aviation Dictionary vs Minimalist Unit Conversions

The clearest difference is in-app purchases: Minimalist Unit Conversions at none against Aviation Dictionary's 1. On price, update cadence, ads and device support there is nothing between them.

Aviation Dictionary costs $0.99 and Minimalist Unit Conversions $0.99 up front. Aviation Dictionary sells 1 one-off in-app purchase. Minimalist Unit Conversions asks for nothing beyond the download.

Aviation Dictionary ships an update every 10 days, Minimalist Unit Conversions fortnightly. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Aviation Dictionary | Minimalist Unit Conversions |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | **[4.9 (8 ratings)](https://appshunter.io/ios/app/aviation-dictionary/id1526426935/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Fortnightly |
| Monetization | Paid | — |
| Size | 12 MB | 17 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andrew Barsby](https://appshunter.io/developer/1513102649) | [Constant Heritage, LLC](https://appshunter.io/developer/1206999958) |

## What reviewers say

### Aviation Dictionary

[App page](https://appshunter.io/ios/app/aviation-dictionary/id1526426935)

This offline dictionary provides over 7000 aviation terms and definitions, filtered by aviation authorities like FAA and ICAO. Access detailed information, including NOTAM and METAR abbreviations, with automatic dark mode and landscape support for pilots and enthusiasts.

**Highlights:** Offline search for aviation terms, Definitions filtered by state (FAA, EASA, ICAO), Includes NOTAM, MET, AIP definitions, Automatic dark mode, Portrait and landscape modes, Links to Google/Wikipedia for more info

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Aviation Terms | $3.99 | one-time |


### Minimalist Unit Conversions

[App page](https://appshunter.io/ios/app/minimalist-unit-conversions/id6747321980)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Aviation Dictionary free?

Aviation Dictionary costs $0.99, and also offers in-app purchases.

### Is Minimalist Unit Conversions free?

Minimalist Unit Conversions costs $0.99, with no in-app purchases.

### Do Aviation Dictionary or Minimalist Unit Conversions have ads?

Neither Aviation Dictionary nor Minimalist Unit Conversions shows ads.

### Which is updated more often, Aviation Dictionary or Minimalist Unit Conversions?

Aviation Dictionary ships an update every 10 days, and Minimalist Unit Conversions fortnightly. Most recently, Aviation Dictionary was updated on October 24, 2026 and Minimalist Unit Conversions 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.*