# Aviation Dictionary vs B777 Study Guide

The clearest difference is rating: Aviation Dictionary at 5.0 against B777 Study Guide's 4.0. Aviation Dictionary also leads on price ($3.99 vs $4.99) and iOS requirement (12.0 vs 26.0). B777 Study Guide's advantage is update cadence (every 7 months vs every 34 months). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Aviation Dictionary costs $3.99 and B777 Study Guide $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Aviation Dictionary holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Aviation Dictionary ships an update every 34 months, B777 Study Guide every 7 months. The most recent releases landed on October 15, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Aviation Dictionary | B777 Study Guide |
| --- | --- | --- |
| Price | **$3.99** | $4.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/aviation-dictionary-offline/id1462266610/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/b777-study-guide/id6757158204/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 34 months | **Every 7 months** |
| Monetization | Paid | Paid |
| Size | 19 MB | 6 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bhavinkumar Satashiya](https://appshunter.io/developer/1361485921) | [Apps For Pilots](https://appshunter.io/developer/395604081) |

## 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


### B777 Study Guide

[App page](https://appshunter.io/ios/app/b777-study-guide/id6757158204)

Prepare for Boeing 777 oral exams and systems knowledge with this focused training companion. Review limitations, memory items, and practice realistic oral questions. Create custom notes and flashcards for efficient study.

**Highlights:** Limitations & Memory Items review, System-by-system knowledge reinforcement, AI-assisted oral exam practice, Custom notes and briefings, Flashcard creation and review, Offline access

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

**In-app purchases:** none


## Frequently asked questions

### Is Aviation Dictionary free?

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

### Is B777 Study Guide free?

B777 Study Guide costs $4.99, with no in-app purchases.

### Which has better reviews, Aviation Dictionary or B777 Study Guide?

Aviation Dictionary is rated higher. Aviation Dictionary averages 5.0 out of 5 from 1 ratings, while B777 Study Guide averages 4.0 from 2 ratings.

### Do Aviation Dictionary or B777 Study Guide have ads?

Neither Aviation Dictionary nor B777 Study Guide shows ads.

### Which is updated more often, Aviation Dictionary or B777 Study Guide?

Aviation Dictionary ships an update every 34 months, and B777 Study Guide every 7 months. Most recently, Aviation Dictionary was updated on October 15, 2026 and B777 Study Guide on October 8, 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.*